Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

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Seven planets are set to appear in the night sky this month in a rare full planetary alignment. Mars, Jupiter, Uranus, Venus, Neptune, Mercury and Saturn will appear in a row on the evening of 28 ...

This week sees a special stargazing event, as as up to six planets will be visible in a line in the night sky.

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Kepler was one of the most successful exoplanet-hunting missions so far. It discovered 2,600 confirmed exoplanets—almost half ...

Our modern era of space observation and exploration deepens our connection with the universe—and with each other. When NASA ...

Mars, Jupiter, Uranus, Venus, Neptune, Mercury and Saturn will appear in a row on the evening of 28 February, marking the last time for 15 years that all of the planets will be visible at the same ...

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

Over the past three months, shares of Planet, which operates the world's largest privately owned constellation of Earth ...

Astronomers have found two planets around two separate stars that are succumbing to their stars' intense heat.