Conducted by the National Aeronautics and Space Administration (NASA) as part of Project Mercury, Mercury-Atlas 6 (MA-6) became the first United States manned orbital spaceflight on February 20, ...

NASA astronaut Walter “Wally” Schirra famously wore the second-gen Speedy on the Mercury-Atlas 8: Sigma 7 mission of 1962, earning it the title of “first Omega in Space.” ...

The SOHO spacecraft captured amazing imagery of Comet C/2023 A3 (Tsuchinshan-ATLAS) zooming near the sun as the star unleashed a powerful X flare.

The BepiColombo spacecraft flew less than 200 miles from Mercury's surface and photographed volcanic plains and icy craters. It's the sixth time the spacecraft — launched in 2018 by the European ...

Sequence of 89 images taken by the monitoring cameras on board the European-Japanese BepiColombo mission to Mercury, as the spacecraft made a close approach of Venus on August 10th, 2021.

M-CAM 1 took this long-exposure photograph of Mercury’s north pole, with the spacecraft about 787 kilometers from the planet’s surface. ESA/BepiColombo/MTM.

Following a months-long investigation, the mission team concluded that the spacecraft’s electrical thrusters would remain at lower levels, preventing it from entering Mercury’s orbit in 2025.

Launched in 2018 along with Japanese space agency JAXA, the spacecraft is preparing to go into orbit around Mercury in 2026, when it will perform up-close analysis of the planet’s surface ...