| | September 9
Black Holes Bring White Dwarfs
Back to Life | | | |
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Artist’s concept of a black hole siphoning matter off a nearby white dwarf star. Image via NASA/CXC/M. Weiss. | | | Good morning.
Here's how black holes bring white dwarfs back to life | | | In some cases, a dead star might be reignited. That's the finding of a new study showing what happens when a star or other object passes too close to a black hole. The study suggests a way in which a black hole can bring a white dwarf star – the now-dead core of a once-sunlike star – back to life, fleetingly. Read more. | | | | | | | Venus: she or it? | | | Are you interested in the famous 8-year cycle of Venus? The charts in this post - from astronomer Guy Ottewell - illustrate it. Also, weigh in on whether you think we should describe Venus as she or it! Read more. | | | | | |
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|  | | | Today is new moon | | See that curve in the photo above? It's the moon at the instant of new moon, when the moon is closest to being between the Earth and sun for a particular month. This photo - by Thierry Legault - set a record that can be duplicated, but never broken. Read more about new moons. | | | | | |
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 | | Lavender field under the Milky Way | | Lavender and stars! Grafixart Sam captured this image on a summer night in the Provence region of France. | | |
