Gravity's a funny thing. Not only does it tug away at you, me, planets, moons and stars, but it can…
How about four supernovae for the price of one? Using the Hubble Space Telescope, Dr. Patrick Kelly of the University of…
The quest for optimal sites to carry out astronomical observations has taken scientists to the frigid Arctic. Eric Steinbring, who led a team…
An international team of astronomers has obtained the best view yet of two galaxies colliding when the universe was only…
Sometimes there’s a chance alignment — faraway in the universe, where objects are separated by unimaginable distances measured in billions of…
The Milky Way measures 100 to 120 thousand light-years across, a distance that defies imagination. But clusters of galaxies, which…
How can an exploding star appear far brighter than expected? This question vexed astronomers since the discovery of PS1-10afx, supernova that was…
While this image isn’t as deep as the Hubble Deep Field, this 14-hour exposure by the Hubble Space Telescope shows…
Here's a picture of what deflected light looks like from 9.4 billion years away. This is the most faraway "gravitational…
Discovering life beyond Earth might just be the holy grail of science. And even though we have yet to find…