Astronomers may have found an exciting new clue about dark energy—the mysterious force driving the universe’s accelerating expansion. They discovered an extraordinarily bright supernova from more than ...

UK-based Blue Skies Space's first satellite begins calibration with a bright star 104 light-years away.

When Anastasios Tzanidakis was sifting through some older telescope observations, he stumbled across something that should ...

Astronomers have uncovered evidence of a dramatic cosmic crash unfolding around a distant star. While reviewing archived ...

The molten planet, with an atmosphere rich in sulfur-bearing gases, is unlike anything astronomers have ever smelled.

Discovered in the Pictor II dwarf galaxy, star PicII-503 has an extreme deficiency in iron—less than 1/40,000th of the sun.

In 2017 astronomers detected something extraordinary: the first known object from another star system passing through our solar system. Named ‘Oumuamua, this mysterious visitor traveled at incredible ...

Still in its original galaxy, a rare holdout from the second generation of stars sheds new light on the origins of the elements—and how massive supernovae reshaped the cosmos ...

This article is from the 2025 Technical Update. The exact date when the crew of Space Shuttle Columbia was lost is readily ...

Dr Adrianos Golemis is the first ever Greek to participate in an astronaut training program in the European Space Agency (ESA).

Astronomy is increasingly code-heavy and focused on in-house development. Given the huge amounts of data generated with every ...

From World War II to the Apollo era, the space shuttle program and today’s privately developed commercial rockets, the ...