Space
These discoveries in 2024 could be groundbreaking — if they’re true
Did microbes ever live on Mars? Did an "elevator" help build Egypt’s first pyramid? Some signs pointed to yes this year, but confirmation is still needed.
Space
More Stories in Space
- Space
Space missions spanned the solar system in 2024
Humankind accomplished new feats in space this year, including scooping up some of the moon’s farside and launching a probe to Jupiter’s moon Europa.
- Astronomy
Astronomers see the astrosphere of a sunlike star for the first time
Finding a bubble of hot gas blown by the stellar wind from a young star gives researchers a peek at what our sun was like when it was young.
- Space
A spacecraft duo will fly in formation to create artificial solar eclipses
ESA’s Proba-3 mission will use one satellite to block out the sun for another satellite, bringing the sun’s middle corona into new focus.
- Space
What will it take to defend the world from an asteroid?
In How to Kill an Asteroid, Robin George Andrews looks at the successes and shortcomings of planetary defense.
- Astronomy
This is the first close-up image of a star beyond our galaxy
The first-ever close-up of an extragalactic star looks different than expected and might give a view of what stars look like at the end of their lives.
- Planetary Science
Mars’ potato-shaped moons could be the remains of a shredded asteroid
Phobos and Deimos could have formed from asteroid debris, a new study suggests. An upcoming sample return mission will help test the idea.
- Cosmology
Einstein’s gravity endures despite a dark energy puzzle
The DESI project previously reported that dark energy — long thought to be constant — changes over time. A new analysis reaffirms that claim.
- Planetary Science
A first look at rocks from the lunar farside create a volcanic mystery
Rocks returned by China’s Chang’e-6 mission suggest volcanic activity just 2.8 billion years ago but lack telltale heat-generating elements.
- Planetary Science
Uranus may have looked weird when NASA’s Voyager 2 flew by
A solar wind event days before the NASA probe flyby in 1986 may have compressed the planet’s magnetosphere, making it look odder than it usually is.
