Astronomy
First Light from Japan’s AKARI
Reflection nebula IC4954. Image credit: ESA. Click to enlarge Japan's newly launched AKARI spacecraft took its first images on April…
Massive Stars Slowed Early Galaxy Growth
An illustartion of an early dwarf galaxy surrounded by red hydrogen gas. Image credit: David A. Aguilar/CfA. Click to enlarge…
Before the Big Bang
Researchers have developed a model of a shrinking universe that existed prior to the Big Bang. Image credit: NASA. Click…
Galaxy Clusters Have Different Supernova Yields
Clusters of galaxies as seen by XMM-Newton. Image credit: ESA. Click to enlarge Galaxy clusters are the largest objects in…
Twin Supernovae in NGC 3190
Spiral galaxy NGC 3190. Image credit: ESO. Click to enlarge Supernovae are rare enough, but astronomers discovered two going off…
Comet is Bright With X-Rays
NASA's Swift captured this image of 73P/Schwassmann-Wachmann 3 as it bypassed the Ring Nebula. Image credit: NASA. Click to enlarge…
Biggest 3-D Map of the Universe
A schematic view of the new SDSS three-dimensional map. Image credit: Hogg/SDSS-II collaboration. Click to enlarge Astronomers from UC Berkeley…
Fast Winds Around Dying Stars
The Ant Nebula. Image credit: NASA/STScI. Click to enlarge These photographs are composite images of various planetary nebulae created out…
Measuring the Background Light of the Universe
Artist's impression of the Extragalactic Background Light emission and absorption. Image credit: HESS Collaboration. Click to enlarge The Universe is…
Milky Way is Consuming Many Galaxies
The Field of Streams. Image credit: Vasily Belokurov/SDSS-II. Click to enlarge The Milky Way is continuing to consume entire galaxies,…