Links
[1] https://www.lsst.org/sites/default/files/LSST-Promo-Video_1-2017_%281080%29.mov
[2] https://www.lsst.org/sites/default/files/LSST-Promo-Video_1-2017_%28720%29.mov
[3] https://www.lsst.org/sites/default/files/LSST-Promo-Video_1-2017_%28480%29.mov