Europa was one of four moons discovered on Jan. 7, 1610, by astronomer Galileo Galilei. Speaking of Galileo, this photo was ...

Nearly 415 years ago to the day astronomer Galileo Galilei discovered the moons surrounding Jupiter looking through his homemade telescope.

On January 7, 1610, the Italian astronomer Galileo discovered three of Jupiter's moons: Callisto, Europa and Io. When he ...

A spacecraft built in the UK has captured new images of Mercury as it made its sixth and final flyby ahead of entering the ...

Stephen Hawking was born exactly 300 years after Galileo Galilei died. Their death and birth, exactly 300 years apart on ...

Discover the best telescope deals on the market this holiday season. Looking for the best telescope deals this holiday season? We've got you covered! While Black Friday and Cyber Monday have ...

Looking halfway across the observable universe and expecting to see individual stars is considered a non-starter in astronomy ...

Find the best telescopes to unlock the wonders of the night sky — just in time for those long winter nights. The best telescope unlocks the wonders of the universe right from your backyard and ...

Formerly the Large Synoptic Survey Telescope, the observatory was renamed in 2020 to honor Vera Rubin, who died at 88 in 2016. Rubin’s work persuaded astronomers of the existence of dark matter ...

The Original Sin opening credits are not exactly a shot-for-shot re-creation of the original series’ iconic version, but it’s pretty darn close — from bloodied breakfast to that knowing ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. On Jan. 6, 1968, NASA launched the seventh and final Surveyor spacecraft on a mission to ...

2-Year U.S. Treasury Note Continuous Contract $102.777 0.047 0.05% 5-Year U.S. Treasury Note Continuous Contract $106.070 0.055 0.05% 10-Year U.S. Treasury Note Continuous Contract $108.188 0.047 ...