Little Dipper

Discover amazing facts about the Little Dipper, the smaller constellation that contains Polaris, the famous North Star


The Little Dipper looks like a smaller version of the Big Dipper with Polaris at the end of its handle
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The Little Dipper looks like a smaller version of the Big Dipper with Polaris at the end of its handle

PHOTOGRAPH BY pithecanthropus4152, Wikimedia Commons

The Little Dipper is like the Big Dipper's smaller cousin! This constellation, officially called Ursa Minor (the Little Bear), contains seven stars arranged in the shape of a little ladle or dipper. The most famous star in the Little Dipper is Polaris, the North Star, which sits at the very end of the handle. While the Big Dipper is easy to spot because all its stars are bright, the Little Dipper can be trickier to see because some of its stars are quite faint - you need a fairly dark sky to see all seven stars clearly.

What makes the Little Dipper extra special is that it contains the most important navigation star in the northern sky - Polaris! This star sits almost exactly above Earth's North Pole, so while all the other stars and constellations appear to rotate around the sky each night, Polaris stays in the same spot. For thousands of years, sailors, explorers, and travelers have used Polaris to find their way. The Little Dipper appears to circle around Polaris throughout the night, like a cosmic clock marking the hours.

LITTLE DIPPER QUICK FACTS
NUMBER OF STARS: 7 stars form the little ladle shape
CONSTELLATION: Ursa Minor (the Little Bear)
FAMOUS STAR: Contains Polaris, the North Star
VISIBILITY: Year-round from northern latitudes, but can be faint
FINDING IT: Use Big Dipper's pointer stars to locate Polaris
NAVIGATION: Polaris points to true north

AMAZING LITTLE DIPPER FACTS
Polaris is actually about 2,500 times brighter than our Sun but appears dim because it's 433 light-years away
The Little Dipper's bowl appears "upside down" compared to the Big Dipper's bowl