Albedo tagged posts

Artist’s impression of the Halloween asteroid 2015 TB145, which resembles a human skull in certain light conditions. Credit: José Antonio Peñas/SINC

There is one year to go until asteroid 2015 TB145 approaches Earth once again, just as it did in 2015 around the night of Halloween, an occasion which astronomers did not pass up to study its characteristics. This dark object measures between 625 and 700 metres, its rotation period is around 3 hours and, in certain lighting conditions, it resembles a human skull.

An asteroid zipped past on 31 October 2015, relatively close to us, just 486,000 km away, 1.3 times the distance separating us from the Moon...