Space

The instrument, known as IMAP-Lo, is part of a spacecraft launching on the fifth mission in NASA’s Solar Terrestrial Probes program.

The sensors will help warn of dangers from solar wind, which can interfere with the electric grid, satellites, and flight paths.

An internet entrepreneur and a SpaceX engineer have become the first private astronauts to walk in space.

Scott “Kidd” Poteet is piloting the mission. He will be in space for five days.

NASA Solar Dynamics Observatory captured the bright flash of the X-ray flare. It was the strongest since 2005, rated on the scale for these flares as X8.7.

A powerful solar storm struck Earth, triggering spectacular celestial light shows in skies around the world — and threatening possible disruptions to satellites and power grids.

As the sun approaches a solar maximum in its 11-year cycle, space weather conditions are ripe for Northern Lights.

Kislat is using the dilution refrigerator to test out special detectors that will help him study gamma rays. Eventually, they could go up into space.

“Whoever owns the soil, it is theirs up to Heaven and down to Hell."