<p>The sharp eye of NASA's Hubble Space Telescope has captured the tiny moon Phobos during its orbital trek around Mars. Because the moon is so small, it appears star-like in the Hubble pictures.
</p><p>Over the course of 22 minutes, Hubble took 13 separate exposures, allowing astronomers to create a time-lapse video showing the diminutive moon's orbital path. The Hubble observations were intended to photograph Mars, and the moon's cameo appearance was a bonus.
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<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/gsfc/36007263296/">NASA’s Hubble Sees Martian Moon Orbiting the Red Planet</a>