Category

Space Debris

Space Debris

A green fireball over Australia has experts puzzled

A green fireball appeared in the skies over Australia earlier this week and experts can’t seem to explain what it was. It’s thought that the object was natural in origin and not a manmade piece of space junk, but the jury is still out. Many fireballs explode in the atmosphere,…
bubmag
June 19, 2020
Space Debris

Using sunlight to save satellites from a fate of ‘space junk’

Carolin Frueh and her students are helping to identify problems with satellites in space based on how they reflect sunlight. Credit: Purdue University photo/Rebecca McElhoe No satellite stays the same once launched into space. How much it changes can go unnoticed—until something bad happens. Carolin Frueh is among only a…
bubmag
June 16, 2020
Space Debris

Ominous Green Fireball Lights Up Skies Over Australian Outback

The greenish-blue fireball, as seen during the early hours of June 15 in Australia. Image: Shaz Hussien/FacebookA greenish-blue fireball streaked across the skies over Australia last night, in an event captured by awe-struck observers on the ground.The object appeared shortly before 1:00 a.m. local time, with witness accounts reported from…
bubmag
June 15, 2020