Why is Venus so different? Several scientific instruments are to explore our neighboring planet. ESA has now awarded the ...

I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere mid-northern ...

Planets continue their nighttime shows, with eight visible at points during February, including Venus on Feb. 14.

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

These two next weeks offer all but one of the planets in lovely view at nightfall. Fred Schaaf goes step by step through the ...

Mercury is the closest planet to the sun, followed by Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Mercury orbits ...

Observe the sky today as the historic seven planets parade is visible from America. Stargazers will be excited to see this on ...

Thales Alenia Space has signed a contract with the European Space Agency to build the EnVision spacecraft that will unveil Venus’ deepest mysteries •           As prime contractor, Thales Alenia Space ...

Whether you're an experienced astronomer or simply enjoy gazing at the night sky, this January offers a rare opportunity to witness a dazzling array of planets.

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

Venus, Jupiter, and Mars dominate the sky. Catch your last views of Saturn as early in the month, the Moon passes in front of ...

February stargazing is fantastic for many reasons, but this year there’s a one-two-three punch of bright planets adding to ...