Georgia State University’s Center for High Angular Resolution Astronomy (CHARA), a six-telescope interferometer, excels at studying stars. It’s been observing them for 20 years and has contributed to 276 published
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The nights surrounding the first quarter moon phase on June 2 present a good opportunity to spot colossal ‘X’ and ‘V’ features emblazoned on the lunar surface. This month’s first
If you could see the Universe through a radio-wave “eye”, you’d detect mini-halos of relativistic particles creating radio emissions around some galaxy clusters. Astronomers long figured those halos are relative
During this upcoming week, skywatchers across most of the U.S. and southern Canada will get an opportunity to view the two largest space vehicles now in orbit around the Earth
Astronomers have teamed up with citizen scientists to discover a brand-new exploding star that’s greedily feeding on a stellar companion. The newly observed binary system features a cataclysmic variable star,
The four astronauts of Axiom Space’s latest private mission have concluded their stay aboard the International Space Station (ISS). Ax-4’s SpaceX Crew Dragon capsule, named Grace, undocked from the ISS
If you live anywhere in the contiguous U.S. or Canada, and clear skies are forecast for early Sunday morning, July 20, then be sure to step outside after midnight and
Following a short break for the July 4th holiday, Perseverance drove westward to a site called “Westport,” where the clay-bearing “Krokodillen” unit meets an olivine-bearing rock formation. It is possible
On July 15 2025, the four astronauts from the private Axiom-4 space mission splashed down in the Pacific Ocean off the coast of California, concluding their two-week long stint aboard
One of the most advanced satellites for tracking harmful greenhouse gas emissions has died in space. MethaneSAT, built and operated by the nonprofit Environmental Defense Fund (EDF), was launched in
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