Editing 2849: Under the Stars
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This is related to the concept of {{w|object permanence}}, which is the understanding that objects continue to exist even though we can't physically sense them. When you close your eyes, the universe doesn't go away even though you can't see it; similarly, when the Sun is shining, the stars are still all there. | This is related to the concept of {{w|object permanence}}, which is the understanding that objects continue to exist even though we can't physically sense them. When you close your eyes, the universe doesn't go away even though you can't see it; similarly, when the Sun is shining, the stars are still all there. | ||
− | In the early days of | + | In the early days of XKCD, it was common for Randall to publish a comic that was not intentionally funny -- often also featuring Cueball and Megan -- so this is a bit of a return to form. |
The title text mentions {{w|V404 Cygni}}, a binary system composed of a 9 solar masses black hole and a star smaller than the Sun. With a {{w|declination}} of +33° 52′ 02.0″, once every 23 hours and 56 minutes (366.24 times per year, compared to 365.24 solar days within the same timeframe), it 'passes over' any point of the rotating Earth with that latitude North, like Los Angeles, Atlanta or Beirut. | The title text mentions {{w|V404 Cygni}}, a binary system composed of a 9 solar masses black hole and a star smaller than the Sun. With a {{w|declination}} of +33° 52′ 02.0″, once every 23 hours and 56 minutes (366.24 times per year, compared to 365.24 solar days within the same timeframe), it 'passes over' any point of the rotating Earth with that latitude North, like Los Angeles, Atlanta or Beirut. |