Astronomers have discovered yet another alien visitor to the Solar System.

Several planets stand still in the sky, Titan’s shadow transits Saturn, and Venus gives Taurus a second eye in the sky this ...

Pilot Shubhanshu “Shux” Shukla, along with Mission Specialists Sławosz “Suave” Uznański-Wiśniewski and Tibor Kapu, is ...

The Dragon spacecraft, Grace, will undock with the four astronauts from the Space Station on a well-charted trajectory to splash down on the planet.

Imagine waking up one morning to the news: a black hole is drifting close to our solar system. It sounds like the plot of a .

(CNN) — Here’s a look at the first moon landing on July 20, 1969. The moon landing was watched by an estimated 600 million people around the world. July 20, 1969 - [4:17 p.m. EDT] Apollo 11 becomes ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

Astronomers have discovered yet another alien visitor to the Solar System. This one appears to be a comet, a ball of dust, ...

In our analysis this week, we look at how NASA's proposed budget would slash the agency's science division by nearly 50%.

Astronomers tracking an interstellar object flying through the solar system think it comes from a star at least 8 billion ...

AN INTERSTELLAR space rock zooming through our solar system may be the oldest comet ever seen by humans, according to ...

A new study finds that Earth once had Saturn-like rings. The temporary structure likely consisted of debris from a broken-up asteroid.