A Quick Look at the Dark Energy Quasar Survey (01-29-2019)
Dark energy, a proposed force or energy that permeates all space and accelerates the Universe's expansion, may vary over time.

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--  Astronomers Find Dark Energy May Vary Over Time

A Quick Look at Cygnus A (01-10-2019)
A ricocheting jet blasting from a giant black hole has been captured by NASA's Chandra X-ray Observatory.

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--  Cygnus A: Ricocheting Black Hole Jet Discovered by Chandra

A Tour of Cygnus A (01-10-2019)
A ricocheting jet blasting from a giant black hole has been captured by NASA's Chandra X-ray Observatory.

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--  Cygnus A: Ricocheting Black Hole Jet Discovered by Chandra

A Tour of ASASSN14-li (01-09-2019)
A tidal disruption event in a galaxy about 290 million light years from Earth.

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--  Shredded Star Leads to Important Black Hole Discovery

A Quick Look at ASASSN14-li (01-09-2019)
A tidal disruption event in a galaxy about 290 million light years from Earth.

• Download Video (17.1 MB, Runtime: 1:08)

- Related Links:
--  Shredded Star Leads to Important Black Hole Discovery