The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...

Spacecraft burn tons of fuel and leave behind debris—but a clever technique called aerobraking could fix both problems.

RESILIENCE Lunar Lander Completes all lunar orbital maneuvers in advance of June 6, 2025 (JST) landing. TOKYO, May 31, 2025-- ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

Billions of years from now, the Sun will swell into a red giant, swallowing Mercury, Venus, and Earth. But that’s not the ...

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

The latest mission out of the China National Space Administration (CNSA) will examine not one, but two space bodies. After ...

The presence of another planet in the solar system could explain the odd movements of some of the bodies in the Kuiper Belt.

Kosmos-482, a failed mission to Venus from the former Soviet Union that stalled in Earth orbit in the 1970s, is about to fall back to our planet. Exactly where or when it will strike, however, remains ...

Kosmos 482 was part of the Soviet Union's storied Venera program of Venus exploration. The probe launched toward the second planet from the sun in 1972 but never got there; its rocket suffered an ...