Who’s ready for a “planet parade”? The last planetary alignment was in August 2025, when six planets aligned and four were bright enough to be seen without a telescope. Next week, Mercury, Venus, ...

Scientists have mapped the upper atmosphere of Uranus in detail, revealing a cooler, thinner, and more unevenly charged layer around the planet than expected.

A newly identified planet candidate, HD 137010 b, looks strikingly Earth-like in size and orbit — but it may be colder than Mars due to its dimmer star. If it has a thick enough atmosphere, though, ...

Jonti Horner does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

For years, scientists have wrestled with a basic mystery. The most common planets in the galaxy sit in an awkward size range, bigger than Earth but smaller than Neptune. We see them everywhere around ...

Earth reaches its closest point to the sun in its 2026 orbit on Jan. 3. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the ...

At the start of the year, Earth will quietly reach a milestone in its orbit around the sun. Known as perihelion, this is the moment when our planet is closer to the sun than at any other point in the ...

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since April 2024 Look up throughout the year to catch a wide array of astronomical ...

Right now, you’re zooming through space at incredible speeds. As just one of all the living creatures on Earth, you’re along for the ride as our planet constantly moves in two major ways. First, ...

On October 29, Mercury will reach its greatest eastern elongation, appearing at its farthest apparent distance from the Sun in the evening sky, as reported by Space.com and Starlust.org. At 4:28 p.m.

If you watch sci-fi movies, you’d think that flying a spaceship is just like driving a slightly more complicated car (or a Winnebago in Spaceballs). And George Lucas gave us those galactic battles ...

Planets orbit the Sun, and moons orbit planets and other small planetary bodies, but can two planets orbit each other? The short answer to this question is yes, two planets could orbit each other in ...