Two planets stand side by side as the evening twilight continues to delight and colorful stars shine in the sky this week.

When was Pluto discovered? Pluto was discovered in 1930 by Clyde Tombaugh, an American astronomer at the Lowell Observatory in Flagstaff, Arizona. Cold, dark and distant, it was n ...

"The data from the termination shock encounter will be a treasure trove for space physicists worldwide who are eager to ...

The research has been published in the peer-reviewed journal Nature.

An amateur astronomer discovered Pluto 95 years ago today. The former planet will complete an orbit in another 153 years.

The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.

Six planets will be aligned during January, February Next month, crescent moon will also align with planets Alignment isn't rare, but seeing multiple planets at once is This June 2023 image provided ...

On February 18, 1930, the American astronomer Clyde Tombaugh discovered Pluto! Before he discovered Pluto, another astronomer named Percival Lowell had spent over a decade trying to find it. He had ...

Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.

A bill from freshman Tucson lawmaker Kevin Volk would add 'howdy' to the extensive list of items mentioned in state statute ...