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

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.

During just one night in late February, they will be joined by Mercury, a rare seven-planet ... Voyager 1 and 2 spacecraft in 1977 on a "Grand Tour" of the outer Solar System. Voyager 1 flew past ...

During just one night in late February, they will be joined by Mercury, a rare seven-planet ... Voyager 1 and 2 spacecraft in 1977 on a "Grand Tour" of the outer Solar System. Voyager 1 flew past ...

Six planets - Venus, Mars, Jupiter, Saturn, Uranus, and Neptune - will be visible on clear nights, with Mercury joining them for a single night in late February, creating a seven-planet alignment ...

The world will witness a rare sighting in the sky in late February, one known as the seven-planet alignment ... alignment of Jupiter, Saturn, Uranus and Neptune. Voyager 1 only flew past Jupiter ...

Jupiter and its four planet-size moons, called the Galilean satellites, were photographed by Voyager 1 and assembled into this collage ... when American astronomer E.E. Barnard found Jupiter’s fifth ...

On this date, Jan. 26, 1981, NASA Voyager 1 probe discovers Saturn’s moon, Epimetheus. Saturn would be the last planet Voyager 1 would visit before beginning its ongoing journey out of the solar ...

Gaia-4b is considered a super-Jupiter planet, a relatively cold gas giant, orbiting its star over 570 Earth-days. That star ...