In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

Sagittarius A*, our galaxy's supermassive black hole, is constantly producing strange eruptions. Astronomers are using the ...

STarlight Acquisition and Reflection toward Interferometry—and will showcase the viability of a new technique for studying ...

The sky is awash with radio-frequency interference (RFI), but thanks to two astronomers who tracked down a stray TV broadcast reflected off a passing airplane, there may be a new way to wipe out some ...

By Katrina Miller NASA and European scientists explain how they calculate the probability of the space rock 2024 YR4 impacting our planet, and why it’s not yet time to worry. By Robin George ...

"They're so rare, and they're incredibly useful scientifically," said Conor O'Riordan of the Max Planck Institute for ...

An Australian team has developed CRACO, an innovative radio system that detects cosmic flashes and pulses of energy in real ...

Explore the captivating journey of ancient Greek astronomy in which mythological tales and mathematical precision mix together.

It is clear that human beings, throughout history, have always had a constant curiosity to discover everything that happens ...

Cheyenne’s Marcy Curran, the cofounder of the Cheyenne Astronomy Society and an editor of a major astronomy publication, has ...

By Katrina Miller NASA and European scientists explain how they calculate the probability of the space rock 2024 YR4 impacting our planet, and why it’s not yet time to worry. By Robin George ...

Astrophysicists have unearthed a surprising diversity in the ways in which white dwarf stars explode in deep space after assessing ... Survey Telescope for Astronomy (VISTA), operating in Chile's ...