"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners ...

the Moon had a weak global magnetic field about 1/20th the strength of Earth’s present magnetic field. But robotic and crewed explorations have determined that the field is non-existent today.

The substantial difference is in the illumination percentage of the side facing the Earth. In the new moon phase, this percentage is 0% and becomes 100% at Full moon, about 14 days later.

Only when the moon, Earth and the sun are perfectly aligned is the moon 100% full. And sometimes — once in a blue moon — the moon is full twice in a month (or four times in a season ...

From lunar and asteroid missions to groundbreaking human spaceflight tests and new rockets, 2025 promises an array of ...

NASA has plans to return humans to the moon with the Artemis mission—but Elon Musk’s preference for Mars could have influence ...

Some stargazers are calling it a planetary parade: Every other planet in our solar system can be seen in the sky tonight.

A year of discovery awaits, with missions poised to reveal new insights about our home planet, solar system, galaxy, and ...

From uncrewed lunar missions to the launch of the first private space station, here's a sneak peek at the space missions that ...

Keep your eyes on the sky this upcoming year for a chance to spot breathtaking meteor showers, a special view of Saturn and a ...

Billionaire aeronaut Jared Isaacman, the NewSpace superstar set to head NASA, says he envisions millions of space sojourners ...