Travelers In The Night

You are less likely to be injured by a space rock than you might think.

A careful study of the Earth's motion in space is a key to understanding past climate change and enables us to predict future patterns of flooding and drought.

The third closest comet approach to planet Earth in recorded history gives us an opportunity to study a celestial wanderer.

Will spray paint save planet Earth?

A pair of possibly related comets pass unusually close to Earth.

Large dangerous asteroids are still out there to find.

We may be able to learn about the possibilities of life on Mars by studying land forms on the Tibetan Plateau here on Earth.

The Catalina Sky Survey now operates three telescopes, 24 nights per month, in the Catalina mountains north of Tucson, Arizona.

The asteroid named for Mildred Shapley Matthews was lost in the solar system for 75 years.

Pound for Pound Enceladus is the brightest object in our solar system. Could it be the home of alien life forms?

A fragment from a collision long ago comes near the Earth.

New evidence of conditions suitable for life have been found beyond Earth.

Asteroids are part of our environment.

A potentially hazardous asteroid emerges from the glare surrounding our Sun.

Three potentially hazardous asteroids are discovered in rapid succession.

An Earth approaching object once again comes within range of our telescopes.

Two small asteroids make close approaches to planet Earth.

Humans are searching the Universe to discover life outside of our Planet.

The search for the theoretical "Planet 9" has begun.

The Cosmic Campground is one of the last places where one can experience the natural night sky in the lower 48.