Many people will see a dazzling eclipse this April, but these events are possible only because of the sizes and precise distances between Earth, the Moon and the Sun.

Now’s the time to get your hands on a pair of eclipse glasses in preparation for April’s display of celestial wonder.

When the Moon blocks the Sun during an eclipse, utility suppliers have to pull power from the grid to make up for gaps in solar energy.

The next generation of spacesuit needs to do more than simply protect an astronaut from the vacuum of space.

The mission provided details about how to deflect an asteroid should one threaten Earth in future.

Researchers are developing smart, robot-built sandbag shelters for NASA astronauts on the moon inspired by termite mounds.

Humans have synced their calendars to the sun and moon for centuries, but every so often, these systems need a little correction.