Related Clues:
- Astronomical explosion
- Star showing a sudden, brief increase in luminosity
- Course one's taken in river rising somewhere in Canada
- Stellar flare-up
- Overly bright star
- Fading star called earlier
- Star flaring up
- Banshee terrified failing man
- 2008 political catchword
- Intense star
- Chevy that did, in fact, 'go'
- Pulsating 73-Across
- 59-Down that brightens, then fades
- Celestial flare-up
- Exploding 50 Across