To make a reservation or ask a question, please email overnights@hmns.org.
Group Rates Corporations and Groups get discounted admission. Learn More
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Want to explore your museum after hours without packing a pillow? Bring your group for an Overnight at HMNS!

Overnights include:

  • Dinner
  • A scavenger hunt in an exhibit hall
  • A hands-on activity
  • Burke Baker Planetarium show

Our overnight program is perfect for student councils, science clubs, birthday parties, scout groups and more! Email overnights@hmns.org more information on how to bring your group for a late night at HMNS.

HMNS at Hermann Park

5555 Hermann Park Dr.
Houston,Texas 77030
(713) 639-4629

Get Directions Offering varies by location
HMNS at Sugar Land

13016 University Blvd.
Sugar Land, Texas 77479
(281) 313-2277

Get Directions Offering varies by location
George Observatory

21901 FM 762 Rd.
Needville, Texas 77461
(281) 242-3055

Tuesday - Saturday By Reservation
Saturdays 3:00PM - 10:00PM
Saturdays (DST) 3:00PM - 11:00PM
DST = Daylight Savings Time.
Please call for holiday hours. Entry to Brazos Bend State Park ends at 9:30 p.m. daily
Get Directions Offering varies by location

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