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

The massive dome measures 305 feet (93 meters) in diameter, or about the size of a football field and stands 263 feet (80 ...

Spanning approximately 220,000 light-years across, the Andromeda Galaxy is the largest galaxy of the Local Group, which also ...

The end credits scene for the MCU's next movie has recently been leaked, and it may end up confirming a popular theory about ...

This Celtic celebration of fire and fertility culminates in the marriage of the May Queen and the Green Man—and the arrival ...

John Wang launched the Queens Night Market. Today, with food from almost 100 countries, the regular event draws millions of ...

The air is cool, the high desert is nearly completely silent, and the Milky Way stretches like glitter across the sky ...

When I was in grade school I was fascinated by the world’s largest telescope ... Enter the Hubble Space Telescope, which was launched into Earth orbit 35 years ago this week (April 24) aboard ...

Veteran NASA astronaut Don Pettit celebrated his 70th birthday as he returned to Earth from a seven-month stay at the ...

The annual Yuri’s Night space party returned to Seattle ... about the event’s origin and how it evolved into the world-wide space flight celebration it is today. So, what was in store for ...

A camera affixed to the International Space Station recently spotted some curious symbols amid a barren desert landscape.

The Ponant fleet comprises 13 vessels that break down into four types. Here's a guide to each of the classes so you can ...