Månens faser under Februari
- 2023-02-04: Månen längst från jorden (406500 km)
- 2023-02-05: Fullmåne
- 2023-02-13: Avtagande halvmåne
- 2023-02-19: Månen närmast jorden (358300 km)
- 2023-02-20: Nymåne
- 2023-02-27: Växande halvmåne
- 2023-03-07: Fullmåne
Kvällshimlen under Februari
- 2023-01-31: Månen 0.1° söder om Mars
- 2023-01-31: Månen 8° norr om Aldebaran
- 2023-02-03: Månen 2° söder om Pollux
- 2023-02-05: Mars 8° norr om Aldebaran
- 2023-02-06: Månen 4° norr om Regulus
- 2023-02-11: Månen 4° norr om Spica
- 2023-02-14: Månen 2° norr om Antares
- 2023-02-15: Venus 43° söder om Neptunus
- 2023-02-16: Saturnus i konjunktion med solen
- 2023-02-18: Månen 4° söder om Merkurius
- 2023-02-22: Månen 2° söder om Venus
- 2023-02-22: Månen 1.5° söder om Jupiter.
- 2023-02-26: Månen 2° söder om Pleiaderna (Alcyone)
- 2023-02-27: Månen 9° norr om Aldebaran
- 2023-02-28: Månen 1° norr om Mars.
Rymdfartshistoria under Februari
- 1958-02-01: Explorer 1, Cospar-ID 1958-001A
- 1960-02-04: Discoverer 9, Cospar-ID DISC9
- 1961-02-04: Tyazhely Sputnik, Cospar-ID 1961-002A
- 1958-02-05: Vanguard TV3 Backup, Cospar-ID VAGT3B
- 1999-02-07: Stardust, Cospar-ID 1999-003A
- 2010-02-11: Solar Dynamics Observatory, Cospar-ID 2010-005A
- 2015-02-11: Deep Space Climate Observatory, Cospar-ID 2015-007A
- 1961-02-12: Venera 1, Cospar-ID 1961-003A
- 1961-02-16: Explorer 9, Cospar-ID 1961-004A
- 1965-02-16: Pegasus 1, Cospar-ID 1965-009A
- 1959-02-17: Vanguard 2, Cospar-ID 1959-001A
- 1965-02-17: Ranger 8, Cospar-ID 1965-010A
- 1996-02-17: NEAR Shoemaker, Cospar-ID 1996-008A
- 1960-02-19: Discoverer 10, Cospar-ID DISC10
- 1962-02-20: Mercury Atlas 6, Cospar-ID 1962-003A
- 2001-02-20: Odin, Cospar-ID 2001-007A
- 1961-02-21: Mercury Atlas 2, Cospar-ID MERCA2
- 2006-02-21: Akari, Cospar-ID 2006-005A
- 1961-02-22: Transit 3B, Cospar-ID 1961-007A
- 1986-02-22: Viking, Cospar-ID 1986-019B
- 1961-02-24: Explorer S45, Cospar-ID EXS-451
- 1969-02-25: Mariner 6, Cospar-ID 1969-014A
- 1966-02-26: AS-201, Cospar-ID APST201
- 2014-02-27: Global Precipitation Measurement Core Observatory, Cospar-ID 2014-009C
- 1959-02-28: Discoverer 1, Cospar-ID 1959-002A
Händelser i Februari
- 2023-02-08: Extremväder i ett föränderligt klimat
- 2023-02-09: Att testa kvantmekanikens gränser
- 2023-02-18: Trekdag i Skarpnäck
Newsfeed
- 2023-01-26: A Tale of a Tail: A Tidally-Disrupting Ultra-Diffuse Galaxy in the M81 Group
- 2023-01-23: Direct Imaging Uncovers a Giant Planet-Like Brown Dwarf in the Hyades Cluster
- 2023-01-19: Discovery of the Largest-class Monster Supercluster of Galaxies in the Universe 5.5 Billion Light-Years Away
- 2023-01-09: Hydrogen Masers Reveal New Secrets of a Massive Star to ALMA Scientists
- 2023-01-09: ALMA Scientists Find Pair of Black Holes Dining Together in Nearby Galaxy Merger
- 2022-12-21: Black Hole Activity May Protect Growth of Other Galaxies
- 2022-11-22: International Team Observes Innermost Structure of Quasar Jet
- 2022-11-14: Gold-rich Stars Came from Ancient Galaxies
- 2022-10-27: Rare Earth Element Synthesis Confirmed in Neutron Star Mergers
- 2022-10-25: VLA Finds Cosmic Rays Driving Galaxy’s Winds
- 2022-10-07: The Mouse That Roared: The Strange Tale of a Brown Dwarf
- 2022-09-14: New Evidence of Baby Planet in the Making
- 2022-09-08: Discovery of Two Temperate Super-Earths, the Outer One Orbits in the Habitable Zone
- 2022-08-30: ALMA Witnesses Deadly Star-Slinging Tug-of-War Between Merging Galaxies
- 2022-08-25: Astronomers Detect Carbon Dioxide on Planet for the First Time with JWST
- 2022-08-09: ALMA Makes First-Ever Detection of Gas in a Circumplanetary Disk
- 2022-08-03: Explosive Neutron Star Merger Captured for the First Time in Millimeter Light
- 2022-08-01: Scientists Reveal Distribution of Dark Matter around Galaxies 12 billion Years Ago
- 2022-07-31: Can a Super-Earth around a Low-Mass Star Harbor Life?
- 2022-07-21: Measuring the Universe with Star-Shattering Explosions
- 2022-07-12: Brief Encounter with Mysterious Heavenly Event
2019-01-21 Blodmåne (Foto: Magnus Norden)
2014-11-25 Skymning över Brunnsviken (Foto: Magnus Norden)
2011-12-10 Månförmörkelse (Foto: Magnus Norden)