Planetary Alignment Provides NASA Rare Opportunity to Study Uranus

official news from : https://bit.ly/2QkyIbY

When a planet’s orbit brings it between Earth and a distant star, it’s more than just a cosmic game of hide and seek. It’s an opportunity for NASA to improve its understanding of that planet’s atmosphere and rings. Planetary scientists call it a stellar occultation and that’s exactly what happened with Uranus on April 7. […]