Truck-sized asteroid swept within 2,000 miles on Sunday
Posted by Deborah Byrd in SPACE | August 19, 2020
Asteroid ZTF0DxQ – now officially labeled 2020 QG – now holds the record for the closest flyby of Earth. It swept just 2,000 miles (3,000 km) from Earth’s surface, or about a quarter of the diameter of Earth itself.
Posted by Deborah Byrd in SPACE | August 19, 2020
Asteroid ZTF0DxQ – now officially labeled 2020 QG – now holds the record for the closest flyby of Earth. It swept just 2,000 miles (3,000 km) from Earth’s surface, or about a quarter of the diameter of Earth itself.
![]() The blue ball in the lower left of this image represents Earth. The curved green arrow represents asteroid 2020 QG, whose orbit was changed by its near-Earth encounter on Sunday. The tick marks on the green line represent 30-minute intervals. You can see that this asteroid was really zooming past! Image via Minor Planet Center. |
Should we be glad it didn’t hit us, or mad it wasn’t detected earlier? Neither one.
And here’s why: relatively speaking, this object is very, very small.