Polaris Dawn orbited our little round planet six times during that height. This also meant that Menon and Gillis are the first women in history to reach a high-altitude orbit.

The only evening planet for July is Mars, faint red in the west at dusk, and getting lost in the Sun’s glare by August. High ...

These instruments orbit above Earth’s atmosphere, avoiding interference. Until now, scientists believed only space-based instruments could detect the ultra-faint signals from Cosmic Dawn.

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

About the mission The 23 satellites from the Starlink company, owned by SpaceX, will be heading to low-Earth orbit to join the thousands already there. Once deployed and in their orbit, they will ...

Asteroids around Venus, shown in the background above during a 2012 transit, are difficult to track because they fall inside Earth's orbit and are obscured by the sun's glare.

Astronomers observed Cosmic Dawn, 800 million years post-Big Bang, with Earth-based telescopes. This era marked the formation of the first stars and galaxies, ending the cosmic dark ages.

SpaceX has now launched 69 Falcon 9 missions in 2025. Fifty-one of them have been dedicated to building out the company's Starlink broadband megaconstellation in low Earth orbit.

Earth’s orbit and our calendar, though, don’t align exactly, so the dates of the summer solstice can vary over time. This year, the day of the summer solstice is June 20.

Rocket Lab launches Japanese Earth-observing radar satellite to orbit The mission, which Rocket Lab called "Symphony in the Stars," sent the satellite to a circular orbit 650 kilometers (404 miles ...

Space Astronomy 'People thought this couldn't be done': Scientists observe light of 'cosmic dawn' with a telescope on Earth for the first time ever News By Ben Turner published 11 June 2025 ...