rocky exoplanets

There Could be as Many Water Worlds as Earths in the Milky Way

A new study has examined all the rocky planets around red dwarf stars and determined that "water worlds" are as…

3 weeks ago

Two New Rocky Planets Discovered Close to the Solar System

TESS has struck paydirt again. NASA's planet-hunting spacecraft has found two new super-Earths orbiting a star only 33 light-years away.…

4 months 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.

1 year 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…

1 year 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 year 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 year ago

A Recent Megaflare Shows that Proxima Centauri is not a Nice Place to Live

A new international research effort observed a massive solar flare from Proxima Centauri, which indicates (yet again) that its not…

1 year ago

One of the Oldest Stars in the Galaxy has a Planet. Rocky Planets Were Forming at Nearly the Beginning of the Universe

Would it be surprising to find a rocky planet that dates back to the very early Universe? It should be.…

2 years ago