This makes it 35 times the mass of Earth and a year on its planet lasts 355 days, the discoverers noted in their findings published in The Astrophysical Journal Letters. The planet was detected after ...

Scientists are almost sure that there is a ninth planet. But a study by Japanese astronomers hints that this might not be true. A new cosmic body called a sednoid has been discovered near the Kuiper ...

If it weren't for the new budget, New Horizons could keep exploring the outer reaches of the solar system into the 2030s.

Revenge of the Savage Planet game director Alex Hutchinson talks strange new worlds and mocking corporate spaceflight.

A team of international astronomers, including a University of Michigan doctoral student, were the first to publish the ...

A new analysis of exoplanets has shown interstellar contamination from nearby stars could change where to search for ...

How big would our Solar System be if the Sun was an eleven-inch football/soccer ball? Alex and Jonathan set out to find the ...

WASP-121b, an already unusual planet, might have a remote origin that explains some of its peculiar properties—from iron rain ...

Our circumstances here on the wondrous, life-supporting Earth can give us a false understanding of what the universe is ...

Volcanic planets with static crusts, called Ignan Earths, can maintain liquid oceans and temperate climates favorable to life.

The annual competition for professional and amateur astrophotographers released its shortlisted images, which capture the ...

Scientists have found that Uranus is emitting its own internal heat — even more than it receives from sunlight — and this ...