exoplanets
China Reveals Massive Project to Find ‘Earth 2.0’
A new 115-page paper reveals in detail China's plan to find "Earth 2.0" and answer the question: Are we alone in the universe?
‘Super-Earths’ Could Host Alien Life for 84 Billion Years, Study Finds
Life on a rogue Super-Earth would be difficult, but organisms have been shown to thrive even in very extreme conditions on regular Earth.
Scientists Are Preparing for Our Best Shot Yet at Identifying Alien Life
Methane is a potential sign of life that the James Webb Space Telescope can readily detect on other worlds, reports a new study.
Scientists Have Finally Seen What Happens to Shredded Worlds in Deep Space
The luminous moment that a dead star swallows the torn-up remains of its planetary bodies has been witnessed for the first time.
Scientists Identify Massive Ocean Worlds That May Host Alien Life
A new class of ‘Hycean’ planets may have just expanded the definition of habitability.
29 Habitable Alien Worlds Could Detect Life on Earth, Scientists Estimate
Scientists analyzed how many planets in other solar systems could detect Earth both 5,000 years into the past and 5,000 years into the future.
New Observations Just Drastically Changed What We Know About Venus
Scientists discovered tectonic motion on our sister planet in observations from a spacecraft that died there decades ago.
NASA Is Launching a $10 Billion 'Time Machine'
The James Webb Telescope will peer farther back into the universe's history than ever before and is the "ultimate time machine," scientists say.
Why This Astronomer Thinks We're on the Cusp of Finding Signs of Alien Life
Lisa Kaltenegger, director of the Carl Sagan Institute at Cornell, talks exoplanets, telescopes, and first contact.
Scientists Just Found a New Way to Search for Habitable Exoplanets
Worlds orbiting small red dwarf stars might be less vulnerable to damaging space weather, which could boost the odds that they host life.
Scientists Have Identified 24 Possible 'Superhabitable' Planets
"We are so focused on finding a mirror image of Earth that we may overlook a planet that is even more well suited for life,” said the lead author of a new study.
NASA Needs Your Help Hunting Exoplanets in the Search for Alien Life
At a time when many people are stuck at home, Planet Patrol provides a “community pursuing the common goal of understanding the universe and our place in it,” according to the project leader.