Two new stars, or nova eruptions, have been resolved in unprecedented detail by six optical telescopes operating in unison as ...

Astronomers have discovered a planet beyond the solar system that orbits its twin parent stars closer than any ever seen ...

Low Earth orbit is filling up with industrial-scale fleets of satellites, and the collateral damage is becoming impossible to ...

After decades of searching, astronomers may have finally stumbled upon the first moon known to exist beyond our solar ...

Astronomers at the University of North Carolina at Chapel Hill have helped uncover new clues about the longest-lasting cosmic ...

Working through years’ worth of data from an old observational campaign, a team of astronomers have directly imaged a new ...

Astronomers have discovered a relatively cool and small exoplanet orbiting a nearby star, with a “year” of several months. The find offers a rare opportunity to study planets and solar systems like ...

Drawing on the University of Arizona’s renowned strength in interferometry, astronomers from Steward Observatory are leading ...

Across modern astronomy, the most striking pattern is not a single spectacular discovery but a drumbeat of similar clues. Wherever telescopes and probes look with enough sensitivity, they keep turning ...

A scientist has identified a possible astronomical explanation for the Star of Bethlehem, as described in the Bible ...

For around a year now, the Sidewalk Astronomers have been meeting regularly in D.C. to show people that gazing at the stars ...

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