House Committee on Science, Space, and Technology

The Committee on Science, Space, and Technology has jurisdiction over energy research, all federally owned or operated non-military energy laboratories, astronautical research and development, civil aviation, environmental research and development, marine research, the National Institute of Standards and Technology, NASA, NSF, NWS, outer space, and other aspects of scientific research. (source)

http://science.house.gov/

Chairman:
Rep. Lamar Smith [R-TX21]
Ranking Member:
Rep. Eddie Johnson [D-TX30]
Republicans:
22
Democrats:
16

The chairman is always selected from the majority party and the ranking member is the most senior member of the minority party. The majority party ensures it has a majority on every committee.

Chairman
Lamar Smith
TX-21
Republican
Ranking Member
Eddie Johnson
TX-30
Democrat
Space
Brian Babin
TX-36
Republican
Chair, Subcommittee on Space
Environment
Andy Biggs
AZ-5
Republican
Chair, Subcommittee on Environment
Research ...
Barbara Comstock
VA-10
Republican
Chair, Subcommittee on Research and Technology
Oversight
Darin LaHood
IL-18
Republican
Chair, Subcommittee on Oversight
Energy
Randy Weber
TX-14
Republican
Chair, Subcommittee on Energy
Ralph Abraham
LA-5
Republican
Jim Banks
IN-3
Republican
Ami Bera
CA-7
Democrat
Donald Beyer
VA-8
Democrat
Suzanne Bonamici
OR-1
Democrat
Jim Bridenstine
OK-1
Republican
Mo Brooks
AL-5
Republican
Charlie Crist
FL-13
Democrat
Neal Dunn
FL-2
Republican
Elizabeth Esty
CT-5
Democrat
Bill Foster
IL-11
Democrat
Colleen Hanabusa
HI-1
Democrat
Clay Higgins
LA-3
Republican
Randy Hultgren
IL-14
Republican
Steve Knight
CA-25
Republican
Daniel Lipinski
IL-3
Democrat
Zoe Lofgren
CA-19
Democrat
Barry Loudermilk
GA-11
Republican
Frank Lucas
OK-3
Republican
Roger Marshall
KS-1
Republican
Thomas Massie
KY-4
Republican
Jerry McNerney
CA-9
Democrat
Gary Palmer
AL-6
Republican
Ed Perlmutter
CO-7
Democrat
Bill Posey
FL-8
Republican
Dana Rohrabacher
CA-48
Republican
Jacky Rosen
NV-3
Democrat
Mark Takano
CA-41
Democrat
Paul Tonko
NY-20
Democrat
Marc Veasey
TX-33
Democrat
Daniel Webster
FL-11
Republican

There are 45 bills referred to this committee: