Planets of Our Solar System, Sky Watching
On the evening of March 18, step outside for a view of the crescent Moon, Venus, and Mercury together above the twilight horizon.
Planets of Our Solar System, Sky Watching
For a beautiful sky show, go for a sunset walk on March 18th. You’ll need an unobstructed view of the western horizon for the evening’s treat so climb a hill, see if you can catch a glimpse from the top of a parking garage or perch on a balcony.
Solar System, Sky Watching
The annual Geminid meteor shower has arrived. It's a good time to bundle up, go outside and let the universe blow your mind!
A supermoon is a new moon that coincidentally occurs when the Moon is closet to Earth. The resulting moon appears larger than typical full moons as viewed from earth.
A series of three supermoons will appear on the celestial stage on December 3, 2017, January 1, 2018, and January 31, 2018.
Sun, Sky Watching, Eclipses
On August 21, 2017, a continent-spanning wave of instruments from home-made pinhole cameras to the most sophisticated telescopes in operation today will be trained on the Eclipse Across America.
Sun, Sky Watching, Eclipses
On August 21, 2017, the shadow of the Moon will sweep across the U.S. landscape, transforming day to twilight. In the surreal gloaming of an eclipse, the temperature drops, birds go silent, crickets begin to chirp, and blossoms start to close. As this scene plays out across a 70-mile wide path of... Read More
Sun, Sky Watching, Eclipses
Cloud cover? Cannot travel? Don’t fear! Watch the total solar eclipse online!
Sun, Sky Watching, Eclipses
Are you ready for the eclipse? Learn more here!
Sky Watching, Eclipses, Meteor Showers
The Perseid meteor shower will peak on August 11, 12, and 13, and a Total Solar Eclipse will be visible in the United States from coast to coast on August 21.
Sky Watching, Eclipses, Meteor Showers
Sky watchers in the United States have been waiting for this date for years. On Aug. 21, 2017, there’s going to be a total eclipse of the Sun. With the path of totality stretching from Oregon to South Carolina, people can see the eclipse from coast to coast. The timing of the eclipse will provide... Read More
Sun, Sky Watching, Eclipses
Join NASA, other federal agencies, and science organizations for a nationally-televised event on the upcoming total solar eclipse.
Sun, Sky Watching, Eclipses
For the first time in 99 years, a total solar eclipse will cross the entire nation on Monday, August 21, 2017. Over the course of 100 minutes, 14 states across the United States will experience over two minutes of darkness in the middle of the day.
Solar System, Sky Watching
Comets are some of the most interesting objects in the solar system. Water that filled the ancient oceans of Earth might have been delivered by comets. And there is growing evidence that many comets (as well as some primitive asteroids) contain molecules key to life. NASA has sent space probes to... Read More