A massive, fast-orbiting planet is inching closer to its star, and scientists now have direct evidence of its impending ...

Astronomers are watching a giant exoplanet spiral toward its star - offering a rare, real-time look at how planets die.

The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

NASA’s Juno probe is still out there in space, orbiting Jupiter and sending back incredible images of our solar system's ...

August brings Saturn and Neptune together, offers two shadow transits of Titan, and sees a conjunction of Venus and Jupiter.

Espinoza is a leader in the new massive James Webb Space Telescope study of rocky worlds, specifically to find out if planets ...

K2-18 b orbits a red dwarf star and is much larger than Earth. It’s known as a sub-Neptune planet, which means it’s rich in ...

When Saturn discovered Jupiter was bigger, it went on a galactic quest to find another ringed planet—and what it found ...

Researchers studied the L 98-59 system and confirmed five rocky planets. One is in the habitable zone and may support liquid water.

Macquarie University astronomers have tracked an extreme planet's orbital decay, confirming it is spiralling towards its star in a cosmic death dance ...