As stars whip around our galaxy's supermassive black hole, they should generate their own special kind of 'sonic boom' -- could astronomers detect them?
If you live in the eastern-third of the United States or southeast Canada and your local skies are clear on tonight (Sept. 4), take a good close look at the rising moon, which has a celestial date with a star this evening.
The newly discovered planet called 51 Eridani B is about twice the mass of Jupiter, and orbits a star about 97 light-years from Earth.
A dying star has left behind a beautiful, if temporary, parting gift -- an expanding planetary nebula.
A new map of the Milky Way has revealed a surprising fact about the stars living in our galaxy -- nearly a third have moved far from their stellar birthplace.
Three supernovae have been found erupting alone in the depths of 'intracluster' space -- a cosmic first.
In this mesmerizing view of a stellar nursery by the ESO's Very Large Telescope (VLT) in Chile, a stunning celebration is underway.
An ongoing act of cosmic cannibalism may be responsible for the strange appearance and unprecedented behavior of a gigantic star nicknamed Nasty 1.
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