A team of astronomers has found the first binary star system, D9, near the supermassive black hole Sagittarius A*. Previously ...

Astronomers have made an extraordinary discovery: a blazar, a highly active and luminous galactic nucleus powered by a ...

A team of scientists at the University of Utah has designed a flat lens that matches the power of traditional curved lenses ...

Switzerland's ambassador to China has said the two nations enjoy "strong and stable relations" as they mark 75 years of ...

Dating back to the dawn of the space age in the late 1950s, the first US spy satellites, as part of the Corona program, orbited the planet as low as 120 to 160 km (75 to 100 miles) above the Earth.

For centuries, the optic lens has bent light through translucent, curved material, but now flat lenses are reimagining the ...

The Dwarf 3 is great for astrophotography beginners, but has loads of useful tools for more experienced hobbyists.

Simulated stellar explosions show that massive early stars could have created plentiful water for future stars and planets to form from.

The $488-million mission is set to map the sky in 102 colors of light, probing cosmic inflation, galactic ices, and the history of the universe’s first light.

Astronomers analyzing M87*, the first black hole ever imaged, have discovered that its shadow changes from year to year. The ...