Four things to do around Atlanta on Tuesday, Jan. 5:

1. FEATURED
Cheer on the Atlanta Hawks as they play the New York Knicks tonight at Philips Arena at 8 p.m. Tickets start at $7.32. [This week promises a variety of fun events from monster trucks to live music.]

2. FREE & CHEAP
Go stargazing during the day the Fernbank Science Center's Planetarium. Show are $7 for adults, $5 for students and seniors. Observatory is free. [Enjoy the warmth indoors at these free museums and attractions around Atlanta.]

3. FOOD
Dine on half-price tapas at Smokebelly BBQ in Buckhead starting at 4 p.m. [Skip dinner at home altogether and treat yourself to some Tuesday dining deals.]

4. FAMILY-FRIENDLY
Explore The Children's Museum of Atlanta's $8.2 million renovation where brand new experiences await. [Hold your horses! You'll want to read this first to maximize your museum visit.]