What's more, no exoplanets with emission spectra cooler than 275 K (1.85 °C; 35.33 °F) - comparable to Earth - have been ...

National Space Day, May 2, can inspire the next generation of astronomers, encouraging people to look to the sky.

The possibility of Planet Nine being out there way beyond Pluto has always excited astronomers. They have now found one body ...

There's disappointment for astronomers as the newly-discovered bright green comet appears to have disintegrated ...

The fracture is likely caused by a pulsar that smashed into G359.13 at a speed between one million and two million miles per ...

"Cosmologists calculate the current theoretical size limit of structures to be 1.2 billion light-years, yet both of these structures are much larger – the Giant Arc is almost three times bigger and ...

Flares from a supermagnetized star may have generated as much as 10 percent of our galaxy’s heavy elements.

The Pentagon faces a critical moment as leadership turmoil, security leaks, and vacancies threaten its readiness amid global ...

NASA has launched a new project that lets everyday people team up with scientists to explore space. The goal is simple: help ...

These May nights provide the skywatcher impressive views of galactic clusters unimpeded by the Milky Way, the chance to study exoplanets and the opportunity to refresh one’s perspectives.

The presence of another planet in the solar system could explain the odd movements of some of the bodies in the Kuiper Belt.

Terrorist attacks are more common during security and economic crises, but they decrease during humanitarian disasters.