Encounters with Jupiter send asteroid on a bizarre backward spin

Mar 30

by John Timmer, from ArsTechnica.com

Each time it approaches Jupiter, its orbit gets reset.

2015 BZ509 orbit jupiter

Credit: NASA

 

Jupiter is widely credited with providing Earth with a bit of protection. The immense gravity of the gas giant typically either sucks in asteroids and comets or flings

Did an asteroid trigger ancient tsunamis on Mars?

Mar 27

by Weston Williams, from The Christian Science Monitor

A team of researchers found that certain geological features on the Red Planet indicate that the impact that created the Lomonosov crater may have also created massive waves in an ancient Martian sea.

Lomonosov crater Mars asteroid tsunami

Mars. Image: NASA

A team of scientists believes that an asteroid impact at the site of Mars’ Lomonosov crater

Blue fireball lights up sky over Sweden

Mar 23

A very large blue fireball illuminated the sky over Sweden around 20:30 UTC (21:30 CET) on March 20, 2017. The event was so powerful that the whole sky lit up, Swedish All Sky Meteor Network astronomers said. blue fireball Sweden 2017

Credits: Jessica Dellsjö

Images of the event immediately started appearing on social

Ancient Platinum Asteroid Wiped Out Native American Civilization

Mar 16

By Peggy Binette, University of South Carolina No one knows for certain why the Clovis people and iconic beasts — mastodon, mammoth and saber-toothed tiger — living some 12,800 years ago suddenly disappeared. However, a discovery of widespread platinum at archaeological sites across the U.S. by three University of South Carolina archaeologists has provided an important clue in solving this enduring mystery. clovis people platinum The discovery