Lineups of planets have often attracted attention for their supposed effects on human affairs—and for several days in early January, five solar system bodies are arranged in a n ...

The BepiColombo mission has been on its way to Mercury since 2018 and will finally start orbiting the planet and taking X-ray ...

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the ...

The potential for sending payloads and people to Mars is therefore becoming plausible in a way that it never has before. Mars ...

Could the icy moons of our solar system hold life beyond our planet? Keith Cooper looks at how planetary scientists plan to ...

The 26-foot-tall (8-meter-tall) cargo lander is expected to embark on its first flight during the first quarter of 2026, ...

In 2026, there will be journeys to the moon and Mars, new visions of the cosmos and a solar eclipse that might be worth ...

How did life begin on Earth? While scientists have theories, they don’t yet fully understand the precise chemical steps that ...

New observations of a nearby red giant star suggest that a long-standing explanation for how giant stars spread life’s ...

Kicking off the year’s cosmic wonders is the moon, drawing the first astronauts to visit in more than 50 years as well as a ...

The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...