🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.5

Radius: 14.3

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.26 AU - 1.78 AU

Year: 1271 Days

Day: 8.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,970,616 km

• M1: 177,872 km (0.079 R)
• M2: 667,057 km (0.117 R)
• M3: 1,272,031 km (0.096 R)
• M4: 1,766,452 km (0.101 R)
• M5: 2,325,648 km (0.117 R)
• M6: 3,438,507 km (0.082 R)
• M7: 4,918,329 km (0.107 R)
• M8: 5,609,322 km (0.066 R)
• M9: 6,342,351 km (0.101 R)
• M10: 6,835,276 km (0.087 R)
• M11: 7,598,076 km (0.106 R)
• M12: 8,206,939 km (0.089 R)
• M13: 8,986,045 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.4

Radius: 9.7

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.35 AU - 1.83 AU

Year: 1360 Days

Day: 12.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,970,616 km

• M1: 120,576 km (0.083 R)
• M2: 451,337 km (0.094 R)
• M3: 765,193 km (0.087 R)
• M4: 1,125,724 km (0.09 R)
• M5: 1,608,925 km (0.102 R)
• M6: 2,828,297 km (0.089 R)
• M7: 3,593,939 km (0.106 R)
• M8: 4,122,618 km (0.107 R)
• M9: 4,883,024 km (0.103 R)
• M10: 5,200,920 km (0.104 R)
• M11: 5,512,682 km (0.03 R)
• M12: 6,260,222 km (0.055 R)
• M13: 6,590,983 km (0.077 R)
• M14: 7,073,735 km (0.108 R)
• M15: 7,384,300 km (0.11 R)
• M16: 7,854,636 km (0.099 R)
• M17: 8,557,297 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.5

Radius: 13.7

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.78 AU - 2.34 AU

Year: 2005 Days

Day: 9.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,970,616 km

• M1: 170,392 km (0.12 R)
• M2: 622,477 km (0.106 R)
• M3: 1,104,331 km (0.106 R)
• M4: 1,665,473 km (0.065 R)
• M5: 2,134,462 km (0.115 R)
• M6: 2,678,400 km (0.044 R)
• M7: 3,714,216 km (0.051 R)
• M8: 4,508,281 km (0.118 R)
• M9: 5,181,921 km (0.047 R)
• M10: 5,871,866 km (0.12 R)
• M11: 9,537,463 km (0.12 R)
• M12: 10,029,789 km (0.085 R)
• M13: 10,465,269 km (0.051 R)
• M14: 12,253,113 km (0.111 R)
• M15: 12,920,319 km (0.085 R)
• M16: 13,393,049 km (0.082 R)
• M17: 14,146,423 km (0.028 R)
• M18: 15,021,571 km (0.111 R)
• M19: 16,227,779 km (0.112 R)

Asteroid Belt

Center: 2.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.1

Radius: 13.5

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.5 AU - 3.12 AU

Year: 3195 Days

Day: 7.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,970,616 km

• M1: 169,195 km (0.111 R)
• M2: 714,779 km (0.087 R)
• M3: 1,476,980 km (0.083 R)
• M4: 2,151,217 km (0.065 R)
• M5: 3,106,998 km (0.111 R)
• M6: 3,580,326 km (0.077 R)
• M7: 4,001,743 km (0.11 R)
• M8: 4,477,763 km (0.118 R)
• M9: 6,804,160 km (0.099 R)
• M10: 9,445,460 km (0.101 R)
• M11: 10,486,362 km (0.076 R)
• M12: 10,994,995 km (0.086 R)
• M13: 12,104,263 km (0.108 R)
• M14: 14,835,172 km (0.112 R)
• M15: 15,779,583 km (0.079 R)
• M16: 16,396,525 km (0.075 R)
• M17: 17,136,436 km (0.108 R)
• M18: 19,725,526 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202

Radius: 15

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.73 AU - 4.29 AU

Year: 4460 Days

Day: 14.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,970,616 km

• M1: 190,737 km (0.091 R)
• M2: 885,919 km (0.082 R)
• M3: 1,800,410 km (0.096 R)
• M4: 2,824,258 km (0.05 R)
• M5: 7,965,189 km (0.103 R)
• M6: 8,506,135 km (0.112 R)
• M7: 10,998,286 km (0.043 R)
• M8: 11,549,853 km (0.058 R)
• M9: 15,845,706 km (0.099 R)
• M10: 18,185,716 km (0.034 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.1

Radius: 8.8

Gravity: 11.55 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.65 AU - 4.33 AU

Year: 5406 Days

Day: 10 Hours

Environment

Temp: -224 °C

Axial Tilt: 163.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,970,616 km

• M1: 110,702 km (0.069 R)
• M2: 399,277 km (0.04 R)
• M3: 690,843 km (0.106 R)
• M4: 1,008,140 km (0.089 R)
• M5: 1,471,445 km (0.118 R)
• M6: 2,133,565 km (0.12 R)
• M7: 2,586,098 km (0.036 R)
• M8: 3,225,180 km (0.052 R)
• M9: 3,638,669 km (0.083 R)
• M10: 4,261,595 km (0.117 R)
• M11: 5,152,450 km (0.113 R)
• M12: 5,505,501 km (0.05 R)
• M13: 6,097,609 km (0.085 R)
• M14: 6,766,162 km (0.048 R)
• M15: 7,974,763 km (0.038 R)
• M16: 9,321,593 km (0.067 R)
• M17: 14,037,815 km (0.113 R)
• M18: 15,683,990 km (0.096 R)
• M19: 16,052,899 km (0.095 R)
• M20: 17,718,521 km (0.079 R)
• M21: 18,253,483 km (0.085 R)
• M22: 19,496,492 km (0.09 R)
• M23: 20,210,972 km (0.052 R)
• M24: 21,920,277 km (0.093 R)
• M25: 23,323,654 km (0.105 R)
• M26: 24,210,171 km (0.059 R)
• M27: 27,092,623 km (0.112 R)
• M28: 29,725,546 km (0.097 R)
• M29: 30,480,865 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 266

Radius: 7.5

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.37 AU - 9.53 AU

Year: 18160 Days

Day: 18.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,970,616 km

• M1: 94,396 km (0.075 R)
• M2: 401,371 km (0.065 R)
• M3: 1,209,648 km (0.068 R)
• M4: 2,340,159 km (0.1 R)
• M5: 2,855,375 km (0.092 R)
• M6: 3,753,560 km (0.09 R)
• M7: 6,206,367 km (0.088 R)
• M8: 6,627,335 km (0.075 R)
• M9: 8,880,279 km (0.077 R)
• M10: 12,718,063 km (0.091 R)
• M11: 13,650,507 km (0.092 R)
• M12: 18,377,799 km (0.119 R)
• M13: 21,319,941 km (0.054 R)
• M14: 22,101,739 km (0.109 R)
• M15: 22,633,410 km (0.084 R)
• M16: 24,656,272 km (0.084 R)
• M17: 28,637,670 km (0.099 R)
• M18: 32,228,916 km (0.082 R)
• M19: 37,219,501 km (0.103 R)
• M20: 46,352,003 km (0.087 R)
• M21: 46,931,395 km (0.057 R)
• M22: 50,357,336 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.5

Radius: 5.3

Gravity: 23.83 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.16 AU - 9.54 AU

Year: 19391 Days

Day: 16.1 Hours

Environment

Temp: -243 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,970,616 km

• M1: 172,486 km (0.093 R)
• M2: 605,572 km (0.081 R)
• M3: 1,049,728 km (0.067 R)
• M4: 1,553,125 km (0.089 R)
• M5: 2,556,328 km (0.08 R)
• M6: 2,919,702 km (0.094 R)
• M7: 7,073,436 km (0.061 R)
• M8: 8,290,415 km (0.095 R)
• M9: 14,189,358 km (0.066 R)
• M10: 14,710,557 km (0.114 R)
• M11: 15,399,306 km (0.029 R)
• M12: 16,676,423 km (0.059 R)
• M13: 24,556,042 km (0.064 R)
• M14: 29,291,263 km (0.113 R)
• M15: 31,244,413 km (0.036 R)
• M16: 38,189,644 km (0.085 R)
• M17: 39,051,627 km (0.082 R)
• M18: 41,413,777 km (0.092 R)
• M19: 43,401,933 km (0.082 R)
• M20: 58,557,992 km (0.098 R)
• M21: 70,479,596 km (0.074 R)
• M22: 72,648,316 km (0.124 R)
• M23: 73,087,237 km (0.174 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 13,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit