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

A blob of gas seen outside the Milky Way could be a type of starless, dark matter–dominated galaxy. Some scientists are skeptical.

A bizarre hailstorm of icy “mushballs” — slushy mixtures of ammonia and water — has been confirmed on Jupiter, where intense ...

For these UC students, hands-on research has led to class credit, money for school and a path to their dream future.

Ever wondered why stars twinkle but planets don’t? Discover the simple science behind this sky mystery and how scientists ...

Mr. Rubio released the plan in the form of an organizational chart and a brief official statement. The move is the latest by ...

Li’l Friday features dozen of ways for people to enjoy the weekend via theater, music, art, culinary happenings and more. All ...

Weather on Jupiter may have some surprising similarities to Earth phenomena, but some things it does defy easy explanation.

Monday marks the beginning of International Dark Sky Week, a time to highlight the value of keeping the night sky dark and to ...

This week, dual escalations in Yemen and Ukraine raises sharp questions about America’s strategic priorities and its ability ...

The Hubble Space Telescope is celebrating its 35th anniversary in space today, but even as a senior citizen in the spacecraft ...

Using the Australian Square Kilometer Array Pathfinder (ASKAP), astronomers have discovered 15 new giant radio galaxies with ...