Cosmology
Gaia Mission Passes Vital Tests
Caption: Fully integrated Gaia payload module with nearly all of the multilayer insulation fabric installed. Credit: Astrium SAS Earlier this…
Effects of Einstein’s Elusive Gravitational Waves Observed
Two white dwarfs similar to those in the system SDSS J065133.338+284423.37 spiral together in this illustration from NASA. Credit: D.…
A Star’s Dying Scream May Be a Beacon for Physics
When a star suffered an untimely demise at the hands of a hidden black hole, astronomers detected its doleful, ululating…
Dark Galaxies Found from the Early Universe
Caption: This deep image shows the region of the sky around the quasar HE0109-3518, near the center of the image.…
Dark Matter Makes a Comeback
[/caption] Recent reports of dark matter's demise may be greatly exaggerated, according to a new paper from researchers at the…
Polar Telescope Casts New Light On Dark Energy And Neutrino Mass
[/caption] Located at the southermost point on Earth, the 280-ton, 10-meter-wide South Pole Telescope has helped astronomers unravel the nature…
Can “Warp Speed” Planets Zoom Through Interstellar Space?
[/caption]Nearly ten years ago, astronomers were stunned to discover a star that had been apparently flung from its own system…
Astronomers Witness a Web of Dark Matter
[/caption] We can't see it, we can't feel it, we can't even interact with it... but dark matter may very…
Guest Post: The Cosmic Energy Inventory
[/caption] Now that the old year has drawn to a close, it's traditional to take stock. And why not think…
Quadruply Lensed Dwarf Galaxy 12.8 Billion Light Years Away
[/caption] Gravitational lensing is a powerful tool for astronomers that allows them to explore distant galaxies in far more detail…