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Wake-up Show for Astronomy Lovers
Venus, Mercury, Mars, and Pluto will be performing a beautiful dance in the sky, changing relative positions and forming geometric patterns during the month of May, 2011.

May 10, 2011, 00:49 PST

Water and More on the Moon!
Nearly a year after announcing the discovery of water molecules on the moon, scientists have revealed new data uncovered by NASA's Lunar CRater Observation and Sensing Satellite, or LCROSS, and Lunar Reconnaissance Orbiter, or LRO—and it's more than just water.

Oct 21, 2010, 16:24 PST

Sunset Planet Alert
The solar system's innermost planets are about to put on a beautiful show for sunset sky watchers. Mercury is emerging from the glare of the sun and making a beeline for Venus. By week's end, the two planets will be just 3o apart, an eye-catching pair in the deep-blue twilight of sunset.
Apr 1, 2010, 08:47 PST

NASA Hunts for Remains of an Ancient Planet near Earth
NASA's twin STEREO probes are entering a mysterious region of space to look for remains of an ancient planet which once orbited the Sun not far from Earth. If they find anything, it could solve a major puzzle--the origin of the Moon.
Apr 9, 2009, 15:19 PST

Mountain on Mars May Hide Water
Using a computer modeling system to figure out how Olympus Mons came to be, McGovern and Morgan reached the surprising conclusion that pockets of ancient water may still be trapped under the mountain. Their research is published in February's issue of the journal Geology.
Mar 19, 2009, 23:45 PST

New Kind of Pulsar
About three times a second, a 10,000-year-old stellar corpse sweeps a beam of gamma-rays toward Earth. Just discovered by NASA's Fermi Gamma-ray Space Telescope, the object, called a pulsar, is the first one known that "blinks" in pure gamma rays.
Oct 17, 2008, 19:48 PST

Looking for Water on the Moon
NASA is going to crash a piece of their current LCROSS probe into a shadowy part of the moon to see if they can blast away material that will expose signs of water.

Aug 11, 2008, 11:42 PST

Moon Illusion on the Summer Solstice
Sometimes you just can't believe your eyes. This week is one of those times. On Wednesday night, June 18th, step outside at sunset and look around. You'll see a giant form rising in the east. At first glance it looks like the full Moon. It has craters and seas and the face of a man, but this "moon" is strangely inflated. It's huge! You've just experienced the Moon Illusion.

Jun 16, 2008, 19:08 PST

Cartwheel Coronal Mass Ejection
A Coronal Mass Ejection or CME is a billion ton expulsion of gas from the surface of the sun. Take a look at what was different about the recent CME caught on film by NASA.
May 27, 2008, 18:13 PST

Phoenix Lands On The Moon
NASA's Phoenix spacecraft landed on Mars Sunday, May 25th, to begin three months of examining an arctic site chosen for its likelihood of having frozen water within reach of the lander's robotic arm.
May 26, 2008, 09:35 PST

The Vanishing Rings of Saturn
The rings of Saturn have narrowed visibly in the last year. Are they disappearing? Four hundred years ago, the same phenomenon puzzled Galileo.
Mar 18, 2008, 20:47 PST

Asteroid Threatens to Hit Mars
Asteroid 2007 WD5 is expected to cross the orbital path of Mars early next year, and has a 1 in 75 chance of colliding with the planet according to NASA.
Dec 27, 2007, 09:14 PST

Two Moons Hoax - Mars
On August 27, 2007 some people have said that Mars will be so close it will appear as large as the moon. This is not true. However, there will be a surprise in the sky for astronomy buffs.
Aug 23, 2007, 19:46 PST

Flyby of Jupiter and Its Moon
Never before have we received such amazing photos of Jupiter and its moons. Learn more about what the astonomers saw when the New Horizons spacecraft did a flyby of this large planet.
May 1, 2007, 21:23 PST

Studying the Cosmos
If you are forever staring into space wondering about the beginnings of the universe then the Cosmic Journey will be a fascinating exploration.

Jan 31, 2007, 06:57 PST

Exploring the Planets
There has been some amazing revelations about our solar system in recent years. Learn about the planets in our solar system, and find out why Pluto has been redesignated to a dwarf planet.

Oct 16, 2006, 07:22 PST

Landsat, It's Images, and Spuzzled
High above us, the Landsat satellites gather information about Earth. They send the data to ground stations around the world. The Landsat Project began in the early 1970s.

Sep 14, 2006, 10:10 PST

Comets, Stardust, and a Comet Quiz
Comets are believed to be a very old part of our solar system. They are made of the leftover materials that didn't become part of the Sun, the planets, or the moons. If we knew more about comets, we would know more about how our solar system formed over four billion years ago!
Sep 14, 2006, 07:30 PST

Day and Night on Earth
Use this cool interactive 3-D globe to explore day, night, and twilight around the world.

Sep 12, 2006, 12:28 PST

The Virtual Amateur Astronomer
Looking for pictures of planets for a report? Want to see some spactacular images of the universe? This site will help you out.

Sep 12, 2006, 08:30 PST

Saturn Hailstorm
An instrument onboard Cassini recorded a flurry of tiny particles pelting the spacecraft as it crossed Saturn's dusty ring plane. Read about the encounter and hear the dust hitting the spacecraft.

Sep 12, 2006, 06:59 PST

Spinning Brains
I must admit that we enjoy articles about the brain. This article discusses the Coriolis effect, and how astronauts need to adapt to the oddities of life in space.

Sep 11, 2006, 10:14 PST

Once in a Blue Moon
"Once in a Blue Moon…" is a common reference, but what does it mean? "Rare. Seldom. Maybe even absurd." How rare is a blue moon? Does the moon actually turn blue? Learn more about this not-so-unusual phenomena in this excellent article from NASA.

Sep 9, 2006, 06:36 PST

The Planet That Won't Go Away
Mars' closest approach to Earth was on August 27th--but the red planet is even easier to see now.

Sep 8, 2006, 11:58 PST

Venus Transit
The Venus Transit, a rare astronomical event.

Sep 7, 2006, 08:03 PST

Top Stories at NASA
Take a look at the latest news from NASA! This page is self-updating and always up to the minute!

Sep 5, 2006, 09:22 PST

NASA Return to Flight
It's been two years since NASA's space shuttle has taken to flight. The tragedy of the Columbia shuttle accident made NASA take a close look at everything in the program. Learn how they are preparing to return the next shuttle crew to space.
Aug 22, 2006, 01:40 PST

What Neil & Buzz Left on the Moon

Ringed by footprints, sitting in the moondust, lies a 2-foot wide panel studded with 100 mirrors pointing at Earth: the "lunar laser ranging retroreflector array." Apollo 11 astronauts Buzz Aldrin and Neil Armstrong put it there on July 21, 1969, about an hour before the end of their final moonwalk. Thirty-five years later, it's the only Apollo science experiment still running.

Aug 21, 2006, 10:24 PST

Sun - Earth Viewer
Take a look at what the sun looks like today. This sun-earth viewer is an experimental program from NASA. It allows you to look at various views of the sun. There are twelve different variations of the sun to explore through this amazing tool.

Aug 20, 2006, 10:19 PST

Mars Quest - Explore Mars!
This interactive online exploration of Mars for students is an amazingly fun way to study science!

Aug 20, 2006, 10:18 PST


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