biosignatures
Has the First Biosignature Been Found on an Exoplanet?
Astronomers have found tentative evidence of a biosignature on an alien world, but we are far from proving that extraterrestrial…
The Most Compelling Places to Search for Life Will Look Like “Anomalies”
A new study considers how future astrobiology studies could search for life "as we don't know it" on exoplanets.
Venus has Clouds of Concentrated Sulfuric Acid, but Life Could Still Survive
A new study has found that some of the building blocks of organic molecules could survive in Venus clouds, suggesting…
Finding Life in the Solar System Means Crunching a Lot of Data. The Perfect Job for Machine Learning
There are plenty of places for life to hide. Even on our blue planet, where we know there is abundant…
Do Red Dwarfs Provide Enough Sunlight for Plants to Grow?
A new study has shown the photosynthesis can take place on planets orbiting Red Dwarfs.
Could Next-Generation Telescopes See That Earth Has Life?
While the Earth absorbs a lot of energy from the Sun, a lot of it is reflected back into space.…
How Could We Detect Life Inside Enceladus?
A new study provides estimates on what an astrobiology mission could find when it goes to Enceladus and samples its…
Here are Four Ways JWST Could Detect Alien Life
There are many ways that the James Webb Space Telescope could search for life. Here are four promising ones.
Webb Can Detect Planets Orbiting White Dwarfs, And Maybe Even See Signs of Life
In a recent study accepted to the Monthly Notices of the Royal Astronomical Society, an international team of researchers led…
If Earth Were an Exoplanet, it Would Still be Tricky to Figure Out if There’s Life Here
How would Earth appear to alien astronomers? What would their observations tell them about Earth if they searched the heavens…