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 …
Mystery crater potentially caused by relative of dinosaur-killing asteroid
We did consider other possible processes that could have formed such a crater, such a…
Ask Astro: Do black holes have stronger magnetic fields than neutron stars?
I’ve read that the strength of a neutron star’s magnetic field is greater than any ot…
The Sky This Week: Vesta visits the Helix
Sunday, August 21 The constellation Serpens is the only such star pattern that is br…
Ask Astro: Why will DAVINCI drop through Venus’ atmosphere so quickly?
Why will the DAVINCI spacecraft jettison its parachute so soon after entering Venus’ …
Interpreting 5 ancient constellations across cultures
Civilizations come and go, with some lasting mere decades while others endure for mil…
War in Ukraine highlights importance of private satellite companies
Use of satellite data in Ukraine Commercial satellite imagery has proved to be critic…
101 Must-See Cosmic Objects: Alpha and Proxima Centauri
The third-brightest star in the sky, Alpha (α) Centauri, gleams in the southern const…
Snapshot: Astronomers find glowing gas around a baby planet
Observing planets in the process of being born is a challenging task. But in recent y…
The Sky This Week: Mighty Saturn reaches opposition
Friday, August 12 The Perseid meteor shower peaks today with a still nearly Full Su…
Capturing the Moon in high resolution
Few technological advances have impacted astronomy as much as the digital revolution.…
Artemis 1 launch scheduled for late August
“When we think about Artemis, we focus a lot on the Moon, but I just want everybody…t…
Unique liquid-mirror telescope comes online in India
At 8,040 feet above sea level (2,450 meters) in Uttarakhand, India, lies a prime site…
101 Must-See Cosmic Objects: The Wild Duck Cluster
The summer sky is for the birds — literally. There is Cygnus the Swan, Aquila the Eag…
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