Discover why stars twinkle at night! Learn how Earth’s atmosphere bends starlight, why planets shine steadily and explore ...

The asteroid is projected to come within 865,000 miles of Earth—nearly five times closer than the orbit of the moon.

These so-called Venus co-orbital asteroids are currently undetected because of their alignment in the sky but could one day drift into Earth’s path, at least according to simulations combining ...

Fresh analysis of Cassini data has revealed new complex organic molecules inside ice grains spewing from Enceladus. These discoveries strengthen the case that the moon’s underground ocean hosts ...

Cosmic dust, it turns out, isn’t made of miniature rocks. It’s fluff. A comprehensive analysis of data from space missions, ...

Astrology paints zodiac signs as mystical, but astronomy tells another story. This video uncovers the real science behind the ...

From a distance, Biosphere 2 emerges from the cacti and creosote of the Sonoran desert like a gleaming oasis, a colony of ...

Mercury is tiny, barely bigger than the Moon. Its metallic core makes up 70% of the planet’s mass, vastly exceeding Earth’s ...

Astronomers warn that Earth may be at risk from previously undetected asteroids co-orbiting near Venus. Hidden by the Sun’s ...

Earth's wobbly orbit has shifted our view of the stars since the zodiac signs were first created. But that doesn't mean your sign is wrong.

Pakistan’s national space agency, the Space and Upper Atmosphere Research Commission, has announced nationwide celebrations ...

Unraveling the cosmic symphony of gravitational waves, from the 'Music of the Spheres' to moon-based detectors.