Jared Isaacman was sued in 2009 by the Trump Taj Mahal casino over $1 million in bad checks. The casino later settled for ...

Pluto was discovered in 1930 in Arizona, but in 2006 scientists decided to cut Pluto from the planetary line up. Here is why ...

Thirty-five years ago, the Hubble Space Telescope was launched into orbit. It's been sending back galactic data and images ...

Perhaps the best known of all comets is Halley, correctly pronounced so that it rhymes with rally, not daily. It is named after the 17th-18th century astronomer Edmond Halley. This ...

The school-bus-sized observatory launched on April 24, 1990 and overcame early setbacks to become one of the most ...

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

Arizona is home to dozens of national monuments, parks, and forests, ranging from pine forests to red rock formations. Flagstaff is an epicenter for nature lovers, situated in the heart of the world’s ...

On Sunday, April 27, the Moon will be about 221,900 miles from Earth when it reaches perigee, the closest distance in its ...

Arizona Repertory Singers closes its 41st season with "Sun, Moon and Stars" while Civic Orchestra of Tucson ends its 49th ...

From Lowell Observatory to Kitt Peak to Mount Graham, here are the 11 best planetariums and observatories in Arizona and ...

Meteor showers occur when Earth passes through dusty debris trails left by comets and other space objects as they orbit the sun. The debris – space rocks known as meteoroids – collides with Earth's ...