Recent content by mfb
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SpaceX starts operational Starship launches
Ship static fire At 1:38:45. In terms of the launch, everything looks ready, in terms of reentry preparations and FAA approval of the reentry we don't know.- mfb
- Post #21
- Forum: Aerospace Engineering
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Space Stuff and Launch Info
Progress on the Extremely Large Telescope: Its 2000 tonne main telescope structure has been rotated in both axes. First light is expected for 2029-2030. With its 39 m primary mirror, it will collect as much light as the 24 largest existing optical telescopes combined (JWST is #14 in that list)...- mfb
- Post #1,733
- Forum: Aerospace Engineering
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SpaceX starts operational Starship launches
Live now: Booster static fire in preparation for flight 15. Propellant loading just started, static fire likely in ~20-40 min. Edit: Success. Things look on track for a Nov 8 launch.- mfb
- Post #20
- Forum: Aerospace Engineering
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Space Stuff and Launch Info
New Artemis slides Many more images. * Starship is planned to land a Japanese rover by 2032. * New Glenn is planned to land a habitat module by 2033. * SpaceX is building "Cabin One", an interior that mimics the lunar lander. It's either done or expected to be completed by the end of 2026. *...- mfb
- Post #1,730
- Forum: Aerospace Engineering
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Space Stuff and Launch Info
Another early morning launch with a high jellyfish likelihood: Bandwagon-5 on Monday Tuesday, 6:30 EDT (10:30 UTC). It will launch south-east from Florida. Visibility prediction 1 day ~17 hours until the launch of Japan's Phobos sample return mission. Might have live coverage here Or might be...- mfb
- Post #1,729
- Forum: Aerospace Engineering
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Undergrad How Do You Measure Energy Conversion Efficiency?
Usually you measure the input and the output. That way you don't have to measure every loss mechanism separately. But it really depends on the specific setup you are interested in.- mfb
- Post #2
- Forum: Thermodynamics
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SpaceX starts operational Starship launches
Musk said the engine failure of flight 14 was just a software glitch. SpaceX is aiming at November 8 for flight 15 (only called "flight 15") and December 10 for flight 16 (called "Starlink 30-1"). Flight 15 will try to catch both booster and ship. It looks like it will not carry a payload to...- mfb
- Post #19
- Forum: Aerospace Engineering
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Space Stuff and Launch Info
For people on the US East Coast who wake up early: Dragon CRS-35 is scheduled to launch on Tuesday 6:33 am EDT (10:33 UTC). The launch happens about an hour before sunrise, which could lead to some spectacular jellyfish views. Besides the view the flight isn't remarkable, it's a routine ISS...- mfb
- Post #1,728
- Forum: Aerospace Engineering
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Space Stuff and Launch Info
SpaceX calls for better coordination in orbit after near-misses with Starlink Interesting discussion about sharing orbit parameters and planned maneuvers. SpaceX will try to recover both booster and ship with the next Starship flight. Announced somewhere in this Tesla update, I didn't watch it...- mfb
- Post #1,727
- Forum: Aerospace Engineering
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AI Latest Notable AI accomplishments
722 new papers by OpenAI Full list- mfb
- Post #122
- Forum: AI and Computer Science
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Space Stuff and Launch Info
Starship from flight 13 is just arriving back in Texas. Live: ----- Japan's Phobos sample return mission is scheduled to launch October 19. If everything goes to plan, samples will return to Earth in 2031. The mission also carries a small French/German Phobos rover. With a surface gravity of...- mfb
- Post #1,725
- Forum: Aerospace Engineering
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Undergrad Nobel Prize in Physics 2026 predictions and results
First single winner since Georges Charpak in 1992.- mfb
- Post #38
- Forum: Other Physics Topics
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SpaceX starts operational Starship launches
More views of the flight: Starlink looking back at Starship and a couple of other Starlink satellites deployed later, engines firing, and Starship over mountains and a tropical storm: Hot-staging from various perspectives: Takeoff as seen from the launch tower- mfb
- Post #18
- Forum: Aerospace Engineering
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Space Stuff and Launch Info
Success for Starship Crew-13 has docked with the ISS an hour ago. Successful launch of Transporter-18 Falcon Heavy launch in 17 minutes - third and fourth Falcon booster to return to the launch site within 24 hours NASA never had a successful "13" crew mission before. * Mercury stopped after...- mfb
- Post #1,723
- Forum: Aerospace Engineering
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SpaceX starts operational Starship launches
full resolution of first image Starlink satellite looking back at Starship after deployment: Booster landing (look for the shockwave!): The early reentries had tons of particles falling off the vehicle - you can see them as bright sparks racing across the screen. Step by step they have...- mfb
- Post #17
- Forum: Aerospace Engineering