Walter Koenig, who played Ensign Pavel Chekov on the original “Star Trek,” had an estimated net worth of $4 million, according to Celebrity Net Worth .

Koenig passed away on Sunday, Oct. 25, at his home in North Hollywood. He was 90. He passed away of natural causes with his daughter and niece by his side, his talent agent told TVLine .

“Thank you, Walter, for the memories, the inspiration, and for boldly going where few have gone before,” the statement said.

George Takei, who played Sulu, shared the news on Facebook. “Walter and I met on the bridge of the Enterprise in the 1960s, and we stayed friends for nearly six decades,” he wrote. Here is what we know about his death .

How ‘Star Trek’ Built His Career

Koenig was born in Chicago on Sept. 14, 1936, to Isadore and Sarah Koenig, Russian Jewish immigrants, according to Wikipedia .…