** Shares of helium explorer Blue Star Helium Ltd BNL.AX
rise as much as 16.1% to A$0.036, posting their best intraday
pct gain since Dec. 29, 2022
** Stock hits highest level since Feb. 3
** Co says got approval to build the first two helium
development wells in Colorado, U.S. as part of its Voyager
helium development project
** Co on track for first helium sales from the project in
the second half of the year
** Trading volumes about 5 times the 30-day average, more
than 13 mln shares traded so far
** As of last close, stock down 22.5% YTD
(Reporting by Harshita Swaminathan)
((Harshita.Swaminathan@thomsonreuters.com))