In just a few weeks, three classic Star Trek works of illustrative art from across decades of the franchise head to auction in Heritage Auctions’ upcoming Illustration Art Auction set to kick off in Dallas.

First up is a fantastic piece of Star Trek literary history: artist Richard “Sparky” Moore’s original cover artwork for the very first Trek tie-in novel, 1968’s Mission to Horatius.

'Mission to Horatius' Original Artwork 1 of 7

Along with the brilliantly-colored original cover illustration, the lot of Horatius artwork also includes 13 original ink-on-paper interior illustrations, the illustration for the interior endsheets, and two original manuscripts.

The cover artwork is measures 17 x 22 inches, the interior story boards measure 24 x 19 inches, and the lot is estimated to sell between $800 – $1200.

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Another interesting Trek artifact is a concept poster design for Star Trek VI: The Undiscovered Country.

Drawn in charcoal by artist Steven Chorney, this 1991 illustration features a sketch human and Klingon hands clasped below the Star Trek troika of Spock, Kirk, and McCoy.

Estimated to sell for approximately $1000 – $2000, this artwork measures 22 x 17 inches.

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Finally, the big Trek entry in this auction is the original cover illustration for the upcoming Star Trek: Year Five comic series from IDW Publishing, the new Original Series comic series kicking off this month.

While it will soon be appearing on comic book covers, the original artwork from legendary fantasy artist Greg Hildebrandt measures in at 38 x 28 inches, and is signed by the artist.

This massive classic Star Trek illustration is expected to sell for a whopping $10,000 – $15,000 to the right bidder.

The whole Illustration Art Auction kicks off April 23 in Dallas, but bidders can start planning their offers online at Heritage Auctions’ website now.