| | September 14 Wake Up, Opportunity! | | | |
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| | | Mars, as seen by the Opportunity rover. See its tracks? Image via NASA/JPL-Caltech/Cornell/Arizona State University. | | | | It's been a year since Cassini plunged into Saturn | | On September 15, 2017, the Cassini spacecraft plunged into Saturn, ending its spectacular mission. Cassini's last images and final moments, here.  The final full view of Saturn from Cassini, on September 13, 2017. Image via NASA/JPL-Caltech/SSI. | | | | | | | |
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| | | Here's how Hubble sees Saturn | View larger. | Cassini ended its 13-year mission at Saturn a year ago, when it plunged into the giant planet's atmosphere. Now the Hubble Space Telescope is keeping an eye on the planet. From left to right, the moons visible in this composite image are Dione, Enceladus, Tethys, Janus, Epimetheus, and Mimas. Read more about this image. | | | | |
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| | Tonight … Moon between Jupiter and star Antares | Antares is a red supergiant star. If it replaced the sun in our solar system, its outer layers would extend beyond the orbit of the 4th planet, Mars. Read more. | | |