An inside-out planetary system around the star LHS 1903 is turning everything that astronomers know about planet formation upside down.

An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to researchers ...

Astronomers have uncovered a distant planetary system that flips a long-standing rule of planet formation on its head. Around the small red dwarf star LHS 1903, scientists expected to find rocky ...

Since the 1990s, astronomers have found a handful of other dwarf planets in the belt, such as Eris and Sedna, along with ...

Recent research suggests that Saturn's bright rings and its largest moon, Titan, may have both originated in collisions among its moons. While Cassini's 13-year mission expanded our understanding of ...

As next-generation telescopes map this outer frontier, astronomers are bracing for discoveries that could reveal hidden planets, strange structures, and clues to the solar system’s chaotic youth.

February holds some spectacular sights in the night and morning sky. See what's happening in the skies over North Texas this ...

Mercury, Venus, Jupiter, Saturn, Uranus, and Neptune are all in the evening sky, but you’ll need binoculars, timing, and a ...

Between 1992 and 2018, over 2000 distinct hunks of frozen rock were identified, and it’s likely that there’s at least a ...

Explore the solar system from Mercury to Pluto and discover the extraordinary differences in orbital speed, year length, and ...

Clyde Tombaugh, who was born on this day in 1906, grew up on a farm in Kansas and was captivated by sights of the moon and ...