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Astro Bob

As the Northern Cross stands on the western horizon, Ursa Major claws its way up the eastern sky accompanied by a gazelle.
Watch the binary star Algol in Perseus brighten as it emerges from eclipse tonight, Jan. 25.
Here's a little experiment you can perform to help you see the dramatic difference between a star and planet.
NASA expects to operate the International Space station through the year 2030.

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Latest Headlines
A largish, close-approaching asteroid will fly by Earth early this week and shine bright enough to see in a small telescope.
Astronomers discover that a supernovae explosion 14 million years ago initiated a chain of events responsible for the formation of all nearby, young stars.
Flares and sunspots have been more frequent than predicted in the current solar cycle, offering an optimistic outlook for auroras in the next few years.
Mercury, Venus and a very young crescent moon gather low in the west at dusk on Monday night (Jan. 3).
A toast to flaming dust! The annual Quadrantid meteor shower adds sparkle to the start of the new year.
As 2021 concludes, Mercury pokes its head into the evening sky, while Mars returns at dawn.

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NASA's largest and most ambitious space telescope will take us places we've never seen or imagined before.
The aurora may stop by on Thursday night, Dec. 23, and again on Christmas. Check here for the latest forecast.
Happy first day of winter! The sun did the limbo today, dipping as low as it could go. Plus, I have an update on Comet Leonard's eruption and a map to find it.

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