Without a magnetic field, the Moon’s surface is exposed to solar wind. These could have been depositing resources like water and potential rocket fuel on the Moon’s surface for billions of years.

When heat in doesn’t equal heat out, Earth sees changes.

Astronomers know a lot about what's in outer space – and think it's possible it never ends.

Test out scientific ideas, connect with your ancestors or just marvel at the beauty of nature.

The vast majority of people will be oblivious to what's going on above their heads.

Alfvén waves, first proposed 80 years ago, could explain why the sun's atmosphere is so much hotter than its surface.

In the early morning of May 26, 2021, there will be a super blood-red lunar eclipse. The show will be spectacular and can all be explained by the orbits of the Earth and Moon.

Scientists are working on ways to make lots of energy by converting matter into energy. The trick is keeping the process under control. One possibility is nuclear fusion – the Sun's power source.

Astronomers just measured the largest flare ever from Proxima Centauri, humanity's closest neighboring star. These flares could be bad news for life trying to develop on a planet orbiting the star.

That doesn't mean sea level rise has stopped – it hasn't. When that lunar cycle starts upward again, it will mean double trouble for places like Miami.