For the first time in history, the mass of a singular white dwarf star has been measured.
With help from Hubble, a team of researchers used Gaia data and gravitational lensing to measure the mass of white dwarf LAWD 37.
ARTICLE:
Thomas Burghardt’s Tweets
Getting ready for final ground tests, launch feeling real. At the doorstep. Photos from our technician team hard at work up high on the rocket. We are vertical again!!
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Happening now: Artemis Recovery Training is underway at the KSC Turning Basin.
We've got live closeup views of the Orion Crew Module Test Article afloat with teams in action on 's Space Coast Live...
➡️nsf.live/spacecoast
read image description
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We have a new Starbase update video premiering in just under 30 minutes! When will the deluge be installed? What’s going on with B7’s Raptors? Tune in and speculate along with us. It’s a brand new format so let us know how you like it.
➡️youtu.be/RmKTxPD1dKM
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And a 24 hour scrub due to weather:
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NSF Live at the top of the hour is a Starbase Special with Jack (), Alex ( ), and Adrian ()
➡️youtube.com/watch?v=3Cz-cl
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SpaceX has pushed tonight's T0 halfway into the window, which is open until 9:32 PM EST (02:32 UTC).
nasaspaceflight.com/2023/02/amazon
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A SpaceX Falcon 9 will attempt to launch the Amazonas Nexus satellite this evening.
A 30% chance of acceptable weather is forecasted at 5:32 PM EST (22:32 UTC), improving to 55% at the end of the 4-hour window.
By Sawyer Rosenstein ():
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Roscosmos confirms nominal spacecraft separation for the Elektro-L-4 weather satellite after an early morning Proton-M launch from Baikonur.
nasaspaceflight.com/2023/02/elektr
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Roscosmos with a tribute to Proton-M, which is nearing retirement.
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SpaceX resumes testing after stopping for a few days due to winter storms at McGregor. Even with the inclement weather, SpaceX tested Raptor and Merlin engines, as well as a Falcon 9 second stage.
Edited by
Produced by
📺: youtu.be/Dw0SOtgQGB8
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Proton-M launches Elektro-L weather satellite from Site 81/24 at the Baikonur Cosmodrome.
Overview:
nasaspaceflight.com/2023/02/elektr
Livestream:
youtube.com/watch?v=dwPkVE
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Replying to
If remaining tests go well, we will attempt a Starship launch next month
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Russia's first orbital launch of the year is slated for 09:12 UTC tomorrow, a Proton-M mission to deploy the Elektro-L weather satellite to geostationary orbit.
Article by Justin Mooney ():
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Scrapping of Jacklyn, Blue Origin's former prospective rocket booster recovery vessel is well underway in the Port of Brownsville.
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Water deluge and other GSE hardware from Kennedy Space Center was delivered via barge, a new Booster thrust puck was delivered, and work on the Orbital Launch Mount continued.
Video + Photos from myself and Nic () for .
➡️ youtu.be/3YVCxCTf4wc
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Not a fantastic weather forecast for Sunday evening, but the 4-hour launch window should allow teams to find acceptable conditions.
forum.nasaspaceflight.com/index.php?topi
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Much like the rocket's hardware, the software which commanded SLS's first launch countdown and ascent performed perfectly on Artemis I.
NSF's Philip Sloss spoke to the NASA software team about its performance and changes for Artemis II and Block 1B:
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Marmac 2680, the barge that's bringing Starship GSE hardware from KSC to Starbase, has arrived this morning!
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SpaceX swapped Raptor engines in preparation for Booster 7's upcoming 33 engine static fire. This test is critical as they work towards the orbital test flight.
Video from , @NicAnsuni, and Starbase Live. Edited by .
📺 youtu.be/nCSWt2gOxq4
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ULA lifted the Centaur V upper stage for integration with the Vulcan first stage at SLC-41 today!
Timelapse from Space Coast Live: nsf.live/spacecoast
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Today's spacewalk has been completed. Nicole Mann and Koichi Wakata were able to complete the support truss for the final set of iROSAs slated for delivery to the Station aboard SpaceX CRS-28 this summer.
Article by Justin Davenport ():
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LIVE: Astronauts and suit up for a spacewalk expected to last up to seven hours. The duo will prepare the station for solar array upgrades.
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SpaceX launches Starlink 5-3!
Just another day (or night, or morning…?) here on the Space Coast. I got to meet a group comprised of folks who had seen many launches, and some who had never seen any. I love that!
Catch the replay: youtube.com/live/z4lkiy4QZ
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LAUNCH! SpaceX Falcon 9 B1069-5 launches with Starlink 5-3 from the historic 39A.
Overview:
nasaspaceflight.com/2023/02/starli
Livestream:
youtube.com/watch?v=z4lkiy
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SpaceX Falcon 9 B1069-5 launch of Starlink 5-3 from KSC 39A.
Overview:
nasaspaceflight.com/2023/02/starli
Livestream:
youtube.com/watch?v=z4lkiy
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Good morning! T0 change for this morning’s Starlink mission, now 2:58 AM EST (07:58 UTC), per CelesTrak:
Quote Tweet
CelesTrak has pre-launch SupGP data for the #Starlink Group 5-3 launch scheduled for 2023-02-02 at 07:58:20 UTC. Deployment of 53 satellites is set for 09:02:21.100 UTC. You can find the latest data at: celestrak.org/NORAD/elements.
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The confirmation: SpaceX Booster 7 Static fire of 33 engines slips a week to NET Monday.
Quote Tweet
Automated
Primary Date: Road Closure Canceled. Beach Open for Friday, February 3, 2023 from 8:00 am to 4:00 pm
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B1073 on its way to SLC-40 ahead of its 6th launch on Sunday!
From SpaceCoastLive: nsf.live/spacecoast
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Expendable upper stage may or may not fly, but it is an option
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Three minutes of engine testing goodness here:
Quote Tweet
Rocket 4 first stage engine full mission duty cycle of 175 seconds achieved - a major development milestone for Rocket 4 youtube.com/watch?v=VVhrIF
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49 Starlink satellites as well as D-Orbit's ION orbital transfer vehicle successfully deployed on SpaceX's seventh launch of the year!
nasaspaceflight.com/2023/01/starli
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LAUNCH! SpaceX Falcon 9 B1071-7 launches with Starlink Group 2-6 and D-Orbit’s ION SCV009 Eclectic Elena from SLC-4E.
Overview:
nasaspaceflight.com/2023/01/starli
Livestream:
youtube.com/watch?v=yVxV3-
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And the webcast is now starting!
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Starlink 2-6 launch from Vandenberg coming up in 10 minutes. SpaceX has not yet provided any updates on launch status.
Article by Tyler Gray (): nasaspaceflight.com/2023/01/starli
SpaceX Webcast:
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Ship 24 had its lifting points removed and covers put over the holes in preparation for flight. Meanwhile, Booster 7 had two Raptors swapped.
Video by
Edited by
📺: youtu.be/UZZ3VbEKgs4
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