Extrasolar Planets

Rocky Planets Might Need to be the Right age to Support Life

In a new study, a team of Earth scientists shows how scientists could look for signs of a carbon-silicate cycle…

3 days ago

A Technique to Find Oceans on Other Worlds

A new study shows how next-generation observatories could directly observe oceans on exoplanets, which could narrow the search for extraterrestrial…

2 weeks ago

Astronomers Look at Super-Earths That had Their Atmospheres Stripped Away by Their Stars

A new study examines two rocky exoplanets (TOI-1634b and TOI-1685b) that appear to have been stripped of their atmospheres.

2 weeks ago

Astronomers Detect Clouds on an Exoplanet, and Even Measure Their Altitude

An international research team shows how combining data from multiple observatories allowed them to detect clouds in the atmosphere of…

3 weeks ago

Ocean Worlds With Hydrogen-Rich Atmospheres Could be the Perfect Spots for Life

A new study has identified another class of exoplanet that could drastically increase the odds of finding life beyond the…

1 month ago

We’ll Have to Wait About 3,000 Years for a Reply From Intelligent Civilizations

According to a new study by Harvard Professor Loeb and Amir Siraj, it would around 3000 years to hear a…

2 months 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…

3 months 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…

4 months 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…

4 months ago

A New Technique for “Seeing” Exoplanet Surfaces Based on the Content of their Atmospheres

A new study takes a look at how the presence of a surface can affect an exoplanets atmosphere, giving astrobiologists…

4 months ago