5321–5340 of 6,046 results

Astronomy & Observing News

Asteroid 2004 MN4: A Really Near Miss!

Radar results are in: this once-scary asteroid will become a naked-eye object when it skims by Earth in 2029.

Astronomy & Observing News

Fly Me to the Moons

NASA's Cassini orbiter continues to take stunning images of Saturn's moons.

Astronomy & Observing News

A Flurry of Exoplanet Discoveries

This artist's concept depicts a disk of gas and dust around a young brown dwarf. Low-mass disks like this should be capable of forming planetary systems with perhaps one gas giant and several Earth-size bodies.Courtesy NASA / JPL / Caltech. Discoveries of extrasolar planets are coming so fast and furious…

Astronomy & Observing News

Hubble Takes a Hit

The rumors that circulated in late January were true: The Bush Administration's proposed budget for fiscal year 2006 includes no money to service the Hubble Space Telescope.

Astronomy & Observing News

Astro Image in the News:
The Real Rhea

Courtesy NASA / JPL / Space Science Institute. Cassini's narrow-angle camera acquired this image of Saturn's moon Rhea on January 16th. With a diameter of 1,528 kilometers (949 miles), Rhea edges out Iapetus for being Saturn's second largest satellite, though it is less than half the size of Earth's Moon.…

Astronomy & Observing News

SOHO Comet Catcher

The Solar and Heliospheric Observatory satellite is on the verge of spotting comet number 1,000.

Celestial News & Events

Perseids Peak as Predicted

Preliminary analysis of the 2004 Perseid meteor shower confirms the forecast of an unusually brief and intense peak of meteor activity over Europe and Asia.

Celestial News & Events

2004: An Excellent Year for the Perseids

The Perseid meteor shower, due to peak on the morning of August 12th, should put on a nice show — and may display a surprising new component.

Celestial News & Events

The 2003 Perseids in Moonlight

This year the light from the full Moon will wash out the faint meteors belonging to this favorite shower.

Celestial News & Events

A Great Year for the Perseids

The most dependable of all meteor showers reaches the peak of its display in a moonless sky.

AAVSO

AAVSO Names New Director

The American Association of Variable Star Observers announced that Arne A. Henden will be the new director.

Celestial News & Events

A Late-Night Jupiter Occultation

The waning Moon covers bright Jupiter before dawn on December 7th for observers in the eastern two-thirds of the US and Canada.

Celestial News & Events

Celestial Highlights for 2004

Eclipses, occultations, comets, and a transit of Venus — it’s going to be an exciting year for observers.

Astronomy & Observing News

Newfound Star Sparks Brown-Dwarf Debate

Can one binary star cast doubt on myriad brown dwarfs?

Celestial News & Events

Catch Comet Machholz at Its Best

For observers in the northern hemisphere, all the circumstances are at their best in the first half of January for viewing this fine little comet.

Astronomy & Observing News

Wild, Weird Titan Reveals More Secrets

The most Earthlike world in the solar system is also the strangest ever encountered.

Astronomy & Observing News

Senator Vows to Fight for Hubble

Amid new rumors that NASA plans to abandon the Hubble Space Telescope), Senator Barbara Mikulski (D-Maryland) has vowed to continue fighting to keep the observatory operating.

Astronomy & Observing News

Opportunity Finds an Iron Meteorite

Tests have confirmed that the basketball-size Heat Shield Rock, imaged here by Opportunity's panoramic camera, is a meteorite composed primarily of iron and nickel. Note the small 'blueberries' that surround the meteorite.Courtesy NASA / JPL / Cornell University. On December 21, 2004, the Mars Exploration Rover Opportunity arrived at its…

Astronomy & Observing News

David Lunt (1942-2005)

The founder and principal designer of Coronado Technology Group brought hydrogen-alpha solar observing to the masses.

Astronomy & Observing News

Standing on the Surface of Titan

The trimphant success of the Huygens probe will keep astronomers busy studying Saturn's largest moon for years to come.