Back in the late 1970s, NASA scientist Donald Kessler warned of a dangerous tipping point: once the amount of debris in orbit reaches 'critical mass,' the junk starts crashing into itself, triggering ...

We've even been asked if you could run solar cells during the long lunar night on reflected earthlight, so we decided to ...

A satellite no bigger than a washing machine could soon take a major step toward reshaping the future of clean energy. Japan ...

The ancient event, over 500 times stronger than any modern storm, would be devastating were it to happen today.

A colossal solar filament over twice the distance between Earth and the moon erupted from the Sun's northern hemisphere ...

By commanding Perseverance to look up at just the right time, an explosion of green speckles was recorded on the rover’s cameras.

Daisy Forrest deliberately conceived her son at a time that would mean he would be born a Libra, which would, in turn, ...

Scientists have uncovered the strongest solar storm ever recorded, striking Earth in 12350 BC — 500 times stronger than any ...

Incredible video from the European Space Agency reveals just how close Earth was to being hit by the 'bird wing' solar eruption.

This week's letters run the gamut from grocery store aisles to military parades to international disease mitigation and an eventual solar apocalypse.

NASA said it's likely that if astronauts had been on the surface of Mars near the rover, they would have been able to see the glowing green lights. Original article source: Mars astronauts would be ...

This week, an old astronomical controversy is renewed as researchers present new evidence for a hidden "Planet X" in our ...