
Do We Live in a Special Part of the Universe?
According to a tenet scientists call the cosmological principle, our place in space is in no way exceptional. But recent observations could overturn this long-held assumption
Do We Live in a Special Part of the Universe?
According to a tenet scientists call the cosmological principle, our place in space is in no way exceptional. But recent observations could overturn this long-held assumption
Meet Pearl Young, Who ‘Raised Hell’ at NASA’s Predecessor
Pearl Young joined the National Advisory Committee for Aeronautics in 1922, working across departments before becoming a technical editor
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Auroras May Light Up New Year’s Sky after Solar Outbursts
Will still more auroras ring out 2024, a year marked by the celestial displays?
An Earth-Rocking Cosmic Explosion Turns 20
Twenty years ago today a magnetar’s epic tantrum made our planet ring like a bell from tens of thousands of light-years away
NASA’s Parker Solar Probe Preps for Record-Breaking Christmas Eve Flyby
The Parker Solar Probe will swoop just 6.1 million kilometers above the sun’s surface on Christmas Eve. Scientists are thrilled at what we might learn
Ancient Moon Melt Event May Explain 150-Million-Year Gap in Age Estimates
The moon may have melted 4.35 billion years ago—explaining a lunar age mystery
What’s in a (Star’s) Name?
With billions of stars in the Milky Way, some nomenclature standardization is necessary
Scientists Discover Earth Life inside an Asteroid Sample
Material from asteroid Ryugu riddled with earthly microbes provides a cautionary tale for scientists seeking signs of alien life
Behold! 2024’s Most Stunning Space Photos
See the year’s most striking images from the Hubble and James Webb space telescopes, NASA’s Mars rover and the best sky watching on offer
Wildfires Are Threatening Astronomy, and the Worst Is Yet to Come
As wildfires grow in severity and frequency, they’re not only threatening lives but also our visual connection to the cosmos
We May Be on the Brink of Finding the Real Planet Nine
If there’s a hidden world in the solar system, a new telescope should find it
It’s Never Been a Better Time to Look Up
Astronomy is a bright spot amid turbulence on Earth