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 ...

"I don't think anyone's made this connection between the surface fluid pattern and the interior properties of these planets." ...

NASA’s Hubble Space Telescope captures visible and infrared images of protoplanetary disks, showing gas and dust structures ...

Jupiter steals the spotlight in January as it reaches its brightest and biggest appearance of the year. The month also features a Moon–Saturn meetup and the steady glow of the Beehive Cluster for ...

Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.

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.

Astronomers have found a planet-forming disk that looks like a solar system on steroids. The telescope has captured the system from its side profile, allowing researchers to study its structure in ...

The comet was discovered in its final stage before impact. As luck would have it, NASA had a probe on its way to Jupiter, ...

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