Gaia data reveals signs of planets forming around young stars by measuring stellar motion, identifying planetary, brown dwarf, and stellar companions in early star systems ...

ALMA observations of the spiral patterns in the disk around the young star IM Lup. The Atacama Large Millimeter/submillimeter Array (ALMA) has captured the motion of spirals of dust around a young ...

With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

The first exoplanet discovery in 1995 around a Sun-like star challenged the then-prevailing model of planetary system formation based solely on our solar system, revealing the existence of massive ...

Astronomers have directly observed a free-floating planet, comparable in mass to Earth, roaming the Milky Way. Discovered via ...

Their analysis showed that the planet lies about 3,000 parsecs, or just under 10,000 light-years, from Earth. Its mass is ...

In the past month, Earth experienced some of its shortest days on record. The planet spun quickly enough to shave 1.4 milliseconds off of its usual 24-hour day. These natural accelerations in Earth’s ...