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XXXth General Assembly of IAU – week 2

The second week of the XXXth GA started very early actually as they were actually 3 plenary talks of the IAU 346 Symposium on “High-mass X-ray binaries: illuminating the passage from massive binaries to merging compact objects” (which actually deserves a post of its own, if I ever manage to make…). After that, we had […]

Hubble will see the Venus Transit

On June 5, 2012, Venus will pass in front of the Sun. This transit will follow numerous amateurs and professionals around the world, but it is interesting that HST will also participate in this! But how will they do it since Hubble cannot see directly the Sun? They will use instead a “mirror” and this […]