Volume CXXXXI, No. 7 & 8. Contents: 4 • The Analytical Laboratory (Analog, July-August 2021) • [The Analytical Laboratory] • essay by uncredited 6 • Hello to Maturity • [Editorial (Analog)] • essay by John Vester [as by John J. Vester] 9 • The Unlikely Heroines of Callisto Station • novella by Marie Vibbert 58 • Return to the Golden Age: Why Venus Might Actually Once Have Been Habitable • [Science Fact (Analog)] • essay by Richard A. Lovett 64 • The Next Frontier • novelette by Rosemary Claire Smith 80 • The Heroes of the Nation • short story by Brenda Kalt 87 • A Daguerreotype of the Moon • poem by Jennifer Crow 88 • Mandatory Arbitration • short story by Leonard Richardson 94 • Siliconisis • short story by Tom Jolly 98 • Seed Bombs • short story by Juliet Kemp 100 • Pulsars, Super-Massive Black Holes, and the Gravitational Wave Background • [The Alternate View] • essay by John G. Cramer 103 • Taming the Serpent • essay by Edward M. Wysocki, Jr. 110 • Tin Man • short story by Manny Frishberg and Edd Vick 116 • Humility • short story by James C. Glass 126 • Sample Return • novelette by C. Stuart Hardwick 138 • Like School; But There's No Recess: An Interview with Katie Mack • interview of Katie Mack • interview by Alvaro Zinos-Amaro 144 • The First Martian World War • short story by Herb Kauderer 146 • The Last Farewell • short story by Alan K. Baker 149 • When I Think of My Father • poem by Bruce McAllister 150 • Rocket • short story by Frank Wu 154 • Reassembly • short story by Audrey Ference 162 • In Times to Come (Analog, July-August 2021) • [In Times to Come (Analog)] • essay by uncredited 163 • Minnie and the Trekker • short story by Raymund Eich 174 • Long Day Lake • novelette by J. M. McDermott [as by Joe McDermott] 198 • The Reference Library (Analog, July-August 2021) • [The Reference Library] • essay by Don Sakers 206 • Brass Takes (Analog, July-August 2021) • [Brass Tacks] • essay by various 208 • Upcoming Events (Analog, July-August 2021) • [Upcoming Events] • essay by Anthony R. Lewis. 【 PREVIOUS ISSUE ← July/August 2021 → NEXT ISSUE 】