Hubble
Ancient Quasar Shines Brightly, But All the Galaxy’s Stars Are Missing
Hubble Space Telescope image of J1148+5251. Credit: NASA/ESA/M. Mechtley, R. Windhorst, Arizona State University Quasars have been the best and…
Hubble Studies Dark Matter Filament in 3-D
Hubble’s view of massive galaxy cluster MACS J0717.5+3745. The large field of view is a combination of 18 separate Hubble…
Watch Live Webcast: What Does Hubble’s Deepest Image of the Universe Reveal?
Astronomers using the Hubble Space Telescope recently released the deepest image of the sky ever obtained which reveals the faintest…
Spitzer Provides Most Precise Measurement Yet of the Universe’s Expansion
This graph illustrates the Cepheid period-luminosity relationship, which scientists use to calculate the size, age and expansion rate of the…
Hubble Goes to the eXtreme in Stunning New Deepest View Ever of the Universe
The Hubble eXtreme Deep Field (XDF) combines Hubble observations taken over the past decade of a small patch of sky…
Early Galaxy Found from the Cosmic ‘Dark Ages’
In the big image at left, the many galaxies of a massive cluster called MACS J1149+2223 dominate the scene. Gravitational…
Win a Hubble Photograph, Now Through September 16
We all hate to see the summer end (coming soon in the northern hemisphere) but before the September equinox arrives,…
Hubble’s Hidden Treasures Unveiled
A quick check of Hubble's gallery shows just 1,300 images; however more than raw 700,000 images reside in a vast…
Star Clusters on a Clandestine Collision Course
Astronomers originally thought that just one massive star cluster shone brightly in a huge star forming region of the Tarantula…
Inspiring Video: The Biological Advantage of Being Awestruck
How many times a week do we use the word "awesome" here on Universe Today? While we haven't kept track,…