A real "Science Snack" for anyone who is interested in the extraterrestrial.<br />Dr. Al Grauer is a member of the Catalina Sky Survey which has led the world in near Earth asteroid discoveries for 17 of the past 19 years.<br />The music is "Eternity" by John Lyell.<br />Astronomy Asteroids Space NASA Comets Earth Impact Aliens
| Title | Date published | ||
| 439-Big and Close | 2018-03-23 | ||
| 438-Bright Darkness | 2018-03-20 | ||
| 437-Christmas Comet | 2018-03-16 | ||
| 436-Lonely Asteroids | 2018-03-13 | ||
| 435-Number 31 | 2018-03-09 | ||
| 434-Biggest Space Rock | 2018-03-06 | ||
| 433-Tiniest Space Rock | 2018-03-02 | ||
| 432-Close Space Rocks | 2018-02-27 | ||
| 431-Tough Space Rocks | 2018-02-23 | ||
| 430-Deportee | 2018-02-20 | ||
| 429-2017's Catch | 2018-02-16 | ||
| 428-Phaethon | 2018-02-13 | ||
| 427-Meteor Whispers | 2018-02-09 | ||
| 426-Rose Rules Again | 2018-02-06 | ||
| 425-Greg's Comet | 2018-02-02 | ||
| 424-Long Winter Nights | 2018-01-30 | ||
| 423-Silent ET | 2018-01-26 | ||
| 422-Almost Dangerous | 2018-01-23 | ||
| 421-New Aten | 2018-01-19 | ||
| 420-Dry Sands | 2018-01-16 |