Space.com This Week's Top Space Stories! 2018-04-21T11:23:00.000000000-04:00 NASA's new exoplanet satellite launches successfully, Saturn played a part in the formation of Jupiter's four largest moons and the Senate finally confirms the new NASA administrator. These are just some of the top stories this week from Space.com. 'Interplanetary Shock Wave' Spawns Electric-Blue Auroras 2018-04-21T08:00:00.000000000-04:00 A moderate geomagnetic storm kicked up in Earth's skies this morning (April 20), bringing green and rare electric-blue auroras that stretched as far south as Indiana. Proton Launches Russian Military Communications Satellite 2018-04-21T07:55:00.000000000-04:00 Russia's Proton rocket launched for the first time this year April 18 with a military communications satellite for the federation's ministry of defense. Mushroom Clouds Burst Through Neutron Stars, and NASA Can Watch It Happen 2018-04-21T07:53:00.000000000-04:00 The energetic explosions release clouds of debris similar to those launched from nuclear explosions. Big Bang, Big Claim: Why This Bold Idea Is Right 2018-04-21T07:52:00.000000000-04:00 At 13.8 billion years ago, our entire observable universe was the size of a peach and had a temperature of over a trillion degrees. On This Day In Space! April 21, 1997: 1st Space Funeral Launches on 'Founders Flight' 2018-04-21T07:00:00.000000000-04:00 On April 21, 1997, the cremated remains of 24 people were launched into space in the first-ever space funeral. One of those people was Gene Roddenberry, the creator of "Star Trek." See how it happened in our On This Day in Space video series here. Lyrid Meteor Shower 2018: When, Where & How to See It 2018-04-21T03:33:00.000000000-04:00 In late April, skywatchers in the Northern Hemisphere will get a view of the Lyrid meteor shower, the dusty trail of a comet with a centuries-long orbit around the sun. The Most Amazing Space Photos This Week! 2018-04-21T03:04:00.000000000-04:00 Here are our picks for the most amazing space photos of the week. Delta IV Heavy: Powerful Launch Vehicle 2018-04-20T12:51:00.000000000-04:00 The Delta IV Heavy is a variant of the Delta IV line, and is one of the world's most powerful operational launch vehicles. Bankrupt Spaceflight Company's Assets to Help Young Minds Soar 2018-04-20T12:46:00.000000000-04:00 Before it went bankrupt last year, XCOR Aerospace aimed to fly tourists to space with the company's Lynx suborbital vehicle. But now, XCOR's assets will help give high school and college students hands-on experience with rockets and space technology.