Astronomy

1,544 cards. Each one is a 40-second story with a five-minute read behind it. Page 21 of 26.

1201. Spot a lunar eclipse and rare planetary alignments in the May night skyNASA highlights the best celestial events for May 2022, offering guidance on how to catch a total lunar eclipse, a rare planetary conjunction, and a prominent star cluster using s…
1202. What to look for in the night sky throughout August 2022NASA highlights the celestial events of August 2022, including the return of Saturn and Jupiter to evening viewing and tips for spotting the Cygnus constellation. While the Persei…
1203. Four planets and the center of the galaxy highlight July 2022 night skiesNASA's guide to July 2022 skywatching highlights the celestial events visible this month. From the dawn alignment of four major planets to the astronomical origins of the dog days…
1204. Three celestial events to observe in the night sky this OctoberNASA highlights three key astronomical occurrences for October 2022. From the persistent visibility of gas giants to the shifting path of the Red Planet and an annual meteor showe…
1205. Spot a celestial red triangle in the September night skyNASA highlights key astronomical events for September 2022, including planetary alignments and the seasonal shift of the equinox. This guide helps you navigate the night sky throu…
1206. Why leftover space debris is the key to understanding how our planets formedNASA experts discuss how near-Earth objects like comets and asteroids serve as scientific time capsules. This talk explores how analyzing their chemical composition provides vital…
1207. Beyond our solar system: How humanity has confirmed over 5,000 distant worldsWe are currently living in a golden age of astronomical discovery. This talk explores the technical methods used to identify exoplanets and the ongoing challenges researchers face…
1208. Watch the Moon eclipse Mars and dance with Jupiter this DecemberNASA highlights the celestial events of December 2022, featuring lunar encounters with two major planets and a prominent constellation visible in the night sky.
1209. January 2023 offers a rare celestial dance of planets, winter stars, and a visiting comet.The January 2023 night sky is a masterclass in cosmic alignment. From the brilliant constellations of the Northern Hemisphere winter to a rare, close-encounter comet, the month is…
1210. Watch Jupiter and Venus converge in the February sky alongside ancient star clustersFebruary 2023 offers a spectacular celestial display as the two brightest planets in our sky draw closer each evening. Beyond this planetary dance, you can use the brilliant star …
1211. How NASA engineers build a spacecraft to survive the brutal radiation of JupiterThe Europa Clipper is the largest interplanetary spacecraft NASA has ever constructed. Designed to investigate whether Jupiter’s icy moon could harbor life, it must endure a six-y…
1212. Why the June solstice was the key to measuring Earth 2,200 years agoJune 2023 offers a celestial spectacle as Mars and Venus converge in the evening sky. This guide highlights the month's best planetary alignments, stellar constellations, and the …
1213. Witness 133 days of solar fury condensed into a single hour of footageNASA’s Solar Dynamics Observatory has captured the Sun’s volatile corona in unprecedented detail. By stitching together images taken every 108 seconds, this time-lapse reveals the…
1214. August 2023 offers a rare celestial lineup including a Super Blue Moon.NASA highlights three major skywatching events for August 2023. From the annual Perseid meteor shower to Saturn reaching its yearly peak brightness, this guide explains how to cat…
1215. Is the Sun currently at its peak of activity, or are we already declining?Born 4.6 billion years ago, our Sun is a volatile engine large enough to hold 1.3 million Earths. While scientists once predicted a solar maximum for August 2025, recent data sugg…
1216. Hubble celebrates 33 years by capturing a chaotic nursery of newborn starsTo mark its 33rd anniversary, the Hubble Space Telescope reveals a stunning look at NGC 1333. This nearby star-forming region serves as a cosmic cauldron, where hundreds of stars …
1217. Three decades later, Hubble remains a premier tool for exploring the cosmosThe Hubble Space Telescope recently marked 33 years in orbit. To celebrate, NASA released a striking new image of the star-forming region NGC 1333, showcasing the telescope's endu…
1218. Can a symphony capture the raw, alien majesty of our solar system's planetary neighbors?NASA has partnered with composer Henry Dehlinger and the National Philharmonic to create Cosmic Cycles, a multimedia project blending orchestral music with space imagery. This col…
1219. Can ultraviolet light determine if a distant planet is capable of supporting life?NASA researchers are launching rockets from Australia to study the ultraviolet light emitted by Alpha Centauri A and B. This mission investigates how stellar radiation influences …
1220. Why NASA launched rockets from the Australian outback to study distant starsTo understand if life can exist on planets orbiting other stars, NASA scientists traveled to the remote Northern Territory of Australia. By launching sounding rockets into space, …
1221. Why looking at the universe with only our eyes is not enoughFor most of history, humanity relied solely on visible light to study the cosmos. This video explains how modern multiwavelength astronomy unlocks hidden secrets by observing radi…
1222. Why the world turned its eyes to the Moon on October 21, 2023This broadcast celebrates International Observe the Moon Night, a global event dedicated to lunar science, exploration, and our cultural connection to our natural satellite. It fe…
1223. A routine asteroid flyby reveals a bizarre, contact-binary moon orbiting in deep spaceNASA's Lucy spacecraft was meant to test its tracking systems on a small asteroid named Dinkinesh. Instead, it uncovered a complex, dynamic world. The asteroid hosts a moon named …
1224. How NASA saved the Hubble Space Telescope from a critical optical failureEd Weiler, a key figure in the Hubble program, recounts the intense challenges and eventual triumph of Servicing Mission 1. This interview explores the innovation required to revi…
1225. Why the Moon appears to wobble as it orbits the Earth each monthThe Moon does not just cycle through phases; it performs a subtle, rhythmic dance. By compressing a month of lunar motion into just 24 seconds, NASA’s latest 4K visualization reve…
1226. A 14-year time-lapse reveals the high-energy universe in stunning gamma-ray detailNASA's Fermi Gamma-ray Space Telescope has captured 14 years of high-energy light, creating a dynamic map of the cosmos. From our own Sun's steady arc to the violent, distant jets…
1227. A 14-year time-lapse reveals the violent, high-energy dance of our invisible universeNASA’s Fermi telescope has captured the gamma-ray sky in a stunning 14-year time-lapse. From our own Sun’s occasional flares to distant black holes firing jets of matter across bi…
1228. How do colossal galaxy mergers shape the vast, hidden landscape of our universe?Dr. Jennifer Wiseman explains the mechanics of galaxy mergers and the essential role of the Hubble Space Telescope in observing these transformative cosmic events. This video prov…
1229. Why the Hubble Space Telescope is effectively a functional time machine for astronomersThe Hubble Space Telescope is more than a satellite or an observatory; it is a window into the history of the cosmos. By positioning itself above the distorting effects of Earth's…
1230. Watch the Sun unleash three powerful X-class solar flares in rapid successionNASA's Solar Dynamics Observatory recently recorded a rare triple event of X-class solar flares. This video showcases these intense solar outbursts across multiple ultraviolet wav…
1231. Thirty-four years later, Hubble captures the intricate beauty of a dying star.The Hubble Space Telescope recently marked 34 years of operation by imaging the Little Dumbbell Nebula. This video showcases highlights from the telescope's latest year in orbit, …
1232. Why NASA is chasing the 2024 total solar eclipse from 50,000 feetOn April 8, 2024, NASA will deploy WB-57 jet planes to capture the total solar eclipse from the stratosphere. This high-altitude mission aims to gather unique scientific data that…
1233. How Hubble captured the same supernova exploding four times in one imageDr. Brian Welch explains how the Hubble Space Telescope captured a rare cosmic event where a single supernova, known as Refsdal, appeared to explode four separate times. This vide…
1234. Where did the water on Mars go? Hubble and MAVEN provide new answers.Mars was once a wet planet, but most of its water vanished over the last 3 billion years. By combining data from the Hubble Space Telescope and the MAVEN mission, researchers are …
1235. Witness the delicate, glowing remnants left behind by a massive star's final explosion.Dr. Ken Carpenter explores the Veil Nebula, a supernova remnant captured by the Hubble Space Telescope. This video breaks down the complex, wispy filaments of ionized gas to revea…
1236. Join the global celebration of our closest celestial neighbor this September 14International Observe the Moon Night highlights lunar science and global engagement. This broadcast features insights from NASA experts, updates on the Artemis program, and practi…
1237. Why do we fear planets in retrograde and what is actually happening up there?Planetary retrograde is often treated as a source of dread, but it is a standard orbital phenomenon. This NASA Science Live session features planetary experts explaining the mecha…
1238. From Ancient Geometry to Dark Universe Mapping: The Two Faces of EuclidThe name Euclid evokes the foundational geometry of the ancient world, yet today it also represents a cutting-edge space mission. While the Greek mathematician built the logical f…
1239. Can a 3D map of the cosmos finally reveal the universe's dark side?The European Space Agency's Euclid mission aims to uncover the nature of dark matter and dark energy. By mapping billions of galaxies across cosmic time, this mission seeks to exp…
1240. Can we map the 95% of the universe that remains completely invisible to us?The European Space Agency's Euclid mission aims to solve the mystery of dark matter and energy. This video offers a behind-the-scenes look at the human effort and engineering prec…
1241. ESA’s Euclid telescope is about to reveal the largest 3D map of the universeThe European Space Agency is unveiling the first full-colour images from the Euclid space telescope. This mission aims to map the cosmos in unprecedented detail, helping scientist…
1242. How modern telescopes are turning the night sky into a flood of dataThe Vera C. Rubin Observatory recently issued 800,000 astronomy alerts in a single night, signaling a shift in how we monitor the cosmos. While historical databases like SIMBAD me…
1243. Can we create our own solar eclipse to study the Sun's hidden atmosphere?Total solar eclipses reveal the Sun's elusive atmosphere, but they are fleeting and rare. This video explores the mechanics behind these celestial events and how the European Spac…
1244. How two satellites will create a man-made solar eclipse in deep spaceThe European Space Agency is launching a pair of satellites designed to fly in perfect formation. By casting a shadow from one onto the other, they will create a sustained artific…
1245. Euclid’s new cosmic portraits reveal the hidden mechanics of our vast universeThe European Space Agency has unveiled five unprecedented images captured by the Euclid space mission. These views provide a new window into the cosmos, offering scientists fresh …
1246. Can we master the art of redirecting asteroids to protect Earth?Watch the moment ESA’s Hera mission launched from Florida to investigate the aftermath of humanity's first successful attempt to alter an asteroid's orbit.
1247. ESA points monitoring cameras at the Moon to capture raw, unprocessed space imageryThe European Space Agency is sharing raw, unprocessed images from the Juice spacecraft's lunar flyby. Originally designed to monitor the deployment of solar panels and antennas af…
1248. Two spacecraft flying in formation to create a permanent artificial solar eclipseThe European Space Agency's Proba-3 mission uses two separate satellites flying in precise formation to block the Sun's glare. By creating a continuous artificial eclipse, this se…
1249. A new crew ascends to the International Space StationWatch the SpaceX Falcon 9 rocket carry the Axiom Mission 4 crew from Florida to orbit. This mission marks a significant journey for ESA project astronaut Sławosz Uznański-Wiśniews…
1250. Euclid telescope maps 26 million galaxies in its first week of deep space observation.The European Space Agency's Euclid mission has completed its initial survey of three target regions, revealing millions of distant galaxies. This early data offers a preview of th…
1251. How to sustain a technological oasis in the world's driest desertThe Atacama Desert is one of the most hostile environments on Earth. Discover the immense challenges involved in running the European Southern Observatory's Very Large Telescope i…
1252. Astronomers discover the most Earth-like exoplanet found to date in a habitable zoneA team of European scientists has identified a super-Earth orbiting a red dwarf star. This discovery is significant because the planet is only 50 percent larger than Earth and exi…
1253. How a mobile observatory brings the wonders of the Andes sky to local students.The GalileoMobile expedition is a two-month journey through the Andes Mountains. A team of astronomers and educators travels across Chile, Bolivia, and Peru to share the excitemen…
1254. How infrared technology reveals the hidden life of the Orion NebulaThe Orion Nebula is a famous celestial landmark, but much of its activity remains obscured by dust. This video showcases how the VISTA telescope uses infrared vision to peer throu…
1255. Maintaining the massive mirrors of the Very Large Telescope in ChileThis video details the intricate process of recoating the giant mirrors used by the Very Large Telescope. It offers a behind-the-scenes look at the technical maintenance required …
1256. Why astronomers chose a remote Chilean mountain for the world's largest telescopeThe European Southern Observatory selected Cerro Armazones as the home for the European Extremely Large Telescope. This video explains the site selection process for the 40-metre-…
1257. Building the world's most ambitious observatory at 5,000 metres above sea levelHigh in the Chilean Andes, engineers are assembling the Atacama Large Millimeter/submillimeter Array. This massive project, known as ALMA, will eventually link 66 antennas to obse…
1258. Astronomers have directly tracked an exoplanet orbiting its host star for the first time.This video details the first direct observation of an exoplanet moving across its host star. By capturing this motion, researchers have gained new insights into how gas giant plan…
1259. Meet the 130-ton transporter moving the world's most precise space antennasThe ALMA Observatory requires extreme precision to position its massive antennas. This video showcases the maiden rollout of a specialized transporter, an engineering marvel desig…
1260. Astronomers discover a distant planetary system with striking similarities to our ownResearchers using European Southern Observatory instruments have identified a star system containing at least five planets. This discovery is notable for its resemblance to our ow…

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