The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...

See asteroid Dimorphous, pre- and post-impact, in this time-lapse of Hubble Space Telescope imagery. The space rock was impacted by NASA DART mission. Credit: SCIENCE: NASA, ESA, STScI, Jian-Yang Li ...

Space agencies maintain that global cooperation and sustained investment are vital to planetary defence. While the DART ...

A NASA planetary defense officer warns thousands of near-Earth asteroids capable of destroying a city remain undetected.

The universe might have far more amino acids lying around than we realized, which gives life itself far more chances to begin ...

A NASA scientist has warned that thousands of city-killing asteroids could strike Earth, and there’s currently no defense humanity could use to stop them.

“What keeps me up at night is the asteroids we don’t know about," said NASA's planetary defense chief.

NASA's head of planetary defence, Dr Kelly Fast, has issued an unsettling update on thousands of ‘city-killer’ asteroids that could hit Earth.

NASA confirms the flyby of a 410-foot asteroid, 2025 YU15, moving at a speed of 21,306 miles per hour today. Despite its proximity, scientists assure it poses no immediate threat.

Scientists estimate that around 15,000 medium-sized asteroids — large enough to devastate a city — remain undetected within ...

NASA has made an alarming admission, revealing it has no idea where thousands of ginormous asteroids are currently located. The space rocks have terrifyingly been dubbed 'city killers' due to their ...

NASA officials warn that around 15,000 'city-killer' asteroids remain undiscovered, many lurking in a stubborn observational blind spot near the sun.