Active since last week, the shower is formed from a comet’s debris and is forecast to produce the most fireballs overnight.

Be on the lookout for shooting stars and fireballs when two meteor showers — the Lyrids meteor shower and Eta Aquarids shower — will overlap through April 26. Why it matters: It's the latest astronomical event in an active few weeks of skywatching between last month's Blood Moon total lunar eclipse and April's Pink Moon.

The 129th running of the Boston Marathon falls on the 250th anniversary of Patriots Day in 2025, with approximately 30,000 runners toeing the starting line for Monday’s race.