The Helix Nebula is an example of a planetary nebula. Though it looks like a bubble or eye from Earth's point of view, the Helix is actually a trillion-mile-long tunnel of glowing gases. This Hubble ...

Helix Nebula’s X-ray emissions linked to planetary destruction White dwarf WD 2226-210 may be accreting planetary debris Researchers suggest a Jupiter-like planet was torn apart ...

According to NASA, the term "planet parade" isn't officially recognized in astronomy, and "planetary alignment" can describe various astronomical events. As the planets in our solar system orbit ...

Josh Dury’s pioneering image shows Mars, Jupiter, Uranus, Saturn, Venus, Neptune and Mercury, as well as Earth, in ‘great planetary parade’ ...

AN INCREDIBLY rare celestial display is set to be visible tonight, where seven planets will align in an arc across the sky. Mars, Jupiter, Uranus, Venus, Neptune, Saturn and Mercury will align in ...

We have a "Great Planetary Alignment" coming up, and if the weather cooperates, night sky watchers in Boston could get a glimpse of this rare sight. You may have heard whispers about this over the ...

Despite the name, a planetary alignment isn’t when the planets get in a row, it’s when a fair few gather on one side of the Sun. A planetary parade, meanwhile, describes them all being visible ...

This so-called planetary parade, which will occur shortly after sunset on 28 February, will be the last time the phenomenon occurs until 2040. The full planetary alignment will see Mars ...

Seven planets are aligning in the night sky this week, creating a brief chance to see a "planetary parade." Worldwide, the best day to see the alignment is today, Feb. 28. Mercury, Venus ...

Even two or three planets may be visible in the hours after sunset. For tonight's "planetary alignment", seven planets will be aligning for a visible display on Friday, February 28th. Tonight ...

An extraordinary planetary parade of seven planets will be visible to the naked eye on Friday, February 28. Sky watchers can witness the rare celestial phenomenon in the sky where Mercury, Venus, Mars ...

The phenomenon known as a planetary parade is back as astronomers and stargazers prepare for what could be a dazzling display in the solar system this week. The planetary parade — what appears ...