What will the Betelgeuse supernova be like—and will it hurt us?
But it will actually be painful to look at because, unlike the full moon that is this gorgeous disk in the sky, Betelgeuse is ...
Has spring begun? These three stars can show you the answer.
You can tell spring has officially begun in the Northern Hemisphere just by looking at the stars. Here's how to easily spot ...
Dying stars, lost worlds: How supernovas may have caused Earth's deadliest mass extinctions
Supernovas are powerful explosions marking the death of massive stars. They spread elements like carbon, calcium, and iron ...
Supernovas may have triggered ancient ice ages, wiping out 60–70% of Earth’s species: Study
A supernova — the explosive death of a massive star — can leave behind a black hole or neutron star. These cosmic blasts are element factories, spreading carbon, calcium, and iron across space, ...
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Stunning space photo captures bright blue shock wave around double star system
This image features a deep field view of the Cassiopeia constellation immersed in the glow of ionized hydrogen gas, where the ...
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New research on 'Death Star' that looks like a cosmic pinwheel reduces gamma-ray burst threat to Earth
The "cosmic pinwheel" that astronomers feared could one day shower Earth with lethal gamma rays may not be as dangerous as ...
Astronomy on MSN3d
Observe the brightest deep-sky objects
The Pleiades, Ptolemy's Cluster, the Large Magellanic Cloud — here's how to center the sky's brightest deep-sky wonders in ...