🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.6

Radius: 9.8

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.6 AU - 0.8 AU

Year: 412 Days

Day: 9.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 61,126,302 km

• M1: 121,922 km (0.101 R)
• M2: 526,435 km (0.116 R)
• M3: 1,076,057 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.3

Radius: 11.8

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.83 AU - 1.01 AU

Year: 620 Days

Day: 5.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,126,302 km

• M1: 146,905 km (0.073 R)
• M2: 532,718 km (0.051 R)
• M3: 937,231 km (0.082 R)
• M4: 1,496,428 km (0.118 R)
• M5: 1,880,744 km (0.107 R)
• M6: 2,562,612 km (0.09 R)
• M7: 2,949,920 km (0.039 R)
• M8: 3,350,394 km (0.098 R)
• M9: 3,917,071 km (0.077 R)
• M10: 4,562,885 km (0.101 R)
• M11: 5,049,527 km (0.033 R)
• M12: 6,784,263 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.5

Radius: 8.8

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.89 AU - 1.93 AU

Year: 1855 Days

Day: 8.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,126,302 km

• M1: 109,506 km (0.08 R)
• M2: 423,960 km (0.083 R)
• M3: 733,030 km (0.034 R)
• M4: 1,129,314 km (0.035 R)
• M5: 1,675,347 km (0.062 R)
• M6: 2,166,177 km (0.074 R)
• M7: 2,625,592 km (0.115 R)
• M8: 2,908,033 km (0.072 R)
• M9: 3,757,001 km (0.115 R)
• M10: 4,762,299 km (0.112 R)
• M11: 5,163,371 km (0.11 R)
• M12: 5,913,454 km (0.099 R)
• M13: 7,377,718 km (0.03 R)
• M14: 9,165,114 km (0.067 R)
• M15: 9,653,551 km (0.077 R)
• M16: 11,783,226 km (0.038 R)
• M17: 12,597,487 km (0.101 R)
• M18: 14,598,658 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.3

Radius: 4.1

Gravity: 25.78 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 4.91 AU - 6.25 AU

Year: 9265 Days

Day: 17.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,126,302 km

• M1: 51,162 km (0.104 R)
• M2: 205,099 km (0.114 R)
• M3: 340,634 km (0.076 R)
• M4: 495,917 km (0.104 R)
• M5: 683,513 km (0.109 R)
• M6: 899,233 km (0.084 R)
• M7: 1,454,540 km (0.109 R)
• M8: 1,888,374 km (0.111 R)
• M9: 2,439,642 km (0.108 R)
• M10: 2,684,085 km (0.114 R)
• M11: 6,098,806 km (0.06 R)
• M12: 7,829,803 km (0.096 R)
• M13: 9,909,812 km (0.094 R)
• M14: 10,241,021 km (0.097 R)
• M15: 12,276,899 km (0.099 R)
• M16: 14,266,700 km (0.025 R)
• M17: 15,243,873 km (0.043 R)
• M18: 16,330,253 km (0.032 R)
• M19: 17,880,685 km (0.109 R)
• M20: 19,306,503 km (0.094 R)
• M21: 21,348,963 km (0.046 R)
• M22: 21,980,714 km (0.109 R)
• M23: 22,706,414 km (0.098 R)
• M24: 23,614,622 km (0.113 R)
• M25: 25,152,788 km (0.039 R)
• M26: 26,394,300 km (0.101 R)
• M27: 27,121,944 km (0.119 R)
• M28: 30,067,377 km (0.049 R)
• M29: 35,037,766 km (0.093 R)
• M30: 35,475,041 km (0.085 R)
• M31: 37,034,449 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.7

Radius: 5.9

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.34 AU - 7.58 AU

Year: 11541 Days

Day: 17 Hours

Environment

Temp: -226 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,126,302 km

• M1: 73,303 km (0.102 R)
• M2: 313,258 km (0.099 R)
• M3: 518,656 km (0.118 R)
• M4: 1,022,202 km (0.058 R)
• M5: 1,225,506 km (0.063 R)
• M6: 1,466,059 km (0.032 R)
• M7: 1,692,401 km (0.057 R)
• M8: 2,545,557 km (0.08 R)
• M9: 3,655,424 km (0.064 R)
• M10: 4,614,346 km (0.081 R)
• M11: 5,524,949 km (0.118 R)
• M12: 6,049,588 km (0.064 R)
• M13: 8,450,634 km (0.084 R)
• M14: 12,097,830 km (0.117 R)
• M15: 13,764,051 km (0.057 R)
• M16: 18,102,988 km (0.089 R)
• M17: 19,970,717 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410.6

Radius: 7.7

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.77 AU - 10.99 AU

Year: 18601 Days

Day: 19.5 Hours

Environment

Temp: -244 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,126,302 km

• M1: 96,341 km (0.116 R)
• M2: 341,083 km (0.085 R)
• M3: 1,913,955 km (0.062 R)
• M4: 2,601,956 km (0.082 R)
• M5: 3,914,527 km (0.048 R)
• M6: 4,914,290 km (0.115 R)
• M7: 6,513,342 km (0.102 R)
• M8: 7,909,090 km (0.069 R)
• M9: 12,822,333 km (0.104 R)
• M10: 13,278,307 km (0.113 R)
• M11: 15,139,305 km (0.081 R)
• M12: 18,369,422 km (0.089 R)
• M13: 18,782,162 km (0.088 R)
• M14: 20,407,543 km (0.095 R)
• M15: 22,031,727 km (0.108 R)
• M16: 24,927,194 km (0.106 R)
• M17: 25,535,309 km (0.085 R)
• M18: 26,886,777 km (0.094 R)
• M19: 29,393,438 km (0.096 R)
• M20: 32,529,907 km (0.076 R)
• M21: 34,866,177 km (0.057 R)
• M22: 45,033,447 km (0.05 R)
• M23: 51,763,706 km (0.07 R)
• M24: 54,429,839 km (0.103 R)
• M25: 60,396,849 km (0.107 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 14,598 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit