5341–5360 of 5,593 results

Astronomy & Observing News

Lunar Flash Doesn't Pan Out

A fresh-looking crater on the Moon seemed to confirm that a bright "impact" on the Moon was seen firsthand in 1953 — but new evidence proves otherwise.

Astronomy & Observing News

Goodbye, Galileo

The intrepid Galileo orbiter has been shut down permanently awaiting its burial into Jupiter's atmopshere.

Astronomy & Observing News

Britain's Sir Patrick Moore at 80

British astronomer Sir Patrick Moore celebrates his 80th birthday with the launch of his long-awaited autobiography. Michèle Brown, director of publishing for Contender Books, holds a copy of 80 Not Out.Courtesy Adrian R. Ashford. During a party held at the prestigious Athenaeum Club in London's Pall Mall on the evening…

Astronomy & Observing News

Astro News Briefs: March 3–9

An earthquake rattles Bib Bear's solar scopes.

Celestial News & Events

Large Sunspot Visible

After being nearly featureless for several weeks, the solar face now sports a large sunspot.

Astronomy & Observing News

Catching Ancient Stardust

Tiny grains blown off from stars that existed before the solar system formed are sifting down all around us.

Astronomy & Observing News

Astro News Briefs: February 24–March 2

ALMA radio telescope gets green light, and a Mars rover "lands" in Florida.

Astronomy & Observing News Polar-Ice Puzzle", "bookmark_label" : "Clicked on Solving Mars's
Polar-Ice Puzzle"}'>

Solving Mars's
Polar-Ice Puzzle

Although scientists have long suspected that the south polar cap of Mars was a giant reservoir of water ice, they've only recently had the evidence to prove it.

Astronomy & Observing News

Martian Gullies Revisited

The 2001 Mars Odyssey spacecraft captured this image showing Martian gullies and a 'pasted-on' feature that has been interpreted to be snow on the shadowed sides of the crater.Courtesy NASA/JPL/ASU. Mars Odyssey, the latest orbiter to map the red planet, is continuing to earn its stripes. In a recent paper…

Astronomy & Observing News

Astro News Briefs: February 10–16

An "interior" asteroid a new solar space telescope.

Pro-Am Collaboration

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Astronomy & Observing News

Mapping the Big Bang

Results from NASA's MAP satellite strengthen the new cosmology.

Astronomy & Observing News

Winter Star Party '03: Sunshine, Starlight, and Sweat

Hundreds of astronomy enthusiasts gathered in the Florida Keys last week to socialize, shop, and observe.

Astronomy & Observing News

Titan's "Great Lakes"

Recent radar probings reveal that much of Titan's southern hemisphere is covered by large bodies of liquid ethane and methane.

Astronomy & Observing News

Beneath the Spiral

As seen through X-ray eyes, the spiral galaxy M83 is filled with diffuse hot glowing gas and pointlike binary star systems.Courtesy NASA/CXC/R.Soria and K.Wu. Buried deep within the spiral galaxy M83 is a dense and tumultuous star-making factory in a bagel-shaped volume around the galaxy's nucleus. The Chandra X-Ray Observatory…

Pro-Am Collaboration

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Thank you for submitting your observing report to Sky & Telescope's AstroAlert service. If we have any questions about your data, we'll contact you by e-mail. Please note that at present we are interested only in reports following up a nearby-supernova alert. Observations in response to other types of alerts…

Astronomy & Observing News

Astro News Briefs: February 3–9

California Amateur to Hunt for Exoplanets February 3, 2003 | A 52-year-old investment banker and venture capitalist from Newport Beach, California, will soon spend a night at Keck Observatory's control room in Hawaii as professional astronomers hunt for extrasolar planets. Walter W. Cruttenden won the seat by submitting the winning…

Astronomy & Observing News

Space Shuttle Columbia Lost

Sky & Telescope sends our condolences to the families of the seven astronauts lost in the tragic break-up of the Space Shuttle Columbia.

Astronomy & Observing News

Do Globular Clusters Spit Out X-Ray Stars?

A new study suggests that a globular cluster spawned the night sky's brightest X-ray star.

Astronomy & Observing News

Astro News Briefs: January 27–February 2

Solar Sentinel Heads to Orbit January 28, 2003 | An aircraft-launched Pegasus rocket lofted NASA’s Solar Radiation and Climate Experiment (SORCE) into orbit on January 25th. This 290-kilogram satellite carries four instruments to study minuscule variations in the Sun’s energy output and will be operated by the Laboratory for Atmospheric…

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