Your New Moon task: try not to be so quick to react.

NASA chief Jared Issacman appears to be among those who support Pluto being reclassified as a planet. Could President Trump sign an executive order?

“As a professional science communicator who works a lot with space at this age group, I am disappointed," said Dr. Mark Gallaway.

Debate has raged for two decades over whether Pluto should be considered a planet. Some want President Trump to take action ...

Venus is making a dazzling comeback, climbing into view above western skies, marking the beginning of her journey as an ...

This landscape was so convincingly alien that Apollo astronauts spent weeks here preparing for moon missions. Can you guess ...

(NEXSTAR) – The first full month of summer arrives bearing several celestial treats for skywatchers. July will offer a meteor shower, a glimpse of the Buck Moon and a view of the Scorpius ...

Extremophiles may well be tiny, but they are making a huge contribution to the health of our planet and our lives. A new review of these microorganisms, published in the journal Frontiers in ...

The galaxy has always captured our wonder—vast, swirling, and full of cosmic magic—and these galaxy-inspired girl names carry ...

Scientists have identified a potential new type of planet that has a sulphurous atmosphere and magma oceans evocative of earthly visions of hell. The world known as “ L 98-59 d ” appears to differ ...

Explore the darkest corners of the abyss with 18 terrifying creatures found at the bottom of the ocean. These are Earth's ...

Sky This Week is brought to you in part by Celestron. Friday, March 13Look north this evening a couple hours after sunset and you'll easily spot the large shape of the Big Dipper as it sits ...