Happy New Year's on Mars. Martian years are almost twice as long as Earth years. Nov. 12 is the day to celebrate the start of ...

The term “Black Marble” is a counterpart to NASA’s famous Blue Marble images, which show Earth during the daytime.

In 1974, astronomers sent a call out into the cosmos from a massive telescope in Puerto Rico. The anniversary of the message brings reflections on a new missive to the stars and grief for a lost ...

20.3 x 25.4 cm. (8 x 10 in.) ...

Galapagos Islands with HX Hurtigruten Expeditions earlier this year, returning from their trip in September. We hear from the ...

Jerry Brotton hails from northern England, and in “Four Points of the Compass,” he notes that the caricatures associated with southern cultures such as Italy’s are reversed in his native country, ...

After an amazing orbital flight, billionaire-pilot Jared Isaacman says he aims to safeguard human civilization by spreading ...

See how Orion spacecraft from NASA's Artemis 1 mission enters Earth's atmosphere after its successful mission around the moon ...

I assumed it was a very strange kind of cloud." It's not every day you get to watch a rocket launch into a sky glowing with ...

The father-daughter team of Ken and Keli Chaffin successfully decoded the message in July of 2024 by running simulations of ...

Scientists have calculated the Earth to be 4.54 billion years old, with an uncertainty of 50 million years on either side.

The sky appears blue due to the scattering of sunlight by atmospheric gas molecules. Shorter blue wavelengths scatter more than longer wavelengths like red, making the sky blue. Despite violet ...