Mercury joins the night sky to complete a 7-planet alignment just after sunset for the end of February. Saturn leaves our ...

The Blue Ghost lunar mission has captured a gorgeous image of Earth as it ramps up its journey toward the moon.

Earth is home to some truly bizarre and breathtaking landscapes — here are 20 that look straight out of an alien world. When you purchase through links on our site, we may earn an affiliate ...

Astronomers discovered supersonic winds on a giant gas planet located over 500 light-years from Earth. In a study released Tuesday in Astronomy & Astrophysics astronomers who have been studying ...

Starting up again Saturday, a sweeping view of our solar system will glow in the night sky. The planetary alignment, or a ...

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

A planet that may support alien life has been discovered less than 20 light-years from Earth. The "promising" super-Earth - called HD 20794 d - may house water, according to the international research ...

A planetary alignment isn't really the best way to describe this sight because the other planet's are always seen along the ...

A groundbreaking X-ray imager is on its way to revolutionize our understanding of Earth's magnetic defenses. This ...

The view of Earth from space is a sight that’s historically been reserved for a select few. So far, just a handful of specially trained astronauts and billionaires have been able to watch the Earth ...

The climate on such a world must be beyond bizarre. A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away. The planet, known as HD ...

Four planets will be in the parade in January, while seven will align in February. Here's how to see the events.