773- Discovery and Recovery
New observations linked with discovery observations 10 years earlier provide a significant improvement in the precision of our knowledge of 2013 TG6’s orbital elements and thus its position on the sky...
1 Des 20232min
772-M31-Our Neighbor's Surprise
Marcel Drechsler, Xavier Strottner, and Yann Sainty’s image of our neighboring galaxy, M31, in Andromeda won the 10,000 British pound Astronomer Photographer of the year award for 2023. Amazingly thei...
28 Nov 20232min
260E-272-Big Eye
On a mountain top in the foothills of the Andes in northern Chile a new kind telescope, the LSST, is under construction. It's unique design allows it to image an area of the sky 40 times the size of t...
28 Nov 20232min
259E-271-Race to Mars
The red planet may soon need air traffic control. In the next few years China, Europe, India, Japan, United Arab Emirates, United States, and SpaceX are all operating Martian spacecraft or planning to...
25 Nov 20232min
771-Nice PHA
NASA classifies 2023 SZ1 as a Potentially Hazardous Asteroid since it is larger than 140m in diameter and on its current path can come to about 6 times the Moon’s distance from us.Fortunately on its c...
17 Nov 20232min
258E-258E-270-Space Opals
Opal, the national gemstone of Australia, is silica, the most common ingredient of sand, with a number of water molecules attached to it. On Earth Opal forms when water evaporates from a slurry of san...
14 Nov 20232min
770-Hycean Worlds
Hycean Worlds, with masses between Earth and Neptune which have thin hydrogen rich atmospheres above a liquid water ocean may be very common in our neighborhood of the Milky Way. They could be an abod...
10 Nov 20232min
257E-269-Gamma Ray Eyes
If you woke up tomorrow with gamma ray eyes things would look very different. Geology would come to life as you peered into the Earth and became aware of the various minerals it contains. Gamma rays c...
7 Nov 20232min
