NASA’s ICESat-2 has hit an incredible milestone: 2 trillion laser shots fired from orbit! This Earth-monitoring marvel has ...

More than 50 years after Apollo 8’s legendary Earthrise photo, a new image from the Moon’s surface delivers a hauntingly ...

An analysis of changes to global ecosystems has revealed that almost nowhere is untouched by the influence of humanity, with ...

A new study by Rice University researchers Sho Shibata and Andre Izidoro presents a compelling new model for the formation of ...

Studying geology has brought Adinda Peyra from Australia to Papua New Guinea, Japan, and Indonesia. Here are the most important lessons she’s learnt.

(Earth, of course, is the eighth planet, and poor Pluto was demoted in 2006 and is now considered a dwarf planet.) Mars, Venus, Jupiter, Mercury and Saturn should be visible to the naked eye.

The alignment is known as a planet parade — a planetary lineup in space from Earth’s perspective. The alignment takes place over time as each planet in the solar system orbits the sun at its ...

This stunning photo shows every single planet in the solar system at the ... it could be the first time all eight planets, including Earth, have been captured in a single image.

On any given night, weather permitting, you can spot at least one bright planet in the sky ... Venus and Mercury orbit closer to the sun than Earth, meaning they orbit much quicker than other ...

Each planet in our solar system takes a different amount of time to complete one orbit around the sun. For example, Mercury, being closest to the sun, takes just 88 Earth days to complete one orbit.

The picture, which is grainy and yellow-hued like an old-school photograph, depicts a slightly stretched Earth. The mirror image of Africa is visible beneath wispy clouds, and condensation swirls ...

Also known as the ‘planetary parade’ or ‘planetary alignment’, this rare celestial show is when the planets appear to line-up in the sky—and it’s visible to us on earth. Below, everything you need to ...