Space stocks caught another bid Tuesday as investors position ahead of NASA's 2 p.m. ET press conference on its Moon Base plans and continue to digest SpaceX's newly public IPO filing. 

NASA is expected to discuss Moon Base program progress, new industry partners and mission plans tied to a sustained lunar presence. 

MNTS stock is surging. See the chart and price action here. 

SpaceX IPO 

The move comes less than a week after SpaceX publicly filed its S-1 for a planned Nasdaq listing under the ticker SPCX, giving investors their first detailed look at the private rocket and satellite giant's business ahead of what will likely be the largest IPO ever. 

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SpaceX's IPO has helped revive appetite for publicly traded space names, especially as SpaceX remains unavailable to most public-market investors until the IPO prices. 

Traders often use smaller public ...