Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

Venus, Mars, Jupiter & Saturn, already visible to the naked eye, will be joined by Mercury, Neptune & Uranus in a rare ...

General Atomic's new nuclear fuel was subjected to the maximum heat of a reactor for 20 minutes in the latest tests.

The seven planets will not be perfectly aligned, but will appear in an arc across the sky due to their orbital plane in the Solar System.

This January and February, a rare planetary alignment featuring Venus, Mars, Jupiter, Saturn, Uranus, and Neptune will be ...

By now you’ve likely either heard or maybe caught a glimpse of a rare astronomical phenomenon known as a “planetary parade.” ...

"Chemical rockets that we use today, even with the extra speed boost from flying by planets, or from swinging by the sun for ...

Witness a rare celestial spectacle! Seven planets, including Mercury, Venus, Mars, Jupiter, Saturn, Uranus, and Neptune, will ...

Mars in 2024 was the site of the sad end of a machine that lived far beyond expectations. On January 18, NASA's Ingenuity ...

On the evening of February 28, stargazers will witness a rare celestial event: an alignment of seven planets visible ...

NASA's mission to send a spacecraft to scour Jupiter's moon Europa for signs of life appears back on track after Hurricane ...