China's Tianwen 1 Mars orbiter has imaged the interstellar comet 3I/ATLAS during its close pass by the Red Planet, aiding global efforts to study the rare interstellar interloper. 3I/ATLAS is only the ...

The York County Astronomical Society will hold a public Starwatch, 8-10 p.m. Saturday at their observatory at John Rudy County Park, 400 Mundis Race Road. The evening will begin with a screened ...

Voyager 1 and 2, launched in 1977, have traversed the heliopause and are currently in interstellar space, with Voyager 1 significantly farther from the Sun due to its higher velocity. The Oort Cloud, ...

Maffei 1 and 2 are two galaxies relatively close to our Milky Way. These galaxies were discovered in 1967 due to their infrared light. They belong to the IC 342/Maffei Group, a galaxy group near our ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

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YORK COUNTY, Pa. — Anyone in central Pennsylvania who wishes to learn more about the night sky is invited to a public starwatch this weekend. The York County Astronomical Society (YCAS) invites the ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

One of the year’s most anticipated celestial events — a total solar eclipse — will put on a dramatic show April 8 as it crosses over Mexico, the United States and Canada. A total solar eclipse occurs ...