Extrasolar Planets
Hubble Finds 3 (Relatively) Dry Exoplanets, Raising Questions About Water Outside The Solar System
Surprise! Three planets believed to be good candidates for having water vapor in their atmosphere actually have much lower quantities…
First Exoplanet Discovered Beyond the “Snow Line”
Data from NASA’s crippled Kepler space telescope has unleashed a windfall of hot Jupiters — sizzling gas giants that circle…
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The Search for Alien Life Could Get A Boost From NASA’s Next-Generation Rocket
In three years, NASA is planning to light the fuse on a huge rocket designed to bring humans further out…
‘Vulnerable’ Earth-Like Planets Could Survive With Friction: Study
If you're a potentially habitable world orbiting in a zone where liquid water can exist -- and then a rude…
Join the Live Discussion: The Hunt for Other Worlds Heats Up
As readers of Universe Today know, exoplanets are one of the hottest topics in astronomy today. In just the past…
A Brief History Of Gliese 581d and 581g, The Planets That May Not Be
Two potentially habitable planets in the Gliese 581 system are just false signals arising out of starstuff, a new study…
Nearby Super-Earth is Best Habitable Candidate So Far, Astronomers Say
On a clear night, you might be able to spot the red dwarf star Gliese 832 through a backyard telescope,…
Space Seed: How To Spread Earth’s Life Across The Universe
Earth's lifespan for life is finite. In about five billion years, our Sun will transform into a red giant and…
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Discovered: Two New Planets for Kapteyn’s Star
The exoplanet discoveries have been coming fast and furious this week, as astronomers announced a new set of curious worlds…
‘Mega-Earth’ And Doomed Planets Top Today’s Exoplanet Finds
Can you imagine a world that is 17 times as massive as Earth, but still rocky? Or two planets that…