201–220 of 303 results
MMT Observatory

Professional Telescopes

Praising Arizona — II

S&T contributing editor Govert Schilling visits observatories in southern Arizona.

Science and Space Policy

Praising Arizona — I

S&T contributing editor Govert Schilling visits observatories in southern Arizona

Professional Telescopes

McDonald Observatory Dodges Wildfire

The Rock House Fire has consumed more than 300 square miles in West Texas and came within about a mile of the telescopes atop Mount Locke before abating. But the nearby town of Fort Davis wasn't so fortunate.

Stellar Science

Royal Birth Heralded by a Supernova?

Why didn't 17th-century observers see the exploding star that created the Cas A supernova remnant? According to a controversial new hypothesis, British royal historians — but not astronomers — saw the event in 1630.

People, Places, and Events

NEAF: Bigger and Better Than Ever

Record crowds swarmed into the Northeast Astronomy Forum last weekend to examine amateur astronomy's latest telescopes, cameras, gizmos and gear.

Solar System

Remembering James Elliot, 1943–2011

The co-discoverer of Uranus's rings and Pluto's atmosphere has passed away at age 67.

People, Places, and Events

Boston's Planetarium Gets a Makeover

Looking spiffy after a year-long, $9 million renovation, New England's largest sky theater can now transport audiences to the edge of the universe in style.

People, Places, and Events

R. Jay GaBany Wins Chambliss Award

California astrophotographer R. Jay GaBany wins the 2011 award for cutting-edge amateur research.

Cosmology

Shining New Light on "Hanny's Voorwerp"

A mysterious, galaxy-size cloud of glowing gas, discovered by a Dutch schoolteacher in 2007, is teaching cosmologists a thing or two about how quasars work.

Stellar Science

10-Year-Old Girl Spots Supernova

With a click of a computer mouse, Kathryn Gray helped discover an exploding star 240 million light-years away.

People, Places, and Events

Daydreaming About January 4th's Solar Eclipse

Lucky skywatchers in Europe, northern Africa, and western Asia will get to see a deep partial eclipse of the Sun on Tuesday.

People, Places, and Events

Brian G. Marsden (1937-2010)

The astronomer known worldwide for his orbital computations, his tenure as the IAU's "cosmic cop" for new discoveries, and his role in the "demotion" of Pluto has passed away at age 73.

Allan Sandage at Mount Wilson

People, Places, and Events

Tribute to a Pioneering Cosmologist

The astronomical world is mourning the passing of Allan Sandage, whose decades of observations refined our understanding of the breadth and depth of the visible universe.

People, Places, and Events

Happy Birthday, John Dobson!

Amateur astronomy's iconic guru of telescope-making turns 95 on September 14th.

People, Places, and Events

Jack Horkheimer Passes Away at 72

The airwaves will no longer carry that signature phrase "Keep looking up!", as an iconic figure of amateur astronomy died today at age 72.

Astronomy and Society

"And the Winner Is..."

Most of us are just casual skygazers. But each year several amateur astronomers are honored for their true passion and dedication at awards ceremonies across the U.S.

Astronomy and Society

Stellafane at its Best

There's star parties and star parties — and then there's Stellafane. Inaugurated in 1926, the Stellafane Convention is probably the longest-running star party in North America, if not the world.

Solar System

A KBO in the Crosshairs

When an enigmatic object in the distant Kuiper Belt occulted a star last October, an international team of observers — including several amateur astronomers — were ready and waiting.

Stargazing with Tony Flanders

RTMC 2010, Part I

For the first time in its history, the Riverside Telescope Maker's Conference was held at new Moon instead of on Memorial Day weekend. That allowed some wonderful views of galaxies under surprisingly dark skies.

People, Places, and Events

Name an Asteroid!

Astronomers have a list of about 225,000 minor planets eligible to be named — and a few lucky students will get a chance to pick one.

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