For decades following the discovery of Uranus in 1781, astronomers were puzzled by the irregularities in the planet's orbit. Newton's laws could not explain the perturbations observed, suggesting ...

On Sept. 17, 1789, the British astronomer William Herschel discovered Saturn's "Death Star" moon, Mimas. Of course, "Star ...

NASA spotted a new moon almost at the border of our solar system. Back in 1986, a theory came up that this cosmic body could ...

Nasa has discovered over 6,000 exoplanets - planets outside our Solar System and continue to search for Earth-like worlds ...

This brings us to the complexity of NASA's announcement. "Confirmed planets are added to the count on a rolling basis by scientists from around the world, so no single planet is considered the 6,000th ...

Today is Wednesday, Sept. 24, the 267th day of 2025 with 98 to follow. The moon is waxing. Morning stars are Jupiter, Mercury ...

New Moon Solar Eclipse in Virgo is happening on September 21, 2025 at 3:54 p.m. ET. Read how it will impact each sign.

On Sept. 23, 1950, the U.S. Congress adopted the Internal Security Act, which provided for the registration of communists.

The New Moon Solar Eclipse in Virgo is happening on September 21, 2025 and it wants you to do a little reflecting.

Earth is the only planet in our solar system with a single moon, making it a rare phenomenon for a planet of its kind.

It might seem unfathomable to us living today, but 179 years ago on this very date, our galaxy, The Milky Way, actually grew ...