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101 Must-See Cosmic Objects: M82
M82 — also known as the Cigar Galaxy — and neighboring M81 (see #92), together make u…
Best astronomy apps for stargazing in 2022
It’s easy to get the impression that if you want to look at the night sky, you have t…
Fact or fiction: Could the Saturn V melt concrete with sound?
NASA An uncrewed version of the rocket was tested during Apollo 4 and Apollo 6 in 19…
Ask Astro: How quickly is the Moon moving away from Earth?
At what rate is the Moon moving away from Earth? What kinds of consequences will our …
What are wormholes? An astrophysicist explains these shortcuts through space-time
Because of these interesting features, many science fiction writers use wormholes in n…
101 Must-See Cosmic Objects: The Hercules Cluster
The Hercules Cluster (M13) is often cited as the grandest globular cluster north of t…
The strange case of eyeball planets
Distance from Earth : 41 light-years Mass : 0.69 Earths Radius : 0.92 times Earth …
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