12.12.2025
For the second day, the Sun has been recording a fairly rapid decrease in the level of flare activity, the peak of which occurred between December 8 and 10.
12.12.2025
With 3I/ATLAS's closest approach to Earth expected in just a week, reports are emerging of new possibilities for observing it with simple optical instruments or even the naked eye. In this regard, I'd like to point out several errors in these claims.
11.12.2025
Both planets closest to Earth, Venus and Mars, which are currently moving towards an exceptionally rare conjunction with the Sun in early next year, have become visible today in images coming from the LASCO space coronagraphs and are now publicly available.