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A half-ton Soviet spacecraft that never made it to Venus 53 years ago is expected to fall back to Earth this weekend. Built ...

A Soviet-era spacecraft meant to land on Venus a half century ago is expected to plunge uncontrolled back to Earth within days.

A bright Moon dominates the sky, passing two bright stars as Juno reaches opposition and Mercury dips toward the horizon in ...

All the excess carbon dioxide generated by people burning fossil fuels is shrinking the upper atmosphere, exacerbating the problem with space junk, Grist explains. New research, published in Nature ...

The 950-foot hunk of primordial matter is classified as a "potentially hazardous asteroid," but that doesn't mean it has a ...

A massive 950-foot asteroid, 612356 (2002 JX8), will make a close Earth flyby tomorrow, May 9. Here is all you need to know ...

Even though it's fast and close, the asteroid will pass Earth at a distance of 6.8 million kilometers (4.2 million miles).

Asteroid 2025 HY2, an Apollo-class asteroid, will pass Earth on May 7, 2025, at a speed of 48,904 km/h. Though passing at a ...

Though astronomers have known about the threat posed by near-Earth objects since the 1970s, efforts to catalogue potentially ...

NASA is also tracking two other asteroids near Earth today, including a larger bus-sized one called "2025 HR1" that's ...

But it never made it out of Earth orbit because ... the Harvard-Smithsonian Center for Astrophysics’ Jonathan McDowell said ...