Star
How Do You Jumpstart A Dead Star?
It's a staple of science fiction, restarting our dying star with some kind of atomic superbomb. Why is our Sun…
Could Jupiter Become A Star?
NASA’s Galileo spacecraft arrived at Jupiter on December 7, 1995, and proceeded to study the giant planet for almost 8…
Stars Boil Before They Blow Up, Says NuSTAR
Supernovas are some of the most energetic and powerful events in the observable Universe. Briefly outshining entire galaxies, they are…
Watch a Star Blast Out Waves of Light
6,500 light-years away in the southern constellation Puppis an enormous star pulses with light and energy, going through the first…
How Does a Star Form?
We owe our entire existence to the Sun. Well, it and the other stars that came before. As they died,…
How Long Will Life Survive on Earth?
Life has existed on Earth for billions of years, appearing shortly after the planet had cooled and liquid water became…
We Are Made of Stardust
This brief quote by the late Carl Sagan is wonderfully illustrated in the beautiful and poignant short film "Stardust," directed…
Behold! Hubble’s Heavenly Holiday “Ornament”
Planetary nebula NGC 5189 as seen by Hubble's Wide Field Camera 3. Credit: NASA, ESA, and the Hubble Heritage Team (STScI/AURA) It may be just…
A New Species of Type Ia Supernova?
Artist’s conception of a binary star system that produces recurrent novae, and ultimately, the supernova PTF 11kx. (Credit: Romano Corradi…
The Last Outbursts of a Dying Star
As stars approach the inevitable ends of their lives they run out of stellar fuel and begin to lose a…