Skyfall
The stars appear to fall from the sky during the Leonid meteor shower of 1833, as depicted in this contemporary…
The stars appear to fall from the sky during the Leonid meteor shower of 1833, as depicted in this contemporary…
The star system V664 Cassiopeia is leaving “bread crumbs” as it races through the galaxy: a trail of gas and…
Stellar nurseries, massive stars, and rippling clouds of gas highlight this multi-wavelength view of the Milky Way galaxy’s turbulent heart.…
The globular star cluster M22 sparkles brilliantly in these two views. The image at left shows the entire cluster, revealing…
The western evening sky features several bright stars and planets in late May. This view, on May 22, is roughly…
Saturn’s moon Dione stands in front of Saturn and its rings in this August 17 view from the Cassini spacecraft.…
A planet (right) orbits close to Alpha Centauri B, the second-largest star of the triple Alpha Centauri system, in this…
A young Jupiter-like planet orbits far from its star in this artist's concept. McDonald Observatory astronomers are looking for similar…
Astronaut Ed White makes the first American spacewalk as he floats outside his Gemini 4 spacecraft on June 3, 1965.…
X-ray energy forms expanding rings around the black hole V404 Cygni in this series of images from the Swift X-ray…
Big Gulp Aftermath Read More »