As part of the Vera Rubin survey project, tests and metrics should be used to hone the plan. Those metrics are now being used on a simulation of the sky survey. Try the homepage, https://sorcha.space . For papers describing these… Read More »Rubin Sim Given
The American Astronomical Society (AAS) will hold its biannual (Summer) meeting in Anchorage, Alaska this week. Even though this “general” meeting includes the sub-meetings of the Laboratory Astrophysics Division and Solar Physics Division, there’s still relevant content here for the… Read More »Summer AAS Meeting 2025 (Anchorage)
The White House 2026 budget request that covers NASA has been released… and it’s as bad as other White House actions on science would indicate. There hasn’t been carnage to this level since the ’80s abandonment of planetary exploration. The… Read More »FY2026 NASA Budget Request- Regress
The June issue of Astronomical Journal (vol. 169 #6) brings us: B. T. Bolin, C. Fremling, M. Belyakov, et al. Keck and Gemini Characterization of Hayabusa2# Rendezvous Target 1998 KY26 303 adccbe(The DES Collaboration) Photometry of Outer Solar System Objects… Read More »Note, Paper: Eyes on Target
Commissioning of the Vera Rubin Observatory (Simonyi Telescope, LSSTCam, etc.) continues apace. Aside from glitches with a few CCDs in the detector array, and the Camera cooling system, things are looking good. How good? An outside review panel has surveyed… Read More »Vera Rubin Update: First Look Event
Space Science Reviews comes through again. Now up (vol. 221) is a detailed (!) paper on the two optical imaging instruments (“cameras”) of the Psyche mission: Bell, J.F., Ravine, M.A., Caplinger, M.A. et al. The Psyche Multispectral Imager Investigation: Characterizing… Read More »Note, Paper: Psyche’s Eyes Fly
Time for another survey for IRTF (and Keck Observatory) participants. The NASA IRTF (InfraRed Telescope Facility) is the leading source for asteroid follow-up observations, determining spectra and mineralogies for more small bodies than any other. Staff are interested in: -budgets-observing… Read More »IRTF/Keck User Survey
Commissioning of systems on the Vera Rubin Observatory continues. Tuning of the active optics systems (NOT adaptive optics) continues. This past week, both Alpha Centauri and Earth’s natural satellite became visible. These bright objects served as crude calibrators, allowing tests… Read More »Vera Rubin Update (Mid-May 2025)
Tonight, May 16 is the International Day of Light. Organized by UNESCO, SPIE, and IEEE Photonics, we celebrate light and all its wonders it brings to our lives. https://www.unesco.org/en/days/lighthttps://spie.org/community-support/international-day-of-light/idl-resourceshttps://www.dayoflight.org/https://www.lightday.org/about Let’s see… we use telescopes to study celestial objects of all sorts. Those telescopes… Read More »Day of Light, Tonight
…speaking of SiTian… The latest issue of Research in Astronomy and Astrophysics (vol. 25 #4) is a special Issue: Pathfinder of the SiTian Project – Progress of Mini SiTian Huang, Y. Liu, J. Wu, H. et al. The Mini-SiTian Array: A… Read More »Note, Papers: SI on SiTian