5421–5440 of 5,589 results

Astronomy & Observing News

Lumicon's Final Exposure

A household name in the astronomical community, Lumicon officially closed its doors at the end of September.

Astronomy & Observing News

Space Artists Honored

World-renowned space artists Don Davis and Jon Lomberg have been awarded the prestigious Klumpke-Robert Award by the Astronomical Society of the Pacific.

Astronomy & Observing News

LIGO Comes Alive

The Laser Interferometer Gravitational-wave Observatory is online and listening for black-hole collisions.

Astronomy & Observing News

The Crab's Shimmering Shock Waves

Never-before-seen details in the inner Crab Nebula reveal that the fast-spinning pulsar at its heart is powering a dynamic sequence of events.

Astronomy & Observing News

Polarized Microwaves Bolster New Cosmology

These scientists are posing beside DASI, a compact 'telescope' that gathers microwave radiation from the universe's infancy. DASI's latest discovery, announced today, adds credence to the new paradigm of an accelerating universe.Courtesy Stephanie Rowatt. By measuring the polarization of the cosmic microwave background radiation — an unprecedented technical achievement —…

Astronomy & Observing News

Midsize Black Holes in Midsize Star Clusters

Black holes with several thousand times the Sun's mass have unexpectedly turned up in the cores of globular clusters.

Astronomy & Observing News

Earth's Newest "Moon"?

An unidentified object orbiting Earth has piqued the interests of amateur astronomers.

Celestial News & Events

The Sun Remains Active

A large sunspot group has returned to the Earth-facing side of the Sun.

Astronomy & Observing News

Astro News Briefs: September 9–15

NASA names the Next Generation Space Telescope.

Astronomy & Observing News

Auroral Delights

A rare display of the aurora borealis, or northern lights, delighted observers at middle latitudes last Saturday evening. Click on the image to see a composite of four frames showing the aurora's rapidly changing form over the skies of Danbury, New Hampshire.Sky & Telescope photo by Rick Fienberg. On September…

Astronomy & Observing News

Astronomical League Surges With Growth

From humble beginnings 55 years ago, the Astronomical League has a shiny new office and some big plans.

Astronomy & Observing News

Assessing and Reporting Impact Risks

Astronomers are heavily debating the best way to accurately inform the public about the risks of deadly impact on Earth.

Astronomy & Observing News

Cooperation on Texas Dark Skies?

Thanks to some diplomatic efforts by amateur astronomers, the skies above George Observatory, outside Houston, Texas, may be saved from additional light pollution.Courtesy Charles Gray. In the ongoing struggle between expanding development and the protection of vanishing dark skies, it looks like there's a success story in the making outside…

Astronomy & Observing News

[email protected] Spells Out New Plans

Your computer may soon be able to join a widened search for ETs. Above: The Parkes radio telescope in Australia.

Astronomy & Observing News

Astro News Briefs: August 26 – September 1

Earth's oldest impact found and the fate of the Contour spacecraft.

Astronomy & Observing News

Pluto Events Perplex Astronomers

The ninth planet passed in front of two stars in mid-2002, providing new — and conflicting — details about the state of its atmosphere.

Astronomy & Observing News

Decoding Titan's Climate

Astronomers may be one step closer to understanding why Titan has a detached smoggy layer in its upper atmopshere. Click on image for a processed view showing the detached layer of atmospheric haze weakly visible above Titan's day side.Courtesy NASA/JPL. With blistering heatwaves in the U.S. and devastating floods in…

Astronomy & Observing News

First View of Mars in X-rays

The Chandra X-ray Observatory captured the first-everview of Mars in X-rays.

Celestial News & Events

Giant Sunspot Group Still Visible

A large sunspot complex will remain visible for several more days before disappearing around the Sun's limb.

Astronomy & Observing News

Contour's Fate Looks "Bleak"

No one has heard from the comet-bound Contour spacecraft since it left Earth orbit, and a new telescopic image suggests that it may now be in pieces.

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