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This Week's Sky At a Glance

Sky at a Glance | December 6th, 2013

The Sun sets its earliest of the year, Moon waxes through first quarter, and Jupiter passes the waist star of the Pollux stick figure.

Meteor

Celestial News & Events

Geminid Meteors to Pierce the Moonlight

Bits of rock from a fried asteroid flash across the night sky in the mid-December sky — but bright moonlight will diminish the performance.

Celestial News & Events

Naked-Eye Nova in Centaurus

A new star near Alpha and Beta Centauri peaked at about magnitude 3.6 on December 5th, faded, re-peaked ten days later, and has been bumping around oddly since.

Celestial News & Events

So It Ends for Comet ISON

After more than a year of anticipation, there is no dazzle, only a dud.

19 hours post-perihelion.

Celestial News & Events

Latest Updates on Comet ISON

Only a dim, fading, dispersing cloud of dust remains of the once grand Comet ISON. Nothing will be visible in the December dawns. Skilled electronic imagers and the Hubble Space Telescope may or may not detect the last trace when it enters a dark sky in mid-December.

Comet ISON movie

Solar System

Comet ISON Becomes a Nail-Biter

Is the comet dying, just three days before its closest pass by the Sun? There are signs that its nucleus has stopped producing anything.

This Week's Sky At a Glance

Sky at a Glance | November 22nd, 2013

Comet ISON reaches perihelion this week, making its hairpin barbecue pass around the Sun on Thursday the 28th. As the week begins, can you still detect it low in the brightening dawn? It'll likely be too faint, but Mercury and Saturn point the way.

Blocking the Sun

Celestial News & Events

Can You Spot Comet ISON at Perihelion?

It won't be easy by a long shot, but it just might be possible to spot the comet in broad daylight as it passes nearest the Sun.

This Week's Sky At a Glance

Sky at a Glance | November 15th, 2013

The bright Moon passes Jupiter and winter stars in the eastern evening sky. But there's greater excitement in the east just before dawn: Comet ISON is suddenly brightening up, and Comet Lovejoy glows high.

Celestial News & Events

Older Updates on Comet ISON:
February to mid-November 2013


For the more recent updates, see SkyandTelescope.com/ISON.

Vic

This Week's Sky At a Glance

Sky at a Glance | November 8th, 2013

The Moon hangs with double stars, then waxes across the evening sky. When Orion is up, Jupiter is too. Before dawn, a nice binocular comet is outperforming Comet ISON.

Vic

This Week's Sky At a Glance

Sky at a Glance | November 1st, 2013

The Moon eclipses the Sun for some parts of the world, then waxes past Venus in the dusk and hangs with a pair of binocular double stars.

Vic

This Week's Sky At a Glance

Sky at a Glance | October 25th, 2013

Arcturus becomes the Ghost of Summer Suns, Jupiter shines late, and the waning Moon leaves the evening sky dark for deep-sky hunts.

November 3rd's partial solar eclipse at sunrise

Celestial News & Events

Partial Solar Eclipse Sunday Morning, Nov. 3rd

Much of the world can see at least a partial eclipse of the Sun on November 3rd. Near North America's Eastern Seaboard, you can catch the partial eclipse in progress at sunrise.

Celestial News & Events

Amateur Astronomers Report Comet Outburst

Next door to Comet ISON in the eastern pre-dawn sky, Comet C/2012 X1 (LINEAR) exploded without warning from magnitude 14 to 8.

Mark your calendar for Wednesday, October 16th

This Week's Sky At a Glance

Sky at a Glance | October 18th, 2013

The full Moon has a penumbral eclipse and Jupiter has a double transit shadow tonight (Friday October 18th).

Celestial News & Events

October 18th's Penumbral Lunar Eclipse

Careful skywatchers in the eastern half of North America can watch the full Moon just graze Earth's outer shadow.

Mark your calendar for Wednesday, October 16th

This Week's Sky At a Glance

Sky at a Glance | October 11th, 2013

Venus passes Antares, Mars passes Regulus, and the full Moon has a weak penumbral eclipse.

Vic

This Week's Sky At a Glance

Sky at a Glance | October 4th, 2013

Venus approaches Antares, Mars approaches Regulus, and there's a rare triple shadow-transit on Jupiter.

Vic

This Week's Sky At a Glance

Sky at a Glance | September 27th, 2013

The waning Moon leaves us a dark evening sky. And Jupiter rises for night owls.

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