nova
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…
NASA’s STEREO Spots a New Nova
While on duty observing the Sun from its position in solar orbit, NASA's STEREO-B spacecraft captured the sudden appearance of…
Light Echoes: The Re-Run Of The Eta Carinae “Great Eruption”
[/caption] In this modern age, we're used to catching a favorite program at a later time. We use our DVR…
Last Minute TV Viewing Alert: Finding Life Beyond Earth
A new NOVA show airs tonight (October 19) in the US on public television, called "Finding Life Beyond Earth." It…
Virtual Observatory Discovers New Cataclysmic Variable
[/caption]In my article two weeks ago, I discussed how data mining large surveys through online observatories would lead to new…
Long Anticipated Eruption of U Scorpii Has Begun
[/caption] Today, two amateur astronomers from Florida detected a rare outburst of the recurrent nova U Scorpii, which set in…
Can the Recurrent Novae RS Oph Become Type Ia Supernovae?
[/caption] The classical scenario for creating Type Ia supernovae is a white dwarf star accreting mass from a nearby star…
Amateur Spectroscopy
[/caption] Amateur astronomers are a unique species worthy of their own reality TV show. Their craftsmanship, resourcefulness, dedication, and passion…