Hubble spots the largest known planet forming disk, chaotic and lopsided, hiding a young star 1,000 light years away, raising ...

Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

A new computational model suggests that Uranus' and Neptune's cores may be less icy than their "ice giant" nickname suggests.

Jupiter and Saturn look serene through a backyard telescope, but beneath and around their clouds, both worlds are in dramatic ...

Planetary systems begin in chaos. In their primitive form, many rocky and icy objects are careening through space, smashing ...

Thirty years ago, astronomers weren’t sure planets beyond our solar system even existed. This year, NASA has confirmed its ...

Research suggests that Saturn's rings don’t end where the eye expects - specks of ring material seem to float above and below ...

Scientists have discovered a giant cosmic filament where galaxies spin in sync with the structure that holds them together.

Using Georgia State’s CHARA Array, an international team of scientists has uncovered unexpected complexity in how stars ...

The hours following sunset on Dec. 25 offer a wealth of naked-eye astronomy targets that can put even the most glitzy Christmas lights to shame, especially when viewed from a dark sky location.

Astronomers photographed a baby planet, WISPIT 2b, during its formation process within a dusty ring around its star system.

"Hubble has given us a front row seat to the chaotic processes that are shaping disks as they build new planets — processes ...