🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.4

Radius: 12.8

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.35 AU - 1.55 AU

Year: 1110 Days

Day: 14.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,046,226 km

• M1: 160,818 km (0.093 R)
• M2: 617,390 km (0.101 R)
• M3: 1,044,492 km (0.038 R)
• M4: 1,479,523 km (0.066 R)
• M5: 2,111,724 km (0.092 R)
• M6: 2,812,739 km (0.066 R)
• M7: 3,585,861 km (0.074 R)
• M8: 4,056,945 km (0.112 R)
• M9: 4,606,268 km (0.09 R)
• M10: 5,104,878 km (0.118 R)
• M11: 5,533,924 km (0.082 R)
• M12: 5,942,775 km (0.117 R)
• M13: 7,549,157 km (0.103 R)
• M14: 8,694,030 km (0.101 R)
• M15: 10,045,647 km (0.12 R)
• M16: 10,854,672 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.6

Radius: 11.6

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.44 AU - 1.62 AU

Year: 1203 Days

Day: 7.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,046,226 km

• M1: 144,212 km (0.107 R)
• M2: 532,868 km (0.117 R)
• M3: 1,100,292 km (0.029 R)
• M4: 1,463,516 km (0.094 R)
• M5: 2,103,346 km (0.102 R)
• M6: 2,466,570 km (0.074 R)
• M7: 3,025,617 km (0.117 R)
• M8: 3,434,767 km (0.071 R)
• M9: 3,819,084 km (0.046 R)
• M10: 5,168,457 km (0.087 R)
• M11: 6,345,493 km (0.119 R)
• M12: 7,327,753 km (0.068 R)
• M13: 7,718,203 km (0.104 R)
• M14: 8,148,147 km (0.099 R)
• M15: 9,167,657 km (0.12 R)
• M16: 9,650,409 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.7

Radius: 14.3

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.55 AU - 1.73 AU

Year: 1335 Days

Day: 6.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,046,226 km

• M1: 177,872 km (0.099 R)
• M2: 647,460 km (0.07 R)
• M3: 1,107,024 km (0.065 R)
• M4: 1,553,424 km (0.1 R)
• M5: 2,606,444 km (0.079 R)
• M6: 3,344,859 km (0.072 R)
• M7: 3,832,249 km (0.044 R)
• M8: 4,692,137 km (0.08 R)
• M9: 6,160,291 km (0.052 R)
• M10: 7,395,371 km (0.119 R)
• M11: 8,057,790 km (0.102 R)
• M12: 9,002,351 km (0.079 R)
• M13: 10,019,617 km (0.086 R)
• M14: 10,624,890 km (0.116 R)
• M15: 11,614,629 km (0.105 R)
• M16: 13,213,681 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597

Radius: 10

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.03 AU - 2.37 AU

Year: 2075 Days

Day: 10.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 16,046,226 km

• M1: 124,615 km (0.102 R)
• M2: 462,706 km (0.072 R)
• M3: 795,412 km (0.115 R)
• M4: 1,575,266 km (0.068 R)
• M5: 2,199,388 km (0.111 R)
• M6: 3,394,376 km (0.049 R)
• M7: 4,701,861 km (0.068 R)
• M8: 5,042,944 km (0.059 R)
• M9: 5,993,190 km (0.091 R)
• M10: 6,576,322 km (0.071 R)
• M11: 6,976,646 km (0.111 R)
• M12: 8,492,222 km (0.104 R)
• M13: 8,839,140 km (0.07 R)
• M14: 9,294,217 km (0.119 R)
• M15: 11,273,247 km (0.077 R)
• M16: 11,925,942 km (0.118 R)
• M17: 13,391,104 km (0.096 R)
• M18: 14,211,050 km (0.095 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 16,751 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit