MILES O’BRIEN: The balcony at Congressman John Culberson’s office on Capitol Hill offers a sweeping panorama of Washington, but the Republican from Houston is usually looking higher. REP. JOHN CULBERSON, R-Texas: There’s Mercury. Mars is going to appear right here. We go this way, there’s Orion. Sirius is going to appear right here. MILES O’BRIEN: Culberson has more than a hobby-level interest in space. He chairs the House Appropriations Subcommittee that oversees NASA. In his ninth term, he is riding high, as the Trump administration embraces his strategy for exploring space. REP. JOHN CULBERSON: NASA has been underfunded for far...