Adler After Dark: Extreme
6-10 p.m. at Adler Planetarium; $15
The Planetarium's evening series continues with a night of "extreme" fun, including a screening of "BLAST!", a film about space exploration; music from the Cano Bros.; and exhibits on extremly cold temps and helium-balloon travel. Cocktails and appetizers are included in the admission price, as is the run of the entire museum, including the Doane Observatory telescope.

The Long Room 10th Anniversary Celebration
6 p.m.-2 a.m. at The Long Room; free
The laid-back beer bar in North Center toasts a decade of drinking with this party featuring appetizers from Cafe 28 (6-8 p.m.) and brews rolled back to 2000 prices (expect $3.50-$4). Long Room t-shirts will be raffled off between 8 p.m. and midnight.

Helping in the Wake of the Quake
6-9 p.m. at English; $20 minimum donation
Join other concerned Chicagoans at this Twitter-formed benefit event to help respond to the earthquake destruction in Haiti. Your donation (which gets you a drink and light appetizers) will go toward Heartland Alliance. The efforts continue through Sunday at many Chicago restaurants, where you can add $1 donation to your bill.