Great idea... 👆
Green Lantern #12...
Equipped with several power rings, strolls through an attack from Guy Gardner... not a huge feat, but still, Gardner's a top tier GL...
Flies to space in seconds...and performs what I call the "infinite toss."
With a glance, he sums up deep space and effortlessly calculates a course that will keep Doomsday from intersecting with any natural space phenomena.
Even the device he instantly creates is pretty high tech...most alarms don't work from light years away...