( Nanowerk News) For millions of years, a fragment of ice and dust drifted between the stars—like a sealed bottle cast into ...

For millions of years, a fragment of ice and dust drifted between the stars—like a sealed bottle cast into the cosmic ocean.

The European Space Agency also hoped to observe the interstellar object during its close approach to Mars using two ...

SWAN is best viewed in the Southern Hemisphere. The comet crossed into the Libra constellation on September 28, and will make ...

New research suggests that planets outside our solar system contain far less surface water than scientists once believed.

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

In the 30 years since the discovery of 51 Pegasi b, more than 6,000 planets outside our Solar System have been catalogued. Two modern-day explorers explain how.

The sneaky asteroid is from the Apollo cluster, a group of near-Earth asteroids that can occasionally get pretty close to us. It sped past at a break-neck 46,700 miles per hour, while it's believed to ...

NASAs Voyager program demonstrates RF communication mastery, maintaining contact across 15+ billion miles for 48 years while ...

Astronomers have observed a planet that in some ways behaves more like a star — including a massive growth spurt unlike anything witnessed before in a free-floating planet.

Northern lights, or auroras, are not exclusive to Earth. Astronomers have already detected this phenomenon on most planets ...

The entire progression will be observed by the ESA’s orbiters the Mars Express and ExoMars Trace Gas Orbiter as well as ...