Månens faser under September
- 2021-09-07: Nymåne
- 2021-09-11: Månen närmast jorden (368500 km)
- 2021-09-13: Växande halvmåne
- 2021-09-21: Fullmåne
- 2021-09-26: Månen längst från jorden (404600 km)
- 2021-09-29: Avtagande halvmåne
- 2021-10-06: Nymåne
- 2021-10-08: Månen närmast jorden (363400 km)
Kvällshimlen under September
- 2021-09-03: Månen 3° söder om Pollux
- 2021-09-05: Venus 1.7° norr om Spica
- 2021-09-05: Månen 5° norr om Regulus
- 2021-09-08: Månen 7° norr om Merkurius
- 2021-09-09: Månen 6° norr om Spica
- 2021-09-10: Månen 4° norr om Venus
- 2021-09-11: (2) Pallas i opposition
- 2021-09-13: Månen 4° norr om Antares
- 2021-09-14: Merkurius i max östlig elongation
- 2021-09-14: Neptunus i opposition
- 2021-09-17: Månen 4° söder om Saturnus
- 2021-09-18: Månen 4° söder om Jupiter
- 2021-09-22: Höstdagjämning
- 2021-09-24: Merkurius 2° söder om Spica
- 2021-09-26: Månen 5° söder om Pleiaderna (Alcyone)
- 2021-09-27: Månen 6° norr om Aldebaran
- 2021-09-30: Månen 3° söder om Pollux
- 2021-09-30: Merkurius 1.7° söder om Spica
- 2021-10-03: Månen 5° norr om Regulus
- 2021-10-08: Mars i konjunktion med solen
Rymdfartshistoria under September
- 1962-09-01: Venera 2MV-1 No.2, Cospar-ID 1962-043A
- 1977-09-05: Voyager 1, Cospar-ID 1977-084A
- 1961-09-09: SAMOS 3, Cospar-ID SAMOS3
- 1959-09-12: Luna 2, Cospar-ID 1959-014A
- 1962-09-12: Venera 2MV-2 No.1, Cospar-ID 1962-045A
- 1966-09-12: Gemini 11, Cospar-ID 1966-081A
- 1961-09-13: Mercury Atlas 4, Cospar-ID 1961-025A
- 2013-09-14: Hisaki, Cospar-ID 2013-049A
- 1959-09-18: Vanguard 3, Cospar-ID 1959-007A
- 1964-09-18: AS-102, Cospar-ID 1964-057A
- 1966-09-20: Surveyor 2, Cospar-ID 1966-084A
- 2006-09-22: Hinode, Cospar-ID 2006-041A
- 1960-09-25: Pioneer P-30, Cospar-ID PIONY
- 1958-09-26: Vanguard SLV 3, Cospar-ID VAGSL3
- 2003-09-27: SMART-1, Cospar-ID 2003-043C
- 2007-09-27: Dawn, Cospar-ID 2007-043A
Newsfeed
- 2021-07-29: Scientists Observe Gas Re-accretion in Dying Galaxies for the First Time
- 2021-07-22: New Study Reveals Previously Unseen Star Formation in Milky Way
- 2021-07-19: EHT Pinpoints Dark Heart of the Nearest Radio Galaxy
- 2021-07-06: Small Amount of Lithium Production in Classical Nova
- 2021-06-29: A New Type of Supernova Illuminates an Old One
- 2021-06-17: Study of Young Chaotic Star System Reveals Planet Formation Secrets
- 2021-06-16: Mystery Solved: Dust Cloud Led to Betelgeuses Great Dimming
- 2021-05-14: Charting the Expansion History of the Universe with Supernovae
- 2021-05-10: Star Formation Triggered by Cloud-Cloud Collisions
- 2021-05-06: A New Window to See Hidden Side of Magnetized Universe
- 2021-05-04: New Look at a Bright Stellar Nursery
- 2021-04-27: Alma shows massive young stars forming in ’Chaotic Mess’
- 2021-04-26: Astronomers Detect New Chemical Signature in an Exoplanet’s Atmosphere using Subaru Telescope
- 2021-04-22: ALMA Discovers Rotating Infant Galaxy with Help of Natural Cosmic Telescope
- 2021-04-21: Record-breaking stellar flare from nearby star recordet in multipe wavelengths
2019-01-21 Blodmåne (Foto: Magnus Norden)
2014-11-25 Skymning över Brunnsviken (Foto: Magnus Norden)
2011-12-10 Månförmörkelse (Foto: Magnus Norden)
