The path is now much clearer for the test flight of SN9's successor, SN10.
Two meteor enthusiasts have found a piece of an iron meteorite that fell over Sweden in November 2020.
Cosmologists simulated 4,000 versions of the universe in order to understand what its structure today tells us about its origins.
NASA's Perseverance rover sent home two images immediately upon its successful landing on the Martian surface Thursday (Feb. 18).
NASA's rhinoceros-size Perseverance rover pulled off the most precise landing in Martian history Thursday (Feb. 18), touching down successfully in Jezero crater.
Does the solar system really have a big, dark ninth planet drifting somewhere far beyond the orbit of Neptune? A new paper argues that Planet 9 is a statistical mirage.
Follow along as the Mars rover Perseverance lands on Mars on Feb. 18. Don't miss out on the final 7 minutes of terror.
What we know about the history and properties of "Einstein's biggest mistake," the cosmological constant
Perseverance will attempt to land inside Mars’ Jezero Crater on Feb. 18. A new video shows how the spacecraft’s harrowing entry, descent and landing will work.
Scientists have spotted the first evidence of a rare Higgs boson decay, expanding our understanding of the strange quantum universe.
Here's a look at Mars' Jezero Crater, the gorgeous basin where the Perseverance rover touched down and is looking for signs of ancient microbial life.
When a star collapses into a white dwarf, it throws its solar system into total chaos. Sometimes, that chaos leaves a mark in its atmosphere.
On March 5, wave hello to the most infamous asteroid that won't slam into Earth in 2029. Scientists sure will.
Spectacular space rocks from Mars and the moon could fetch hundreds of thousands of dollars at a Christie's auction.
There's a dwarf planet in our solar system, far beyond the orbit of Pluto, that swings so far away from the sun that from its perspective Earth and Saturn look like neighbors.