Southern Delta-Aquariids Meteor Shower Peak

Low Earth Orbit (LEO)
Organizer:

Most-visible in Southern Hemisphere, appear to radiate from Aquarius constellation; up to 25 meteors per hour with speed of ~41 km/sec.

Perseid Meteor Shower Peak

Low Earth Orbit (LEO)
Organizer:

Appearing to radiate from constellation Perseus, shower can produce up to 100 meteors per hour, which are fast, bright and frequently leave persistent trains.

“Save NASA” at NASA Headquarters in Washington DC, 300 E St SW, Mary W Jackson Building

Washington DC, USA
Organizer: National Space Society (NSS)

Expected speakers include: Rep. Suhas Subramanyam, VA-10 – House Cmte on Space, Science, and Technology Monica Gorman, Area Vice President, Goddard Engineers, Scientists and Technicians Association (GESTA) – Union representing Goddard technical civil servants Colette Delwalla, Executive Director, Stand Up For Science Dr. Mollie Manier, National Institutes of Health, signer […]

Juno Perijove 76 / 75th Science Flyby

Jupiter Orbit
Organizer: National Aeronautics and Space Administration (NASA)

NASA craft to perform Jupiter flyby during Perijove 76, its 76th close flyby of Jupiter and 75th science flyby with instruments turned on – to be last flyby of planet before controlled impact into Jupiter clouds.

September Equinox

Worldwide
Organizer: Sun-Earth

The Sun rises exactly in east traveling through sky for 12 hours, sets exactly in west; every place on Earth experiences a ~12-hour day, 18:19 UTC (08:19 HST).