For investors seeking momentum, Sprott Junior Uranium Miners ETF (URNJ) is probably on the radar. The fund just hit a 52-week high and has moved up 136.55% from its 52-week low price of $11.52 per share.But are there more gains in store for this ETF? Let us take a quick look at the fund and the near-term outlook on it to get a better idea of where it might be headed.URNJ in FocusThe underlying Nasdaq Sprott Junior Uranium Miners Index tracks the performance of companies that derive at least 50% of their rev ...