The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...
In February, six planets will align in the night sky — Saturn, Mercury, Neptune, Venus, Uranus, Jupiter and Mars — and be mostly visible to the naked eye. We find out how to see and more about this ...
An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...
Worlds will align for a "planetary parade" in January, with four bright and easily visible to the naked eye. But an even ...
Worlds with liquid water could have formed just 200 million years after the big bang from the remains of the earliest ...
Kepler was one of the most successful exoplanet-hunting missions so far. It discovered 2,600 confirmed exoplanets—almost half ...
Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but get a telescope and you can spot Neptune and Uranus.
Now in its ninth year, the overwhelmingly expansive sci-fi survival sim No Man’s Sky is transforming yet again. Another ...