This is one of the finest examples of an Einstein ring spotted to date, but it wasn't observed by the Hubble Space Telescope, this stunning example of general relativity in action was captured by the world's most powerful ground based observatory.
WATCH LIVE: Tonight, at 7 p.m. EDT, The Perimeter Institute will be hosting a special lecture by British physicist Jon Butterworth who works on the ATLAS detector at the LHC.
New simulations of the most energetic collisions in the universe are helping astrophysicists understand how gravitational waves are generated, possibly giving us an exciting glimpse into the future of gravitational astronomy.
Tomorrow, a set of four satellites will be launched into the Earth's magnetosphere to study the phenomenon of magnetic reconnection.
A ravaged star, having survived its partner's supernova explosion, is being flung out of the Milky Way at record speeds.
For only the second time, an exoplanet living with an expansive family of four stars has been revealed.
A new computer model of our sun's magnetic field suggests the shape of our solar system's heliosphere is stranger than we ever thought.
Astronomers have discovered an out-of-place supermassive black hole -- 12 billion times more massive than the sun -- that inexplicably formed when the universe was less than 900 million years old.
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