As if the iron rains weren't bad enough.
Hell World
Ever since astronomers discovered the exoplanet WASP-76b about 640 light years from Earth, they've known it wasBut new research shows that conditions on the distant planet are even more extreme than researchers imagined. Scientists led by a team from Cornell University probed the atmosphere of WASP-76b and found a huge quantity of calcium in the air,.
"As we do remote sensing of dozens of exoplanets, spanning a range of masses and temperatures," study coauthor and Cornell astronomer Ray Jayawardhana, "we will develop a more complete picture of the true diversity of alien worlds — from those hot enough to harbor iron rain to others with more moderate climates, from those heftier than Jupiter to others not much bigger than the Earth.
As for WASP-76b: The new study — plus the daily molten iron rainstorms — suggests that the exoplanet wouldn't be compelling real estate. But as the team continues to survey more and more worlds, they might find
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Scientists spot baby alien planet that might be forming moonsElizabeth Howell, Ph.D., is a staff writer in the spaceflight channel since 2022. She was contributing writer for Space.com for 10 years before that, since 2012. As a proud Trekkie and Canadian, she also tackles topics like diversity, science fiction, astronomy and gaming to help others explore the universe. Elizabeth's on-site reporting includes two human spaceflight launches from Kazakhstan, three space shuttle missions in Florida, and embedded reporting from a simulated Mars mission in Utah. She holds a Ph.D. and M.Sc. in Space Studies from the University of North Dakota, and a Bachelor of Journalism from Canada's Carleton University. Elizabeth is also a post-secondary instructor in communications and science since 2015. Her latest book, Leadership Moments from NASA, is co-written with astronaut Dave Williams. Elizabeth first got interested in space after watching the movie Apollo 13 in 1996, and still wants to be an astronaut someday.
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