As part of its Galactic Bulge Time-Domain Survey, Roman will repeatedly observe six fields of view toward the crowded center ...

Planets without stars to orbit raise important questions about how planets evolve and what habitability might look like ...

Dione crosses Saturn’s north pole, projecting its shadow onto the cloud tops as Tethys disappears into the planet’s shadow.

Astronomers have found that a rare element called beryllium could help identify stars that have swallowed rocky planets or ...

Dark-sky sights take center stage as Saturn's moons dance and Venus mingles with the Moon in the sky this week.

Even though we’re in the closing weeks of summer, the great but faint constellation Hercules the Hero is still with us, ...

An international team led by researchers from the University of São Paulo (USP) in Brazil has developed an innovative method ...

It’s unclear what these objects actually are, but evidence for them has been detected by NASA’s Chandra space telescope for ...

That pattern backs a "born big" view of planet construction. In the early solar system, clouds of pebble‑size material in the ...

This week, we capture a cosmos in motion, from Roman beginning its journey to space and Curiosity climbing a kilometer above ...

Richmond retiree and former financial analyst is formalizing a decades-old habit into a public practice: a nightly stargazing log kept from his third-floor balcony, and an open invitation for ...

This week we bid adieu to the brightest planet in the heavens: Venus. For the past few months, it has glistened like a jewel in our western sky at dusk, ...