Furious Boiling of Betelgeuse // Robot-Surgeon on the ISS // Biggest Black Holes Ever Seen

TL;DR

Astronomical discoveries, James Webb Telescope, Starship launch, black hole binaries, and more in this week's Space Bites.

Transcript

understanding the surface of Bal juu James web's third observing cycle has been announced starship's upcoming third test and the most massive pair of black holes ever seen all this and more in this week's space bites after Bal juice dimmed a couple of years ago we've been fascinated about this mystery why did this enormous star suddenly dim from ou... Read More

Key Insights

• 🐎 Bal Juu's rapid rotation speed challenges astronomical theories.
• 🏍️ James Webb Telescope's cycle 3 observes various celestial objects with exciting proposals.
• 🌱 SpaceX's Starship launch plans include bonus goals for payload door operations and propellant transfer tests.
• 📫 Closest pair of massive black hole binaries found raise questions on their interaction.
• 🫢 Satellite surveillance tracks rising fossil fuel emissions and greenhouse gases on Earth.
• ❓ Life Telescope simulation on Earth promises future biosignature detection capabilities.
• 🎟️ Surgical robot testing on the ISS hints at remote surgical capabilities for space missions.

Questions & Answers

Q: How did astronomers measure the rotation speed of Bal Juu, and what surprising discovery did they make?

Astronomers used the Atacama large millimeter array to measure Bal Juu's rotation speed, revealing that the star is rotating faster than expected due to convective cells boiling on its surface, not actual rotation.

Q: What are some of the goals set for SpaceX's upcoming Starship launch?

SpaceX aims to test propellant transfer, open/close payload doors, and relight Raptors for re-entry during the Starship's next flight, scheduled for March 14th.

Q: How close together are the most massive black hole binaries ever found, and what mystery do they pose in astronomy?

The black hole binaries are only 24 Light years apart with a combined mass of 28 billion solar masses, posing a mystery of how such massive black holes merge without nearby material to interact with.

Q: What satellite observations reveal about fossil fuel emissions and greenhouse gases on Earth?

Satellite observations show a 1% increase in greenhouse gas emissions, reaching a level of 420 parts per million of carbon dioxide, reflecting a continuous rise in emissions.

Summary & Key Takeaways

• Scientists study the surface of Bal Juu James Webb's third observing cycle, discovering surprising findings about the star's rotation speed.

• James Webb Space Telescope's third observing run kicks off with 253 approved proposals from astronomers worldwide.

• SpaceX announces Starship's next flight attempt with bonus goals for payload doors and propellant transfer tests.