I suggest switching to Full Screen and then look to where the Blue Arrow is pointing.
" On Sept. 11, 2013, an asteroid hit the Moon. That happens all the time, but most of the cosmic debris is tiny, far too small to detect from the Earth.
But this one was different. Roughly a meter across and moving at interplanetary speeds when it slammed into the lunar surface, it created the brightest explosion ever seen on the Moon!" by Phil Platt- The Slate
" On Sept. 11, 2013, an asteroid hit the Moon. That happens all the time, but most of the cosmic debris is tiny, far too small to detect from the Earth.
But this one was different. Roughly a meter across and moving at interplanetary speeds when it slammed into the lunar surface, it created the brightest explosion ever seen on the Moon!" by Phil Platt- The Slate