🌌 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: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.4

Radius: 8.9

Gravity: 11.77 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.46 AU - 0.68 AU

Year: 292 Days

Day: 5.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,170,839 km

• M1: 110,702 km (0.116 R)
• M2: 405,111 km (0.108 R)
• M3: 686,654 km (0.112 R)
• M4: 966,402 km (0.079 R)
• M5: 1,771,239 km (0.103 R)
• M6: 2,385,637 km (0.097 R)
• M7: 2,866,146 km (0.114 R)
• M8: 3,582,719 km (0.104 R)
• M9: 4,110,800 km (0.115 R)
• M10: 4,400,421 km (0.066 R)
• M11: 5,035,913 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.5

Radius: 9.2

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.52 AU - 0.62 AU

Year: 292 Days

Day: 9.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,170,839 km

• M1: 114,742 km (0.074 R)
• M2: 403,914 km (0.115 R)
• M3: 805,285 km (0.052 R)
• M4: 1,118,543 km (0.084 R)
• M5: 1,413,999 km (0.082 R)
• M6: 2,095,268 km (0.091 R)
• M7: 2,478,238 km (0.037 R)
• M8: 2,916,710 km (0.026 R)
• M9: 3,207,977 km (0.105 R)
• M10: 3,623,260 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.2

Radius: 10

Gravity: 9.35 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.78 AU - 1.18 AU

Year: 658 Days

Day: 12.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,170,839 km

• M1: 124,316 km (0.093 R)
• M2: 522,845 km (0.113 R)
• M3: 1,039,855 km (0.072 R)
• M4: 1,773,932 km (0.081 R)
• M5: 2,270,596 km (0.113 R)
• M6: 2,625,143 km (0.093 R)
• M7: 3,246,872 km (0.118 R)
• M8: 3,771,662 km (0.117 R)
• M9: 4,580,537 km (0.118 R)
• M10: 6,166,873 km (0.105 R)
• M11: 6,754,643 km (0.106 R)
• M12: 7,106,946 km (0.04 R)
• M13: 7,448,478 km (0.111 R)
• M14: 7,776,995 km (0.079 R)
• M15: 8,263,338 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.2

Radius: 9.6

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.05 AU - 3.37 AU

Year: 3901 Days

Day: 11.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,170,839 km

• M1: 119,379 km (0.095 R)
• M2: 421,268 km (0.085 R)
• M3: 987,196 km (0.06 R)
• M4: 1,506,301 km (0.064 R)
• M5: 1,934,899 km (0.067 R)
• M6: 2,690,368 km (0.054 R)
• M7: 3,022,475 km (0.096 R)
• M8: 3,476,206 km (0.086 R)
• M9: 4,452,781 km (0.102 R)
• M10: 4,920,124 km (0.071 R)
• M11: 5,291,725 km (0.072 R)
• M12: 6,757,785 km (0.063 R)
• M13: 7,062,366 km (0.091 R)
• M14: 7,731,667 km (0.097 R)
• M15: 8,724,997 km (0.086 R)
• M16: 9,049,923 km (0.115 R)
• M17: 9,420,328 km (0.072 R)
• M18: 9,801,054 km (0.117 R)
• M19: 10,311,183 km (0.098 R)
• M20: 13,038,352 km (0.079 R)
• M21: 13,752,383 km (0.086 R)
• M22: 15,154,713 km (0.067 R)
• M23: 20,118,969 km (0.077 R)
• M24: 22,659,440 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.2

Radius: 12.4

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.12 AU - 4.06 AU

Year: 4614 Days

Day: 12.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,170,839 km

• M1: 154,235 km (0.093 R)
• M2: 577,597 km (0.11 R)
• M3: 1,110,315 km (0.08 R)
• M4: 1,836,763 km (0.03 R)
• M5: 2,323,405 km (0.091 R)
• M6: 2,825,904 km (0.09 R)
• M7: 3,941,904 km (0.105 R)
• M8: 4,420,467 km (0.098 R)
• M9: 5,040,999 km (0.05 R)
• M10: 5,550,679 km (0.072 R)
• M11: 7,873,037 km (0.05 R)
• M12: 9,171,397 km (0.111 R)
• M13: 9,688,407 km (0.099 R)
• M14: 10,956,249 km (0.053 R)
• M15: 11,447,827 km (0.079 R)
• M16: 13,011,724 km (0.098 R)
• M17: 14,446,666 km (0.027 R)
• M18: 15,814,739 km (0.072 R)
• M19: 16,734,616 km (0.042 R)
• M20: 19,062,060 km (0.107 R)
• M21: 19,578,322 km (0.076 R)
• M22: 20,370,144 km (0.103 R)
• M23: 22,657,944 km (0.064 R)
• M24: 26,523,104 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.8

Radius: 10.8

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.79 AU - 4.29 AU

Year: 5508 Days

Day: 11 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,170,839 km

• M1: 134,488 km (0.058 R)
• M2: 726,746 km (0.077 R)
• M3: 2,563,808 km (0.093 R)
• M4: 2,975,801 km (0.102 R)
• M5: 4,850,113 km (0.08 R)
• M6: 5,690,703 km (0.111 R)
• M7: 9,190,396 km (0.089 R)
• M8: 12,354,839 km (0.103 R)
• M9: 13,397,985 km (0.036 R)
• M10: 14,351,821 km (0.05 R)
• M11: 15,555,486 km (0.036 R)
• M12: 16,608,954 km (0.061 R)
• M13: 17,318,796 km (0.106 R)
• M14: 18,508,099 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342

Radius: 3.8

Gravity: 23.68 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 8.08 AU - 10 AU

Year: 18435 Days

Day: 18.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,170,839 km

• M1: 56,249 km (0.118 R)
• M2: 240,105 km (0.093 R)
• M3: 2,712,359 km (0.044 R)
• M4: 4,279,397 km (0.115 R)
• M5: 4,880,182 km (0.09 R)
• M6: 5,287,387 km (0.034 R)
• M7: 9,972,044 km (0.085 R)
• M8: 11,020,726 km (0.106 R)
• M9: 11,601,165 km (0.049 R)
• M10: 13,013,220 km (0.106 R)
• M11: 14,127,724 km (0.099 R)
• M12: 17,850,766 km (0.089 R)
• M13: 22,636,551 km (0.076 R)
• M14: 30,180,772 km (0.05 R)
• M15: 31,658,799 km (0.087 R)
• M16: 32,123,001 km (0.068 R)
• M17: 35,376,456 km (0.066 R)
• M18: 39,911,814 km (0.073 R)
• M19: 40,862,958 km (0.038 R)
• M20: 43,093,911 km (0.108 R)
• M21: 46,740,060 km (0.108 R)
• M22: 46,890,106 km (0.111 R)
• M23: 51,220,965 km (0.111 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: 198 - 20,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit