Summary: <a href="https://sohowww.nascom.nasa.gov/sunspots/">https://sohowww.nascom.nasa.gov/sunspots/</a><br> <a href="https://www.aavso.org/aavso-alert-notice-575">https://www.aavso.org/aavso-alert-notice-575</a><br> <a href="http://www.astronomy.com/news/2017/04/the-final-days-of-cassini">http://www.astronomy.com/news/2017/04/the-final-days-of-cassini</a><br> <a href="http://www.latimes.com/science/sciencenow/la-sci-sn-cassini-saturn-sound-20170502-story.html">http://www.latimes.com/science/sciencenow/la-sci-sn-cassini-saturn-sound-20170502-story.html</a><br> <a href="https://www.nasa.gov/feature/sofia-confirms-nearby-planetary-system-is-similar-to-our-own">https://www.nasa.gov/feature/sofia-confirms-nearby-planetary-system-is-similar-to-our-own</a><br> <a href="https://www.nasa.gov/multimedia/imagegallery/iotd.html">https://www.nasa.gov/multimedia/imagegallery/iotd.html</a><br> <a href="http://www.astronomy.com/news/2017/05/testing-dark-matter-theories">http://www.astronomy.com/news/2017/05/testing-dark-matter-theories</a><br> <a href="http://www.symmetrymagazine.org/article/mystery-glow-of-milky-way-likely-not-dark-matter">http://www.symmetrymagazine.org/article/mystery-glow-of-milky-way-likely-not-dark-matter</a><br> <a href="http://www.astronomy.com/news/2017/05/pulars-may-leave-milky-way-aglow">http://www.astronomy.com/news/2017/05/pulars-may-leave-milky-way-aglow</a><br> <a href="https://www.nature.com/articles/s41550-017-0115">https://www.nature.com/articles/s41550-017-0115</a><br> <a href="https://scitechdaily.com/vista-captures-record-breaking-image-of-the-small-magellanic-cloud/">https://scitechdaily.com/vista-captures-record-breaking-image-of-the-small-magellanic-cloud/</a><br> <a href="https://www.forbes.com/sites/trevornace/2017/04/30/ancient-stone-tablet-found-reveals-comet-impact-sparking-the-rise-of-civilizat..."></a>
