Space Astronomy

Dramatic changes in temperatures in the planet Neptune's atmosphere over the past two decades could be due to seasonal changes in the ice planet's atmospheric chemistry, or random weather patterns, among other ...

Scientists for the first time have spotted a moon-forming region around a planet beyond our solar system—a Jupiter-like ...

The largest amount of astronomical chemical data ever collected on the Milky Way will soon provide answers about ...

Construction has started on Canada’s largest radio telescope, the first to be built in more than three decades.

Supersonic geysers of charged particles have been discovered streaming from our galaxy's center that span about two-thirds of ...

A new program called Skynet Junior Scholars will involve middle school students in astronomy with the hopes of ...

Stellar fireworks display for Guy Fawkes Night, celebrated on Nov. 5.

The Hubble Space Telescope (HST) has directly observed a luminous disc of matter being sucked into a supermassive ...

The brightest ever pulsar has been found inside a globular cluster of galaxies, comprising thousands or perhaps millions ...

Gamma ray bursts (GRBs), the brightest explosions in the universe, can reveal information about our young universe, and ...

High-speed crashes between asteroids and planets may be responsible for doughnut-shaped dust clouds that veil about 50 percent ...

A compact group of five galaxies has been snapped in new three-dimensional images to reveal different types of ...

Enjoy this selection of ghostly nebulae and spooky supernovae to celebrate Halloween!

This image from the Wide-field Infrared Survey Explorer (WISE) shows the "Pacman" nebula seemingly chomping through space with ...

When faraway Eris blocked the light of a star beyond it during a rare occultation event in November ...

An ancient celestial event observed by Chinese astronomers almost two millennia ago has been explained using NASA's Spitzer ...

The mysterious nature of dark matter has deepened further with a new study that shows it is uniformly ...

This video shows how we actually measure a year on Earth. Since our planet's orbit around the sun ...

A watery haze has been spotted in in a young star's disk which extends almost 200 times the ...

Stargazers in both the Northern and Southern hemispheres could be treated to a lovely light show over the ...

The first direct image of a planet forming around its star has been captured using the Keck telescopes ...

The reason why "blue stragglers" are hotter, larger, and age more slowly than stars their own age appears ...

This image shows part of Ladon Vallis, a long outflow channel on Mars. It was taken by the ...

A striking mass gap between neutron stars and black holes, first noticed in 1998, may have been resolved ...

This unnamed crater was photographed by the High Resolution Imaging Science Experiment (HiRISE), a camera onboard on NASA's ...

This informative video answers a simple question—just how big can astronomical bodies get? Or more precisely, how small ...

The Cluster Lensing And Supernova survey with Hubble (CLASH) has already mapped the distribution of dark matter in ...