Komentarze

threelonmusketeers, rok temu do astronomy w Hurricane Milton from Dragon Endeavor photo taken by Astronaut Matthew Dominick

Super cool photo, but does this technically count as astronomy? Isn’t astronomy “a camera on (usually) on earth, pointed up into space”, not the other way around?

threelonmusketeers, rok temu (edited rok temu) do esa w ESA launches new lunar simulation facility

I wonder how close they can get the regolith stimulant to match actual lunar regolith.

threelonmusketeers, rok temu do astronomy w Starlink is increasingly interfering with astronomy, scientists say

Yeah, aluminium oxide particles may be a problem. Some scientists are experimenting with replacing aluminium with wood. I wonder if this would be feasible on future Starlink sats.

threelonmusketeers, rok temu do astronomy w Elon Musk destroys astronomy

From my brief look into the topic, interferometry tech is not quite there yet, but might be in the next few decades. Interferometry is more difficult with shorter wavelengths.

threelonmusketeers, rok temu do astronomy w Tiny glass beads suggest the moon had active volcanoes when dinosaurs roamed Earth

a massive asteroid smashed into the earth

Asteroid, or proto-planet?

threelonmusketeers, rok temu do esa w Sentinel-2C Launch Thread (final flight of Vega)

Webcast ending.

Goodbye Vega, hello Vega C!

threelonmusketeers, rok temu do esa w Sentinel-2C Launch Thread (final flight of Vega)

Acquisition of signal from Sentinel 2C confirmed!

threelonmusketeers, rok temu do esa w Sentinel-2C Launch Thread (final flight of Vega)

Sentinel 2C payload separation confirmed!

threelonmusketeers, rok temu do esa w Sentinel-2C Launch Thread (final flight of Vega)

Circularization burn underway.

threelonmusketeers, rok temu do esa w Sentinel-2C Launch Thread (final flight of Vega)

Stage 4 shutdown confirmed. Still a circularization burn remains.

threelonmusketeers, rok temu do esa w Sentinel-2C Launch Thread (final flight of Vega)

Stage 3 separation and stage 4 ignition confirmed.

threelonmusketeers, rok temu do esa w Sentinel-2C Launch Thread (final flight of Vega)

Stage 2 separation and stage 3 ignition confirmed. Fairing separation confirmed.

threelonmusketeers, rok temu do esa w Sentinel-2C Launch Thread (final flight of Vega)

Stage 1 separation and stage 2 ignition confirmed.

threelonmusketeers, rok temu do esa w Sentinel-2C Launch Thread (final flight of Vega)

Liftoff!

threelonmusketeers, rok temu do esa w Sentinel-2C Launch Thread (final flight of Vega)

Launch postponed by one day: x.com/esa/status/1831104291710607603

#VV24 update: the launch of @CopernicusEU #Sentinel2C from Europe’s Spaceport in French Guiana has been postponed.

Checks are being conducted to confirm a new launch attempt on 5 September at 02:50 BST/03:50 CEST.

More details from @Arianespace ⬇️

x.com/Arianespace/status/1831099750906765795

Due to electrical issues on the ground links #VV24 launch chronology was interrupted.

Checks are being conducted to confirm a new launch attempt tomorrow Sept. 4 at 10:50 pm local time in Kourou.

The launcher & its passenger Sentinel-2C are in stable & safe conditions