1. An integrable model for first-order three-planet mean motion resonances

   • Antoine C. Petit

   Original Article Open access 17 August 2021 Article: 39

   

2. Chaos identification through the autocorrelation function indicator \(({\textit{ACFI}})\)

   • V. Carruba
   • S. Aljbaae
   • W. Barletta

   Original Article 12 August 2021 Article: 38

   

3. An analytical model for tidal evolution in co-orbital systems. I. Application to exoplanets

   • Jérémy Couturier
   • Philippe Robutel
   • Alexandre C. M. Correia

   Original Article 05 August 2021 Article: 37

   

4. Transfer design between neighborhoods of planetary moons in the circular restricted three-body problem: the moon-to-moon analytical transfer method

   • David Canales
   • Kathleen C. Howell
   • Elena Fantino

   Original Article 28 July 2021 Article: 36

   

5. Extended two-body problem for rotating rigid bodies

   • Alex Ho
   • Margrethe Wold
   • Mohammad Poursina

   Original Article Open access 19 July 2021 Article: 35