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From n3kl.org

SpaceWeather | More weather... Coordinates: 51.25.25 N and 1.44.24 W
Marlborough College
Oxford Astrophysics
Green Templeton College

2010 Sun-Earth Day Lecture: Saturday 20th at 6pm in Ellis Theatre.

'Impact Earth - The threat of asteroid collision'


What's Up - Week of 15th March

  • Astronomical twilight ends at 20.04UT at the start of the week and 20.14UT at the end

  • Day length is now changing at its fastest as we approach the Vernal Equinox on Saturday 20th. The Sun will rise due East and set due West and day and night will be equal in length

  • The Moon is New on Monday and will be visible as a crescent by mid week

  • The Sun has a growing active area 1054, which harbours potential for flares

  • The ISS makes more passes this week: On Monday at 19.09.59 W to ESE reaching 67 degrees and 20.45.36 W to WSW to 14 degrees. Tuesday 19.34.47 W to SSE to 36 degrees. Wednesday 19.59.51 W to SSW to 18 degrees. Thursday at 18.48.56 W to SE to 35 degrees. Friday 19.13.59 W to S to 17 degrees. Saturday at 18.27.57 WSW to S to 17 degrees

  • There is one super bright evening Iridium flares on Tuesday at 18.56.41 61 degrees altitude in SSE

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Featured Blackett Image



Vast pillars of dust and gas in M16, the Eagle Nebula in Serpens. Gravitational collapse of tiny 'drops' of these pillars will give birth to new stars. (NASA, Hubble)