The longest lunar eclipse of the 21st century is coming up, and you don't want to miss it.
The longest "blood moon" eclipse this century will coincide with Mars' closest approach in 15 years on Friday to offer skygazers a thrilling astronomical double bill.
Most likely, this is the best-known picture of a flag ever taken: Buzz Aldrin standing next to the first U.S. flag planted on the Moon. For those who knew their world history, it also rang some alarm bells. Only less than ...
The longest "blood moon" eclipse this century dazzled skygazers across the globe Friday, coinciding with Mars' closest approach in 15 years in a thrilling celestial spectacle.
While the Moon is uninhabitable today, there could have been life on its surface in the distant past.
Skywatchers around much of the world have begun watching a complete lunar eclipse that is the longest of this century.
Curiosity and awe have greeted a complete lunar eclipse, the longest one of this century and visible in much of the world.
These six infrared images of Saturn's moon Titan represent some of the clearest, most seamless-looking global views of the icy moon's surface produced so far. The views were created using 13 years of data acquired by the ...
On 17 July 2018, an ancient lump from space thwacked into the moon with enough energy to produce a brilliant flash of light. With another space rock seemingly in pursuit, a second flash lit up a different region of the Moon ...
Comet Swift–Tuttle, formally 109P/Swift–Tuttle, is an enormous, icy comet on a 133 year orbit around the Sun, and the reason for the spectacular annual Perseids meteor showers on Earth.