The company is seeking F.C.C. approval to test an idea to reflect sunlight to Earth at night, possibly powering solar panels. Critics say it could be bad for people and wildlife.

The change is subtle and happens over many nights.

Scientists are deeply concerned about SpaceX's recent proposal to launch one million satellites into orbit around Earth. Their concerns range from a loss of the natural night sky and our access to ...

Venus and Saturn are due up for a visually striking event known as a planetary conjunction. Here's everything to know about ...

Track the waning gibbous moon and bright star Antares in the pre-dawn sky on March 9. Learn where and when to see them, with telescope and binocular guidance.

Bill Murphy became interested in the night sky as a kid in the 1960s, as man was attempting to land on the moon.

A blood red moon anchors a month of planetary meetups, dark-sky delights, and improved chances to catch the northern lights around the spring equinox.

Everything you absolutely need to know about selecting, using and optimizing your astrophotography equipment for the best possible astrophotos, from smartphones, to telescopes and mirrorless cameras.

Multiple sightings of a bright object streaking across the night sky in the western United States were reported to the American Meteor Society. The object was later identified as a SpaceX rocket ...

Proposals before the FCC involve mirrors that could bathe entire cities in sunlight and, from SpaceX, a million satellites to ...

“On most nights, weather permitting, you can spot at least one bright planet in the night sky,” NASA public engagement ...