Nebula knowledge: Do you know these stunning space structures?
Test your cosmic eye: can you match these dazzling nebula images to their names?
NASA launches science balloon in Antarctica | Space photo of the day for Dec. 22, 2025
The first scientific balloon flight happened on Dec. 16, 2025.
NASA’s SPHEREx telescope completes its 1st cosmic map of the entire sky and it’s stunning!
"I think every astronomer is going to find something of value here, as NASA's missions enable the world to answer fundamental questions about how the universe got its start, and how it changed to eventually create a home for us in it."
Planet-eating stars hint at Earth’s ultimate fate
A sampling of aging Sun-like stars demonstrates that they likely eat their closest planets.
Mysterious bright blue cosmic blasts triggered by black holes shredding stars, scientists say. ‘It’s definitely not just an exploding star.’
"The sheer amount of radiated energy from these bursts is so large that you can't power them with a core collapse stellar explosion — or any other type of normal stellar explosion."
Astronomers may have spotted the 1st known ‘superkilonova’ double star explosion
"We do not know with certainty that we found a superkilonova, but the event nevertheless is eye-opening."
James Webb Space Telescope watches ‘Jekyll and Hyde’ galaxy shapeshift into a cosmic monster
"Virgil has two personalities, its 'good' side – a typical young galaxy quietly forming stars. But Virgil transforms into the host of a heavily obscured supermassive black hole, pouring out immense quantities of energy."
Farewell, comet 3I/ATLAS! Interstellar visitor heads for the outer solar system after its closest approach to Earth
3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system.
How did interstellar comet 3I/ATLAS capture our imagination in 2025?
For one, it came down to timing.
Astronomers capture 1st direct images of collisions in a nearby star system: ‘It’s like looking back in time’
"It's like looking back in time in a sense, to that violent period of our solar system when it was less than a billion years old."