For reference, if Didymos were on a collision course with earth, we'd need to our interceptor to hit it about 16,000 years prior to impact to get it to miss Earth, or more realistically a substantially larger kinetic impactor/ swarm of impactors.
alt Hacker News
For reference, if Didymos were on a collision course with earth, we'd need to our interceptor to hit it about 16,000 years prior to impact to get it to miss Earth, or more realistically a substantially larger kinetic impactor/ swarm of impactors.