China search for Earth 2.0 leads a bold 2026–2030 space plan to probe the early universe, our Sun, and Earth-like exoplanets.

A solar eclipse is an astronomical event that occurs when the Sun, Moon, and Earth are aligned. This conjunction causes the ...

These images mark an early milestone in the mission, confirming that OSIRIS-APEX is healthy and on course for its 2029 ...

Make sure your angles are in units of radians (not degrees), where 2π radians = 360 degrees. But after that you will get the ...

Little is known about the long-destroyed moon-forming planet, Theia. But it may have been born in the inner solar system—just like Earth—a new study suggests ...

A technique called interferometry can greatly magnify tiny objects on the sky, and is powerful enough to reveal the surfaces ...

The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to ...

Emily Kwong and Regina Barber of NPR's Short Wave podcast talk about the evolutionary history of kissing, how moss spores fare in space, and new clues about the collision that created the moon.

Researchers have documented 55 instances of "mini lightning" over two Martian years by eavesdropping on the whirling wind ...

Key Findings The moon once dismissed as the solar system's most hostile environment may now sit directly in the path of an ...

Scientists working with the James Webb Space Telescope discovered three unusual astronomical objects in early 2025, which may ...

The story of how the Moon came to be has always carried a touch of mystery. Picture the young Solar System as a restless place where new worlds grew from swirling gas, dust, and rock. In that chaotic ...