Growing excitement around the burgeoning space economy is increasingly favoring companies positioned to benefit not only from Elon Musk’s SpaceX filing for a public offering, but also from rising enthusiasm for space exploration and increased funding.

Space has evolved from a niche corner of the stock market into an area that offers the potential for diversity and growth. The euphoria around SpaceX’s market entry is driving fresh investor flows into the sector. Since the news of the offering first became public in early December, smaller space and related stocks have soared.

An increasingly unstable global geopolitical order has turbocharged stocks of military contractors in recent months. Now, with some of the biggest names in the industry set to report earnings this week, investors are eager for evidence that the rally is rooted in reality.

A wave of municipal-bond sales scheduled for this week will test a recent rebound in buyer demand after investors sold their holdings during April’s market rout.