Close approach of asteroid 2020 XR European Space AgencyMassive, 'potentially hazardous' asteroid due to make closest-ever approach to Earth tonight — and you can watch it live Livescience.comAn asteroid the size of a football stadium isn't hitting Earth, but it'll come closer than ever: Watch live tonight Fast CompanyPotentially Hazardous Asteroid 2020 XR close encounter: a new image – 2 Dec.