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an illustration showing the hypothetical Planet 9 with blue rings and a question mark over it, with stars and a galaxy in the background
Planet Nine: Is the search for this elusive world nearly over? Astronomers have been scouring the outer solar system for signs of a hypothetical ninth planet for almost a decade, without success. However, we may finally be on the cusp of finding it, experts say.
Each bright spot in this image, the first all-sky image by eRosita, is black hole or a neutron star.
5 space discoveries that scientists are struggling to explain From "runaway" black holes shooting across the cosmos to secret planets in our own backyard, space is overrun with mysterious objects that scientists are clamoring to explain. Here are five of the strangest sights in the universe, as well as their possible origins.
An illustration of a large, round asteroid having a close encounter with the blue Earth
NASA's most wanted: The 5 most dangerous asteroids to Earth What is the most dangerous asteroid, how probable is an impact, and how much destructive power would a collision with Earth have? Here are 5 big space rocks that NASA is watching closely.

Latest about Space

A photo of multiple shooting stars over Stonehenge

Perseid meteor shower rains 'shooting stars' over Stonehenge in glorious astrophotography image

By Brandon Specktor published

A UK-based astrophotographer captured this stunning composite image of the Perseid meteor shower raining "shooting stars" over Stonehenge.

Astronomy
photo showing several bright objects outlined by red boxes, standing out against a starry black sky

Chinese rocket breaks apart after megaconstellation launch, creating cloud of space junk

By Mike Wall published

On Aug. 7, a Chinese rocket broke apart in space, creating more than 300 new pieces of trackable debris.

Space Exploration
A firey orange, yellow and black sphere next to a comparitively tiny brown sphere

These nearby star systems could be good targets in the search for alien life

By Robert Lea published

NASA's Chandra X-ray space telescope has created a 3-D map of nearby stars that may help astronomers search for alien planets with the potential for life.

Exoplanets
Two planets shining in the night sky

Jupiter Mars conjunction: How to see 2 planets 'kiss' in the sky before sunrise on Wednesday

By Jamie Carter last updated

Look east before dawn on Wednesday, Aug. 14, to see the giant planet and the Red Planet just a third of a degree from one another in a rare planetary conjunction.

Planets
A silver and gold trumpet like spacecraft directed at the edge of a glowing orange sphere

NASA's Parker Solar Probe finds fresh clues to decades-old mystery surrounding the sun

By Sharmila Kuthunur published

NASA's Parker Solar Probe has found news clues in the longstanding mystery of why the sun's outer atmosphere, or corona, is so much hotter than our star's surface.

The Sun
A photo of shooting stars streaking across a sky with a pink aurora

'Severe' G4 geomagnetic storm strikes Earth, making widespread auroras likely

By Brandon Specktor published

Earth was hit by a "severe" G4-class geomagnetic storm on Monday morning, increasing the chances of auroras in the northern U.S. tonight.

The Sun
A photo of the sun in space superimposed with hundreds of colored pathways representing different orbits

Over 350 asteroids have hidden moons, Gaia space telescope finds

By Robert Lea published

The European Space Agency's Gaia space telescope has found evidence of more than 350 previously unknown moons orbiting asteroids within our solar system.

Asteroids
Illustration of the Red Planet aka Mars against a black background.

Enormous hidden ocean discovered under Mars could contain life

By Ben Turner published

Scientists examining data from NASA's InSight Lander have revealed the likely presence of an underground reservoir containing enough liquid to cover the planet with a mile of water.

Mars
A Perseid meteor shoots through the sky as a red aurora dances near the horizon

The Perseid meteor shower is peaking NOW! Here's how to see the most 'shooting stars'.

By Jamie Carter last updated

Up to 75 'shooting stars' per hour may be visible in the night sky this evening as the annual Perseid meteor shower peaks on Monday (Aug. 12). The annual shower is linked to debris from Comet Swift-Tuttle.

Meteoroids
An aerial view of waving sand dunes

Space photo of the week: Stunning sand dunes slash across Mars' polar ice cap

By Jamie Carter published

This stunning image of dune fields near Mars' north polar ice cap, taken by NASA's Mars Reconnaissance Orbiter, showcases the impact of polar winds on the Red Planet's landscape.

Mars
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