641–660 of 1,257 results
View of Saturn through a large backyard telescope

Celestial News & Events

How to See Saturn at Its Best

The rings were tilted 15° on February 7, 2012, when Robert English in Kentucky took this fine image using a 20-inch Newtonian reflector. Saturn is entering the early evening sky this spring just as Jupiter begins its exit in the west. Here's a quick guide to spotting the ringed planet…

This Week's Sky At a Glance

Sky at a Glance, May 2 - 10

Friday, May 2 How soon after sunset can you see the first stars and planets coming out? The brightest this spring is Jupiter. Look for it high in the west, almost two fist-widths at arm's length above or upper left of the Moon this evening. Next brightest is Sirius, sinking…

This Week's Sky At a Glance

Sky at a Glance, April 25 - May 3

Some daily sky events for April 26 — May 3, 2014

This Week's Sky At a Glance

Sky at a Glance, April 18-26

Friday, April 18 Jupiter shines right under the big Arch of Spring this year. The Arch spans much of the western sky. Pollux and Castor form its top (as seen from mid-northern latitudes). To their lower left is Procyon, one end of the Arch. Farther to their lower right is…

Lunar eclipse, multiple exposure

Celestial News & Events

April's Total Eclipse of the Moon

North Americans haven't seen a total eclipse of the Moon since 2011. But this long dry spell breaks late on the night of April 14–15 as the Moon makes a leisurely pass through Earth's deepest shadow.

This Week's Sky At a Glance

Sky at a Glance, April 11-19

It's opposition week for Mars! And Jupiter, not to be left out, pairs up with the first-quarter Moon.

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This Week's Sky At a Glance

Sky at a Glance | March 28th, 2014

Mars is nearing opposition, so are Ceres and Vesta, and the gigantic Winter Hexagon is falling over westward as spring takes hold.

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This Week's Sky At a Glance

Sky at a Glance | March 21st, 2014

The Moon is waning away into the morning sky, leaving the evening dark for deep-sky observing. And can you catch the double shadow transit on Jupiter?

BICEP-2 detector at the South Pole

Cosmology

"Proof of Inflationary Universe" to be Announced

Rumors are flying that the long-sought "smoking gun" for inflation has been found in polarization patterns in the cosmic microwave background. If so, it would confirm the inflation theory for how and why the Big Bang happened.

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This Week's Sky At a Glance

Sky at a Glance | March 14th, 2014

The week's big event is the asteroid Erigone occulting Regulus, with a campaign to watch for a satellite of the asteroid too. Meanwhile, the waning gibbous Moon will pass Mars and Spica high at dawn.

Predicted path of the Regulus occultation

Celestial News & Events

Asteroid to Black Out Bright Star Regulus

Bright Regulus will dramatically snap out of view behind a faint asteroid for several seconds very late Wednesday night for well-placed viewers — if the sky clears!!

The star to vanish.

Press Releases

Asteroid to Black Out a Bright Star

Bright Regulus will disappear behind a faint asteroid for several seconds very late next Wednesday night for skywatchers in the New York City region and points north.

Vic

This Week's Sky At a Glance

Sky at a Glance | March 7th, 2014

As the Moon waxes past first quarter it walks above Orion and below Jupiter. And the Big Dipper has more pointers than you may know.

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This Week's Sky At a Glance

Sky at a Glance | February 28th, 2014

The waxing crescent Moon returns to the evening sky, and Sirius points the way to Canopus.

This Week's Sky At a Glance

Sky at a Glance | February 21st, 2014

Capella and Rigel march in step across the meridian after dusk, and the waning Moon passes more planets at dawn.

Celestial News & Events

Supernova in M82 Passes Its Peak

Supernova 2014J, in the galaxy M82 in Ursa Major, peaked at magnitude 10.5 in early February and is now down to 11.2. Spot it with your telescope above the Big Dipper.

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This Week's Sky At a Glance

Sky at a Glance | February 14th, 2014

Jupiter shines high in evening, Mars and Saturn follow up late, and Venus blazes at its brightest as the Morning Star at dawn.

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This Week's Sky At a Glance

Sky at a Glance | January 31st, 2014

The waxing crescent Moon passes Mercury low in evening twilight, and Jupiter blazes high through much of the night.

This Week's Sky At a Glance

Sky at a Glance | January 24th, 2014

Mercury after sunset, and Venus before sunrise, have both climbed up into excellent view. After nightfall, Jupiter continues to dominate the moonless evening sky.

Vic

This Week's Sky At a Glance

Sky at a Glance | January 17th, 2014

The waning Moon is rising later each night, opening an evening window of darkness for observing winter's deep-sky wonders. Then, turn your scope to dazzling Jupiter climbing high.

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