Hunting Leonids
Jane Houston Jones gives a first-hand account of hunting meteors aboard a special jet during the Leonid Meteor Storm of 1999. The annual Leonid Meteor Shower peaked on Nov. 17.

The Discovery of the Galilean Satellites
Probably the most significant contribution that Galileo Galilei made to science was the discovery of the four satellites around Jupiter that are now named in his honor.

Watch Spaceships Crash into the Moon Early Friday
Science@NASA offers tips for viewing the LCROSS lunar impact this Friday. Viewers east of the Mississippi should tune in to NASA TV. Folks west of the Mississippi might be able to watch with a telescope.

Hello, Juno
Asteroid Juno will be brighter than usual in late September, making it visible even with binoculars for anyone under dark skies.

Hello Again, Hubble
Hubble is back and better than ever. Let the observing begin!

Chandra Turns Ten
Astronomers are celebrating 10 years of surprising, violent and beautiful images of the high-energy Universe from the Chandra X-Ray Observatory.

The Girl Who Named Pluto
In a 2006 interview, Venetia Burney Phair talks about how she, at age 11, got to name a planet. Mrs. Phair died at the age of 90 last month.

New Gamma-Ray Burst Smashes Cosmic Distance Record
NASA's Swift satellite found a gamma-ray burst from a star that died when the universe was only 630 million years old. The event, dubbed GRB 090423, is the most distant cosmic explosion ever seen.

Venus Disappears during Meteor Shower
A meteor shower. A crescent Moon. A disappearing planet. These three things will be on display April 22nd when the Moon occults Venus during the annual Lyrid meteor shower.

Sharing the Sun with Your Community
On a sunny day I might take one of my telescopes down to a busy sidewalk in my town, park the car, unload and aim a solar safe telescope at the Sun.

Part 1: The Solar System and the Universe - Yours to Explore
Picture yourself joined together with astronomers and other cosmic-minded people sharing in the excitement of space, exploring cosmic treasures, pondering your own place in the Universe, and celebrating astronomy events all over the planet Earth.

Part 2: Celebrate Your Universe! International Year of Astronomy '09
Join in the celebration of 400 years of modern astronomy and a new understanding of our place in the Universe.

Holding Hands With Galileo
All you need is basic binoculars to see Jupiter and its four largest moons as Galileo did 400 years ago.

So Long, Saturn: Hello Moon, Venus, Mercury and Mars
Saturn is at conjunction with the sun in early September. This means that Saturn nearly disappears behind the sun for a few days. By late September, however, Saturn emerges from behind the sun and can be seen in the early morning sky.

Three Planets Charm the Sky This Week
A trio of planets, all visited by NASA/JPL robotic missions, are is visible in the summer sky this week.

Watch Mars Buzz Past a Swarm of Stars May 22-26
NASA's Mars Phoenix lands on the Red Planet's north polar plain on May 25th. As a bonus, Mars is easy to see in the early evening sky right now.

Make Your Own Cassini Presentations
Load up with all kinds of Saturn data to show the public, friends and family.

Viewing Saturn in 2007
January through July 2007 are the best months to view Saturn this year.

Planning a School Star Party
An excellent addition to any science classroom curriculum is a star party.

The Night Sky Network
A partnership of amateur astronomy clubs.

Saturn Observation Campaign
This program gives sky enthusiasts of all abilities the opportunity to share the splendor of Saturn with their local community.

Planets Rise and Shine
The early-bird gets a celestial treat towards the end of August 2006.

Perseid Earthgrazers
Blame it on the Moon: The 2006 Perseid meteor shower is going to be a dud.

SOHO Watches Saturn and Cassini Pass Behind the Sun
Annual Saturn conjunction.

Mars and Saturn Join Together in the Western Sky
Our planetary system may be vast, but at times some of our neighbor planets are easily visible without a telescope.

Celestial Twins Pair with Mars and Saturn
View Mars and Saturn as they pass near Gemini

Swift Mercury - Catch It If You Can!
Mercury, the smallest and fastest of the planets, may not have wings on its heels like its namesake, but it races around the Sun four times each year and can be a challenge for sky watchers to catch.

See the Incredible Shrinking Planet
Mercury makes a rare appearance in the evening sky this week.

Saturn, the Moon and a Swarm of Stars
The planet Saturn will appear to be located near the Beehive star cluster in the night sky for the next several months.

Ringside Seats for Saturn
Saturn approaches opposition with Earth.

Viewing Mars in 2006
Mars is the only planet with a surface that can be easily seen through amateur telescopes.

Saturn and the Moon Dance This Weekend
From now through mid-2006, it's Saturn time again.

Observing Deep Impact's Comet Tempel 1
Viewing Comet Tempel One

Total Lunar Eclipse
On Wednesday night, Oct. 27th, North Americans can see a total eclipse of the moon.

The Curious Tale of Asteroid Hermes
The long lost asteroid Hermes makes frequent appearances in our night sky.

Discovery of Three Irregular Neptunian Moons
A team of astronomers led by Matthew Holman (Harvard-Smithsonian Center for Astrophysics) and JJ Kavelaars (National Research Council of Canada) discovered three previously unknown moons of Neptune.