On July 25, 2015, the near-Earth asteroid 1999 JD6 -- a 'contact binary -- made its closest pass of Earth in at least over a century.
For the first time, astronomers have detected an aurora erupting beyond the solar system, giving us a profound glimpse at the magnetism surrounding a brown dwarf, or 'failed star.'
On Monday, famed theoretical physicist Stephen Hawking announced the launch of a new $100 million effort to track down an alien civilization within the next decade.
The prospect of measuring the mass of the most massive known objects in the universe would send most people into a cold sweat, but for astronomers it's all in a day's work.
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.
Bouncing radar off Veuns' surface, radio astronomers have built up a detailed, and beautiful, view of the planet's landscape without leaving Earth.
New observations of a star-forming nebula have revealed four stellar embryos, providing clues as to how multiple star systems evolve.
Astronomers studying an otherwise 'boring' galaxy over a billion light-years from Earth have been surprised to see a powerful storm erupt from its core.
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