• Thumbnail for Local Bubble
    The Local Bubble, or Local Cavity, is a relative cavity in the interstellar medium (ISM) of the Orion Arm in the Milky Way. It contains the closest of...
    20 KB (2,080 words) - 10:01, 26 January 2024
  • Thumbnail for False vacuum
    Ethics of Human Extinction. Routledge. ISBN 978-0-415-14043-0. Crane, Leah (26 November 2021). "Merging black holes may create bubbles that could swallow...
    42 KB (4,934 words) - 04:04, 29 February 2024
  • Thumbnail for Superbubble
    of an old superbubble, known as the Local Bubble, whose boundaries can be traced by a sudden rise in dust extinction of exterior stars at distances greater...
    12 KB (1,080 words) - 22:54, 4 March 2024
  • Thumbnail for Lazarus taxon
    are observational artifacts that appear to occur either because of (local) extinction, later resupplied, or as a sampling artifact. The fossil record is...
    49 KB (5,626 words) - 23:31, 26 March 2024
  • catastrophism, is the idea that global natural catastrophes on Earth, such as extinction events, happen at regular intervals because of the periodic motion of...
    6 KB (682 words) - 23:42, 3 January 2024
  • Thumbnail for List of nearest stars and brown dwarfs
    The Local Bubble also contains the neighboring G-Cloud, which contains the stars Alpha Centauri and Altair. In the galactic context, the Local Bubble is...
    115 KB (5,349 words) - 09:39, 16 April 2024
  • Thumbnail for Solar System
    Local Bubble. The latter feature is an hourglass-shaped cavity or superbubble in the interstellar medium roughly 300 light-years across. The bubble is...
    192 KB (19,812 words) - 15:51, 19 April 2024
  • Thumbnail for Sun
    Sun (redirect from Local Star)
    Local Bubble. The latter feature is an hourglass-shaped cavity or superbubble in the interstellar medium roughly 300 light-years across. The bubble is...
    166 KB (18,973 words) - 15:14, 19 April 2024
  • Thumbnail for Humpback whale
    the whaling industry. Humans once hunted the species to the brink of extinction; its population fell to around 5,000 by the 1960s. Numbers have partially...
    73 KB (7,568 words) - 20:05, 22 March 2024
  • Thumbnail for Flood basalt
    Basalt Group. Large igneous provinces have been connected to five mass extinction events, and may be associated with bolide impacts. Flood basalts are the...
    42 KB (4,896 words) - 11:47, 19 April 2024