Amazing views of Jupiter over the years via the Hubble Space Telescope. The moons of Io, Ganymede and hazy Uranus can be ...

The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme ...

The interstellar visitor may still have a few things to tell us before it leaves our solar system.

Baby stars, teenage planets, and disappearing icebergs are all featured this week. Plus, a look back at a New Horizons image ...

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction.

Sky Shorts author says Orion a favorite constellation, and shares key details to find and appreciate its beauty.

Based on their models, the UZH astrophysicists concluded that the interiors of Uranus and Neptune could have a wide range of ...

As part of Juno’s extended mission, the spacecraft is making close encounters of Jupiter’s large Galilean moons after having ...

AI helped researchers probe the Hubble Space Telescope's archive to find strange celestial objects, including some ...

The volcanic hot spot is larger than Lake Superior, spewing eruptions six times the total energy of all of the world's power plants.

New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

Scientists analyzed more than 100 million image cutouts from a Hubble Space Telescope archive and found hundreds of ...