Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new "hot ...

Earth's orbits face increasing congestion due to inadequate governance, risking safety and sustainability in space activities ...

Earth is on an orderly path around the sun, orbiting in nearly the same plane as our star’s equator. In 2008, however, astronomers began finding worlds in other solar systems that sail far above and ...

The planets of our solar system all orbit the Sun within a few degrees of a flat plane extending out from our star’s equator — its equatorial plane. That makes sense. Our solar system began as a ...

LEO, GEO, L2, SSO—oh my! The many types of useful orbits can get complicated fast, but our handy guide will help you make sense of it all. Reading time 1 minute Nearly 140 rockets have flown to space ...

Orbital cleanup firm Astroscale has revealed new details regarding its ISSA-J1 mission, which it ...