Only a few years ago, astronomers heralded the discovery of a rocky world circling the sun 's closest space neighbor, Proxima ...

The threat from near-Earth asteroid 2024 YR4 may have subsided, but discoveries of other hazardous space rocks are set to ...

All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't ...

Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...

The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet (140 ...

GS-z13-1, marks the earliest sign yet spotted of the era of cosmic reionization at 330 million years after the Big Bang.

Scientists estimate there are ~1 septillion (1 followed by 24 zeros) planets in the observable universe. This figure is based ...

For half a decade, a mysterious television signal appearing to come from the sky left astronomers scratching their heads. Was ...

Astronomers should search for technosignatures on planets that are not conducive to life. Harvard astronomer Avi Loeb explains why.

The James Webb Space Telescope has spotted a 'rogue' cosmic object barrelling through our galaxy without a star, and covered ...

Wu warned that a major asteroid impact could devastate human civilization, even leading to extinction, calling it a critical threat to Earth's future. He emphasized that China's pursuit of near ...