Supernovae
Supernova Discovered in M51 The Whirlpool Galaxy
A new supernova (exploding star) has been discovered in the famous Whirlpool Galaxy, M51. M51, The Whirlpool galaxy is a…
Finding the Failed Supernovae
[/caption] When high mass stars end their lives, they explode in monumental supernovae. But, when the most massive of these…
‘Ring’ in the Holidays with New Hubble Bubble Image
[/caption] From a Hubble/ESA press release: A festive, delicate ring --photographed by the Hubble Space Telescope -- appears to float…
Do Puny White Dwarfs Make Wimpy Supernovae?
[/caption] Based on results from a radial velocity survey, Warren Brown, (Smithsonian Astrophysical Observatory) and his team have placed a…
Galaxy Zoo Searches for Supernovae
Aside from categorizing galaxies, another component of the Galaxy Zoo project has been asking participants to identify potential supernovae (SNe).…
Poor in one, Rich in another
[/caption]Just over three years ago, I wrote a blog post commemorating the 50th anniversary of one of the most notable…
Type II-P Supernovae as a New Standard Candle
[/caption] Much of astronomical knowledge is built on the cosmic distance ladder. This ladder is built to determine distances to…
Supernova Spews Its Guts Across Space
The recently refurbished Hubble Space Telescope has taken a new look at Supernova 1987A and its famous "String of Pearls,"…
Searching for the Elusive Type Ia Supernovae Progenitors
[/caption] Astronomers have Type Ia supernovae pretty well figured out. The way these exploding stars brighten and then dim are…
Cosmological Constant
[/caption] The cosmological constant, symbol Λ (Greek capital lambda), was 'invented' by Einstein, not long after he published his theory…