Astronomy
Check Out This Great View of Comet 96P Machholz, Courtesy of SOHO
Now’s the time to catch periodic Comet 96P Machholz on its encore dawn performance, before it slides out of view.
Earth-Sized Planet Found At One of the Lightest Red Dwarfs
Astronomers have found another Earth-sized planet. It's about 31 light-years away and orbits in the habitable zone of a red…
Rolls-Royce Space Reactor, Close Call in Orbit, Webb’s Back
Webb is fully operational again, Rolls-Royce is building a nuclear reactor for the Moon, and the space debris worst-case scenario…
A.I. Finds a New Way to Build Multiple-Star Systems
Over over 50% of high mass stars reside in multiple star systems. But due to their complex orbital interactions, physicists…
Astronomers use Earthquakes to Understand Glitches on Neutron Stars
A team of astronomers have used a model of earthquakes to understand glitches in the timing of pulsars. Their results…
The James Webb May See the First Stars to Appear in the Universe
Astronomers continue to hunt for the elusive kind of star known as Population III stars, the first stars to appear…
This Binary System is Destined to Become a Kilonova
Kilonovae are extraordinarily rare. Astronomers think there are only about 10 of them in the Milky Way. But they're extraordinarily…
How Can We Know if We’re Looking at Habitable exo-Earths or Hellish exo-Venuses?
The differences between Earth and Venus are obvious to us. One is radiant with life and adorned with glittering seas,…
The Historic Discussion of Ptolemy’s Star Catalog
From the time of its writing in the 2nd century CE, Claudius Ptolemy’s Almagest stood at the forefront of mathematical…
The First Stars May Have Weighed More Than 100,000 Suns
The universe was simply different when it was younger. Recently astronomers have discovered that complex physics in the young cosmos…