This illustration shows a massive star that is about to explode. The explosion was triggered after its dead-star companion (a black hole or neutron star)…
Posts published in “Stars”
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Wolf-Rayet star. Credit: Hubble Legacy Archive, NASA, ESA – Processing: Judy Schmidt Nearby star-forming region yields clues to the formation of our solar system. The…
This image depicts a young star named GM Aur eating up gas and dust particles of a protoplanetary disk, which is represented by the green…
Multi-wavelength observations of the Ophiuchus star-forming region reveal interactions between clouds of star-forming gas and radionuclides produced in a nearby cluster of young stars. The…
Rice University scientists have shown that “cool” stars like the sun share dynamic surface behaviors that influence their energetic and magnetic environments. Stellar magnetic activity…
About 2,000 light-years away from Earth, there is a star catapulting toward the edge of the Milky WayThe Milky Way is the galaxy that contains…
Red giant stars near and far sweep across the sky in this illustration. Measurements from NASA’s Transiting Exoplanet Survey Satellite have identified more than 158,000…
An image of Messier 101, the Pinwheel Galaxy, made with the Hubble Space Telescope. The bright blue clumps in the spiral arms are sites of…
When the Sun evolves to become a red giant star, the Earth may be swallowed by our star’s atmosphere, and with a much more unstable…
Artist’s impression of the HD265435 system at around 30 million years from now, with the smaller white dwarf distorting the hot subdwarf into a distinct…
A star in a distant galaxy blew up in a powerful explosion, solving an astronomical mystery. Dr. Iair Arcavi, a Tel Aviv University researcher at…
Using the Atacama Large Millimeter/submillimeter Array (ALMA), scientists completed a census of nearly 100 galaxies in the nearby universe, showcasing their behaviors and appearances. The…
An international team of astronomers has observed the first example of a new type of supernova. The discovery, confirming a prediction made four decades ago,…
A Smoldering Stellar Corpse on the Edge: Astronomers Spot a White Dwarf So Massive It Might Collapse
This illustration highlights a newfound small white dwarf, discovered by ZTF, that is 4,300 kilometers across, or roughly the size of Earth’s moon, which is…
A red giant star, Camelopardalis, emits a shell of gas as a layer of helium around its core begins to fuse. Such events help scientists…
This illustration depicts a planet partially hidden in the glare of its host star and a nearby companion star. After examining a number of binary…
Hubble Space Telescope image of the open star cluster NGC 330, which lies around 180,000 light-years away inside the Small Magellanic Cloud. Credit: ESA/Hubble &…
Time-lapse photograph of the Cosmic Infrared Background Experiment (CIBER) rocket launch, taken from NASA’s Wallops Flight Facility in Virginia in 2013. The image is from…
A team led by UMD astronomers created the first clear image of an expanding bubble of stellar gas where stars are born using data from…
Protoplanetary disks are classified into three main categories: transition, ring, or extended. These false-color images from the Atacama Large Millimeter/submillimeter Array (ALMA) show these classifications…