Uploaded August 2025 | Updated September 2026, 2 weeks ago
Astronomers using NASA’s Hubble Space Telescope have found a rare ultra massive white dwarf formed from a stellar merger.
The discovery was made possible by Hubble’s sensitive ultraviolet observations and suggests these unusual white dwarfs may be more common than once thought.
The white dwarf is 128 light-years away and 20 percent more massive than the Sun. In visible light it looked like a typical white dwarf, but Hubble’s ultraviolet data revealed something unusual…
For more information, visit science.nasa.gov/mission/hubble
Credit: NASA's Goddard Space Flight Center
Paul Morris: Lead Producer
Music Credit:
"Zero Gravity" Brice Davoli [SACEM] via Koka Media [SACEM], Universal Production Music France [SACEM] and Universal Production Music
This video can be freely shared and downloaded at svs.gsfc.nasa.gov/14877. While the video in its entirety can be shared without permission, the music and some individual imagery may have been obtained through permission and may not be excised or remixed in other products. Specific details on such imagery may be found here: svs.gsfc.nasa.gov/14877. For more information on NASA’s media guidelines, visit nasa.gov/multimedia/guidelines/index.html.
See more Hubble videos on YouTube: youtube.com/playlist?list=PLiuUQ9asub3Ta8mqP5LNiOhOygRzue8kN
Follow NASA's Hubble Space Telescope:
· Facebook: facebook.com/NASAHubble
· X: twitter.com/NASAHubble
· Instagram: instagram.com/NASAHubble
· Flickr: flickr.com/photos/nasahubble
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If you liked this video, subscribe to the NASA Goddard YouTube channel:
youtube.com/NASAGoddard
Follow NASA’s Goddard Space Flight Center
· Instagram instagram.com/nasagoddard
· X twitter.com/NASAGoddard
· Facebook: facebook.com/NASAGoddard
· Flickr flickr.com/photos/gsfc
Astronomers using NASA’s Hubble Space Telescope have found a rare ultra massive white dwarf formed from a stellar merger.
The discovery was made possible by Hubble’s sensitive ultraviolet observations and suggests these unusual white dwarfs may be more common than once thought.
The white dwarf is 128 light-years away and 20 percent more massive than the Sun. In visible light it looked like a typical white dwarf, but Hubble’s ultraviolet data revealed something unusual…
For more information, visit science.nasa.gov/mission/hubble
Credit: NASA's Goddard Space Flight Center
Paul Morris: Lead Producer
Music Credit:
"Zero Gravity" Brice Davoli [SACEM] via Koka Media [SACEM], Universal Production Music France [SACEM] and Universal Production Music
This video can be freely shared and downloaded at svs.gsfc.nasa.gov/14877. While the video in its entirety can be shared without permission, the music and some individual imagery may have been obtained through permission and may not be excised or remixed in other products. Specific details on such imagery may be found here: svs.gsfc.nasa.gov/14877. For more information on NASA’s media guidelines, visit nasa.gov/multimedia/guidelines/index.html.
See more Hubble videos on YouTube: youtube.com/playlist?list=PLiuUQ9asub3Ta8mqP5LNiOhOygRzue8kN
Follow NASA's Hubble Space Telescope:
· Facebook: facebook.com/NASAHubble
· X: twitter.com/NASAHubble
· Instagram: instagram.com/NASAHubble
· Flickr: flickr.com/photos/nasahubble
---
If you liked this video, subscribe to the NASA Goddard YouTube channel:
youtube.com/NASAGoddard
Follow NASA’s Goddard Space Flight Center
· Instagram instagram.com/nasagoddard
· X twitter.com/NASAGoddard
· Facebook: facebook.com/NASAGoddard
· Flickr flickr.com/photos/gsfc
