Astrobiology

Micrometeorites Churn up the Surface of Europa. If you Want to Find Life, You’ll Need to dig Down a Meter or So

According to new research, impact craters caused by micrometeorites are the best place to look for evidence that life exists…

2 weeks ago

There are Probably Many More Earth-Sized Worlds Than Previously Believed

In the past decade, the discovery of extrasolar planets has accelerated immensely. To date, 4,424 exoplanets have been confirmed in…

4 weeks ago

Cassini Saw Methane in Enceladus’ Plumes. Scientists Don’t Know How it Could be There Without Life

Even though the Cassini mission at Saturn ended nearly four years ago, data from the spacecraft still keeps scientists busy.…

4 weeks ago

Bad News, Life Probably can’t Exist on Venus. Good News, it Could be in Jupiter’s Clouds

A new NASA-supported study by an international team of researchers has determined that life is more likely to exist in…

1 month ago

To Take the Best Direct Images of Exoplanets With Space Telescopes, we’re Going to Want Starshades

The Journal of Astronomical Telescopes, Instruments, and Systems (JATIS) has released a special edition of papers dedicated to educating the…

1 month ago

Most Exoplanets won’t Receive Enough Radiation to Support an Earth-Like Biosphere

According to new research, most extrasolar planets do not get enough radiation to support photosynthesis, which places limits on how…

1 month ago

Astrobiologists Detect a Signature of Life Remotely. Don’t get too Excited, Though, it was With a Helicopter Here on Earth

Chirality is a word normally found in biological textbooks that will occasionally pop up in the astronomy community, usually when…

1 month ago

New Technique to Search for Life, Whether or not it’s Similar to Earth Life

A new tool for measuring the complexity of molecules is able to identify those that must have formed in the…

2 months ago

There Might be Volcanoes at the Bottom of Europa’s sub-ice Oceans

In about three years, NASA plans to launch a robotic orbiter that will study Jupiter's mysterious moon Europa. It's called…

2 months ago

Researchers Develop a new Framework for Searching for Biosignatures

Planning ahead is something astronomy and space exploration excels at.  Decadal surveys and years of engineering effort for missions give…

2 months ago