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Posts by
Guy Ottewell
Vesta, brightest asteroid, brightest for 2017
If you've never spotted an asteroid, now would be a good time to try. Vesta's 2017 opposition is around now. Guy Ottewell provides charts and explains more.
January 16, 2017
Thanksgiving evening
There's the sky we can see, and, beyond that, a whole universe of objects we can't see with the eye alone. Guy Ottewell gives you a way to project outward on this Thanksgiving evening.
November 24, 2016
Leap babies
If you’re born on a leap day, do you have birthdays only once every four years?
February 28, 2016
