🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.6

Radius: 8.7

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.46 AU - 0.7 AU

Year: 305 Days

Day: 5.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,026,731 km

• M1: 111,151 km (0.1 R)
• M2: 392,246 km (0.117 R)
• M3: 703,858 km (0.091 R)
• M4: 1,039,705 km (0.096 R)
• M5: 1,320,500 km (0.117 R)
• M6: 1,716,636 km (0.079 R)
• M7: 2,324,302 km (0.117 R)
• M8: 3,137,217 km (0.107 R)
• M9: 3,871,144 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.7

Radius: 11

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.2 AU - 1.68 AU

Year: 1193 Days

Day: 9 Hours

Environment

Temp: -181 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,026,731 km

• M1: 137,032 km (0.072 R)
• M2: 704,307 km (0.097 R)
• M3: 1,169,257 km (0.054 R)
• M4: 1,520,962 km (0.095 R)
• M5: 1,885,232 km (0.083 R)
• M6: 2,251,897 km (0.087 R)
• M7: 2,794,488 km (0.108 R)
• M8: 3,260,934 km (0.117 R)
• M9: 4,585,025 km (0.068 R)
• M10: 5,419,482 km (0.085 R)
• M11: 5,819,208 km (0.118 R)
• M12: 6,583,952 km (0.058 R)
• M13: 7,039,777 km (0.095 R)
• M14: 7,388,938 km (0.087 R)
• M15: 7,749,768 km (0.067 R)
• M16: 9,048,427 km (0.087 R)
• M17: 10,295,176 km (0.032 R)
• M18: 10,778,826 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.2

Radius: 11.4

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.87 AU - 2.09 AU

Year: 1923 Days

Day: 14.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,026,731 km

• M1: 141,968 km (0.079 R)
• M2: 521,648 km (0.12 R)
• M3: 1,714,392 km (0.115 R)
• M4: 2,069,238 km (0.088 R)
• M5: 2,487,364 km (0.071 R)
• M6: 2,992,556 km (0.093 R)
• M7: 3,411,430 km (0.097 R)
• M8: 7,772,956 km (0.066 R)
• M9: 10,327,639 km (0.062 R)
• M10: 11,329,496 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.3

Radius: 12.7

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.81 AU - 2.35 AU

Year: 2071 Days

Day: 13.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,026,731 km

• M1: 157,975 km (0.073 R)
• M2: 585,077 km (0.087 R)
• M3: 1,092,663 km (0.112 R)
• M4: 1,575,116 km (0.045 R)
• M5: 2,188,168 km (0.104 R)
• M6: 2,748,711 km (0.113 R)
• M7: 3,505,826 km (0.113 R)
• M8: 4,219,857 km (0.105 R)
• M9: 5,117,145 km (0.11 R)
• M10: 5,864,536 km (0.072 R)
• M11: 6,603,549 km (0.035 R)
• M12: 7,432,621 km (0.107 R)
• M13: 7,902,358 km (0.066 R)
• M14: 8,612,649 km (0.106 R)
• M15: 9,705,461 km (0.11 R)
• M16: 10,888,631 km (0.101 R)
• M17: 12,165,748 km (0.108 R)
• M18: 13,240,459 km (0.111 R)
• M19: 14,603,445 km (0.111 R)
• M20: 16,057,835 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.6

Radius: 11.6

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.37 AU - 4.59 AU

Year: 6545 Days

Day: 5.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,026,731 km

• M1: 144,811 km (0.119 R)
• M2: 522,246 km (0.119 R)
• M3: 919,728 km (0.069 R)
• M4: 1,419,983 km (0.117 R)
• M5: 2,308,594 km (0.101 R)
• M6: 2,752,002 km (0.117 R)
• M7: 3,812,801 km (0.106 R)
• M8: 4,569,617 km (0.108 R)
• M9: 5,700,128 km (0.063 R)
• M10: 6,865,645 km (0.044 R)
• M11: 7,337,028 km (0.115 R)
• M12: 7,985,834 km (0.108 R)
• M13: 8,839,888 km (0.106 R)
• M14: 10,777,479 km (0.046 R)
• M15: 11,566,159 km (0.117 R)
• M16: 13,536,812 km (0.106 R)
• M17: 14,631,569 km (0.111 R)
• M18: 18,546,246 km (0.071 R)
• M19: 20,114,630 km (0.099 R)
• M20: 20,631,790 km (0.093 R)
• M21: 25,952,538 km (0.102 R)
• M22: 30,159,679 km (0.119 R)
• M23: 35,119,297 km (0.081 R)
• M24: 36,520,879 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.7

Radius: 7.1

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.84 AU - 6 AU

Year: 9942 Days

Day: 15.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,026,731 km

• M1: 120,277 km (0.104 R)
• M2: 401,371 km (0.107 R)
• M3: 745,297 km (0.102 R)
• M4: 1,321,548 km (0.098 R)
• M5: 1,997,431 km (0.066 R)
• M6: 2,735,397 km (0.114 R)
• M7: 3,116,722 km (0.101 R)
• M8: 4,104,666 km (0.068 R)
• M9: 4,683,461 km (0.117 R)
• M10: 5,787,792 km (0.067 R)
• M11: 9,354,205 km (0.077 R)
• M12: 10,626,086 km (0.098 R)
• M13: 12,208,981 km (0.081 R)
• M14: 14,443,226 km (0.111 R)
• M15: 15,597,224 km (0.07 R)
• M16: 16,257,549 km (0.105 R)
• M17: 16,687,343 km (0.089 R)
• M18: 17,569,522 km (0.086 R)
• M19: 18,950,759 km (0.109 R)
• M20: 20,191,075 km (0.073 R)
• M21: 22,756,080 km (0.096 R)
• M22: 24,877,378 km (0.118 R)
• M23: 26,194,737 km (0.102 R)
• M24: 26,531,332 km (0.11 R)
• M25: 27,906,136 km (0.1 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 20,147 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit