Planets

Would Earth still be a hospitable world without biology? New computer models simulate 4.5 billion years of a lifeless planet,...

What is an exoplanet and how does discovering these worlds help us find life beyond Earth? NASA has confirmed over...

Exomoons could reveal themselves through atmospheric reflections captured by NASA's Habitable Worlds Observatory, identifying Earth-sized satellites orbiting gas giants up...

The Moon hides Mercury on February 18, 2026, during a spectacular lunar occultation visible from the southeastern United States, Mexico,...

Stripping Mars of its water describes the primary mechanism behind the Red Planet's transition into a desert. New research reveals...

How big can a planet be is a question being redefined after NASA's JWST detected sulfur in the HR 8799...

Can we make Mars green represents shift from science fiction toward serious scientific research program.  Dr. Erika DeBenedictis at Pioneer...

Why are Tatooine planets rare? According to new research, Einstein's general theory of relativity explains the lack of circumbinary exoplanets...

Rural areas have darker skies ideal for astronomy education yet lack STEM resources. Smithsonian STARS program delivers free telescopes nationwide...

Sinking ice on Jupiter's moon Europa provides mechanism delivering life-supporting chemicals to subsurface ocean. Washington State University research reveals salt-rich...