Travelers In The Night

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.

My Catalina Sky Survey team mate Greg Leonard finds an interesting potentially hazardous asteroid.

A potentially hazardous asteroid may be a source of raw materials for future space settlers.

A mysterious piece of space hardware comes back to Earth

In 2015, my team the Catalina Sky Survey discovered a very diverse group of 566 Earth approaching objects.

We humans are writing a record of our activities into the rock layers currently being produced on planet Earth.

A pair of comet discoveries are reported in the space of 31 hours.

A small asteroid's path around the Sun very nearly crosses that of Earth.