81–100 of 187 results
European Extremely Large Telescope

Professional Telescopes

Groundbreaking for Europe's Giant Telescope

The top of Cerro Armazones in Chile yielded on June 19th to a blast that paves the way for the European Extremely Large Telescope.

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Hidden Treasures in Hubble Images

A new processing technique has revealed once-invisible planetary disks encircling five stars imaged in Hubble’s archive.

Professional Telescopes

Pro-Am Collaboration Yields Stunning Images

Amateur astronomers have teamed up with the pros to produce four stunning multiwavelength images of galaxies M101, M81, M51, and Centaurus A.

Professional Telescopes

Starbugs: Mini Robots Go Observing

Miniature robots crawling along glass plates will help big surveys collect light from hundreds of thousands of galaxies.

Professional Telescopes

Will This New Technology Transform Astronomy?

Astronomy is ready for the next generation of detectors, and superconductors are at the heart of the coming revolution.

Professional Telescopes

Planck Spacecraft Shut Down

After four years of exquisite observations, the latest mission to study the universe's earliest light has been shuttered. But this end is a happy one and comes with a significant cosmological legacy.

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South Pole Science

A behind-the-scenes look at the construction of the IceCube Neutrino Observatory in Antarctica, plus more information about science done at the South Pole. (This blog is an online companion to our January 2014 feature article on IceCube.)

Professional Telescopes

17-Day ALMA Strike Ends in Resolution

The 17-day strike at the world’s largest ground-based observatory ended Saturday, and ALMA's revolutionary observations of the millimeter/submillimeter sky restart today.

Professional Telescopes

Green Bank Telescope's $1,000,000 Boost

Threatened by NSF cuts, the Green Bank Telescope signed a deal with West Virginia University to receive $1 million over the next two years. But the radio antenna will need more than that to survive long-term.

XMM-Newton Slew Survey

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Glimpse the X-ray Sky

Time and tide wait for no man. So the XMM-Newton space telescope is making every second count. As the telescope shifts its gaze from source to source, it's recording the X-ray sky.

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Magnifying Quasars

Twinkle, twinkle, quasi-star: cosmic lenses could tell us what you are.

Testing the IRIS spacecraft

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IRIS Tackles Coronal Mystery

Solar physicists hope NASA’s latest space observatory, the Interface Region Imaging Spectrograph, can finally discover what heats the Sun’s million-degree corona.

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My Hour in the Stratosphere

The stars were not aligned when one of Sky & Telescope's editors signed up to ride NASA's Stratospheric Observatory for Infrared Astronomy.

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Sequestration's Impact on Astronomy

From international travel to interplanetary probes, the U.S. budget cuts are having impacts on both ground- and space-based astronomy.

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A Cosmic Sleight of Hand at Our Galaxy's Supermassive Black Hole

Astronomers have been waiting for our galaxy’s slumbering supermassive black hole to stir for a snack. Instead, the universe handed them a different treat.

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Herschel Breathes Its Last

After nearly four years of successful observing, the largest infrared space telescope ever launched has run out of cryogenic coolant, permanently ending its science operations.

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When Supergiants Explode

Astronomers have announced a new class of gamma-ray bursts, possibly created when some of the biggest stars in the universe go supernova.

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Alma Observatory Inaugurated

The future is now — the world’s most powerful radio telescope array was inaugurated yesterday.

Professional Telescopes

Fire Damages Siding Spring Observatory

Yesterday bushfires swept through Australia's Warrumbungle National Park, home to Siding Spring Observatory. The telescopes there appear to have escaped harm, but some support facilities and staff homes were destroyed.

Professional Telescopes

NuSTAR’s New Views

NASA’s newest high-energy X-ray telescope has released two stunning images of a stellar explosion and ravenous black holes.