Space

We built clocks around the day and then quietly began treating the day as though it were a…

August will bring two opportunities to look skyward as a solar eclipse and the annual Perseid meteor shower…

Elon Musk says Starship Flight 13 recovery ‘not looking good’ despite successful splashdown SpaceX‘s attempt to recover its…

Nearly 48 years after its launch, NASA engineers have found a way to keep Voyager 2’s mission going…

Voyager 2 left Cape Canaveral at 14:29:44 UTC on 20 August 1977. Its Titan IIIE-Centaur rocket supplied the…

The Moon crosses in front of the Sun during a total solar eclipse at Lake Monroe on April…

Early risers will catch a spectacular sight in the predawn hours of Aug. 9, as the slender crescent…

In January 1986, Voyager 2 swept past Uranus and gathered the only close-up measurements humanity has ever taken…

The Lion’s Gate Portal is open! The Lion’s Gate Portal is an astrological term describing the alignment of…

Astronomers hunt black holes at the center of a galaxy, not its edge, because that is where the…

SpaceX launched another batch of its Starlink broadband satellites to orbit today (Aug. 8) from California’s scenic central…

The surface of the Sun has been photographed in more detail than ever before, and it turns out…

For roughly a billion years of Earth’s deep past, the Moon’s ocean tides may have slowed the planet while a Sun-driven atmospheric tide sped it up, holding the day near 19 hours — but the rocks preserve a hypothesis, not a stopwatch