Comet ISON Update Dec. 1 – Watch The Video / Latest Science Observations

Comet ISON seen through SOHO’s eyes  Just a brief update today. Comet ISON has left the eyes of SOHO, but it’s still there in STEREO-A through Dec. 7 and possibly longer if NASA decides to roll the spacecraft for a better view in the coming days. I checked today but no recent, high-res photos have been uploaded yet. I’ll…
Read More

Comet ISON Update Nov. 30 – This Is How The Cookie Crumbles

Yes, the comet’s still there, but it’s been transformed into a blizzard of dust. Our hopes for a bright comet at Christmas appear to have gone up in smoke. Or have they? Space-based cameras show an expanding dust cloud with two tails. According to Hermann Böhnhardt from the Max Planck Institute for Solar System Research,…
Read More

Comet ISON Observing Guide For Post-perihelion Optimists

Granted it’s a long shot, but there’s a chance we could still see Comet ISON in the morning sky very soon. Many of you tried to find the comet before perihelion and got skunked either by bad weather, bright twilight and ISON’s overall weak performance. Today it appears somewhat brighter than Antares in Scorpius, maybe…
Read More

Comet ISON Update Nov. 29 – Still Kicking!

ISON refuses to die. Maybe it’s perspective or better illumination of the comet’s dust through forward scattering (backlighting by sunlight – like seeing someone’s breath on a cold day) or further vaporization of the remaining chunks of ISON’s nucleus. Whatever the cause, the comet has clearly brightened over the past six hours. Around 6 o’clock…
Read More

Comet ISON Battered But Staggers On

Had ISON truly bitten the dust? While  the comet may have taken a quite a beating at perihelion today, a remnant survives yet this evening. It looks dimmer than Antares at lower left – certainly not brighter than 2nd magnitude.The question is whether there’s enough material there to hold together long enough to show up…
Read More