The universe hosts planets where it rains molten glass and iron
In short: Space isn't just empty; it is populated by worlds that defy every rule of terrestrial physics. From planets being physically shredded by their own stars to others featuring supersonic winds that scour surfaces with shards of glass, these extreme exoplanets push the boundaries of what matter can endure.
The diversity of exoplanetary environments reveals a spectrum of planetary destruction and transformation. Some worlds are defined by extreme thermal dynamics, such as WASP-76b, where the dayside heat is so intense that iron vaporizes, only to condense and fall as molten metal rain on the nightside. Others exhibit violent atmospheric conditions; WASP-127b experiences winds exceeding 20,000 mph, a velocity sufficient to dismantle any known structure.
In contrast, HD 189733b presents a different kind of hostility: supersonic winds driving sideways glass rain across its surface. Several planets are caught in the literal gravity of their host stars. The parent star is currently disintegrating WASP-12b, pulling its atmosphere into the void and distorting the world into an oval form. It completes a full orbit in just 1.1 days.
Similarly, HD 80606 b experiences violent orbital swings that cause sudden temperature spikes of over 1,000°F. These environments represent the 'hot Jupiter' and 'lava planet' categories, where planets like COROT-7b and 55 Cancri e possess surfaces covered in oceans of molten rock or sparkling lava. Perhaps most counterintuitive is Gliese 436b, a "hot ice" world. Despite its scorching hydrogen atmosphere, water exists there as superheated, compressed ice—a state of matter that contradicts our standard experience of freezing. These discoveries highlight the vast chemical and physical variety of the cosmos, ranging from planets being eaten by stars to those orbiting in habitable zones like Kepler-22 b or Kepler-452 b.
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Sources
- Summary by Intellect · source: The Most Terrifying Planets Ever Discovered
- Also: Strange New Worlds - NASA Science
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