• Friday

    Friday

    — National Aeronautics and Space Administration (NASA),
    Jupiter Orbit
    NASA craft to perform Jupiter flyby during Perijove 75, its 75th close flyby of Jupiter and 74th science flyby with...
  • Monday

    Wednesday

    — National Aeronautics and Space Administration (NASA),
    Jupiter Orbit
    NASA craft to perform Jupiter flyby during Perijove 76, its 76th close flyby of Jupiter and 75th science flyby with...

    Monday

    — Sun-Earth,
    Worldwide
    The Sun rises exactly in east traveling through sky for 12 hours, sets exactly in west; every place on Earth...

    Thursday

    — Astronaut Scholarship Foundation (ASF),
    Online
    Astronaut Scholarship Foundation presents a Live Chat with veteran NASA Astronaut Leland Melvin on Thursday, September 25th at 1:00 PM...
    Free
  • Wednesday

    — American Institute of Aeronautics and Astronautics (AIAA),
    Mountain View CA, USA
    All ages welcome! Come and join your colleagues and friends in the aerospace profession in a relaxed atmosphere. Network over a...

    Wednesday

    — Comet 21P / Giacobini-Zinner,
    Worldwide
    Appearing when Earth passes through the tail of Comet 21P / Giacobini-Zinner, the comet was a perihelion in 2025; speculation...

    Monday

    — Halley’s Comet,
    Worldwide
    One of 2 showers yearly from Halley’s Comet dust, one dust cloud from Halley's path toward the Sun, and one...
  • Sunday

    Tuesday

    Monday

    — Astronaut Scholarship Foundation (ASF),
    Online
    Online auction to raise scholarship funds, of items such as NASA Astronaut mementos. 99% / 4-star rating from Charity Navigator...

    Tuesday

    Sunday

    — Comet Tempel-Tuttle (55P),
    Worldwide
    From Comet Tempel-Tuttle (55P) dust cloud, peak rate 15 per hour. Moon is 9% full.

    Saturday

    Mars Surface
    The northern hemisphere's autumn equinox on Mars marks the beginning of the autumn season in the northern hemisphere and coincides...
    — National Aeronautics and Space Administration (NASA),
    Low Earth Orbit (LEO)
    Appearing at brightest magnitude 0.9, traveling from SW to E, Hubble Space Telescope will appear over Hawaiian Islands from 18:56:02...