planetkiller

An artist

A colossal ‘planet-killer’ asteroid triggered a mega-tsunami on Mars, and now we know where it landed

An artist’s rendition of a killer asteroid exploding on impact with the Red Planet. (Image credit: Shutterstock) (opens in a new tab) A newly discovered impact crater on Mars was likely left behind by a massive asteroid that slammed into the Red Planet around 3.4 billion years ago and may have triggered an 800ft ‘mega-tsunami’ …

A colossal ‘planet-killer’ asteroid triggered a mega-tsunami on Mars, and now we know where it landed Read More »

Scientists discover hidden 'planet-killer' asteroids in an elusive location

Scientists discover hidden ‘planet-killer’ asteroids in an elusive location

Astronomers are vigilantly scanning the skies for asteroids veering into the vicinity of Earth’s solar system. Butsome are masked. Most asteroids – rubble leftovers from the formation of our solar system around 4.6 billion years ago – orbit the sun between Mars and Jupiter. Millions exist there. But in the inner solar system, asteroids are …

Scientists discover hidden ‘planet-killer’ asteroids in an elusive location Read More »

An illustration of an asteroid streaking toward Earth. The asteroid that hit Earth about 66 million years ago triggered a tsunami with mile-high waves.

The ‘planet-killer’ asteroid that evaded detection for years by hiding behind the sun could crash into Earth, scientists predict

A “planet killer” asteroid lurking in the sun’s glare has finally been detected, and the giant space rock could one day crash into Earth. The ‘potentially dangerous’ 0.9-mile-wide (1.5 kilometer) asteroid, named 2022 AP7, is one of many large space rocks that astronomers have recently discovered near the orbits of Earth and Venus. Currently, 2022 …

The ‘planet-killer’ asteroid that evaded detection for years by hiding behind the sun could crash into Earth, scientists predict Read More »