🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201

Radius: 11.4

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.55 AU - 0.91 AU

Year: 431 Days

Day: 11.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,963,506 km

• M1: 141,819 km (0.066 R)
• M2: 553,662 km (0.078 R)
• M3: 997,668 km (0.092 R)
• M4: 1,508,545 km (0.074 R)
• M5: 2,015,083 km (0.07 R)
• M6: 2,918,355 km (0.118 R)
• M7: 3,436,413 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.3

Radius: 13.6

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.32 AU - 3.48 AU

Year: 3409 Days

Day: 6.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,963,506 km

• M1: 203,004 km (0.117 R)
• M2: 631,602 km (0.116 R)
• M3: 1,168,359 km (0.118 R)
• M4: 1,597,556 km (0.111 R)
• M5: 2,424,682 km (0.111 R)
• M6: 3,033,845 km (0.106 R)
• M7: 3,521,833 km (0.072 R)
• M8: 4,150,294 km (0.083 R)
• M9: 4,952,138 km (0.069 R)
• M10: 5,417,238 km (0.099 R)
• M11: 6,709,614 km (0.1 R)
• M12: 7,578,479 km (0.05 R)
• M13: 9,423,319 km (0.055 R)
• M14: 11,110,783 km (0.082 R)
• M15: 13,481,311 km (0.106 R)
• M16: 14,445,021 km (0.088 R)
• M17: 15,508,662 km (0.119 R)
• M18: 21,084,324 km (0.117 R)
• M19: 22,174,144 km (0.106 R)
• M20: 25,213,524 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814

Radius: 13.9

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.19 AU - 4.21 AU

Year: 5941 Days

Day: 7 Hours

Environment

Temp: -219 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,963,506 km

• M1: 174,132 km (0.097 R)
• M2: 982,260 km (0.1 R)
• M3: 1,838,857 km (0.111 R)
• M4: 2,356,914 km (0.059 R)
• M5: 4,121,870 km (0.085 R)
• M6: 4,556,602 km (0.093 R)
• M7: 5,489,045 km (0.072 R)
• M8: 5,921,533 km (0.076 R)
• M9: 7,924,498 km (0.09 R)
• M10: 9,844,138 km (0.104 R)
• M11: 12,212,123 km (0.074 R)
• M12: 12,791,964 km (0.059 R)
• M13: 13,780,507 km (0.068 R)
• M14: 14,525,804 km (0.028 R)
• M15: 16,222,244 km (0.059 R)
• M16: 17,578,647 km (0.106 R)
• M17: 23,931,022 km (0.109 R)
• M18: 26,993,141 km (0.117 R)
• M19: 32,261,678 km (0.11 R)
• M20: 34,611,113 km (0.08 R)

Asteroid Belt

Center: 4.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.7

Radius: 5.2

Gravity: 19.96 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.44 AU - 6.76 AU

Year: 9147 Days

Day: 17.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,963,506 km

• M1: 64,925 km (0.078 R)
• M2: 284,086 km (0.114 R)
• M3: 591,510 km (0.12 R)
• M4: 1,059,602 km (0.056 R)
• M5: 1,246,449 km (0.118 R)
• M6: 1,455,288 km (0.056 R)
• M7: 1,644,679 km (0.074 R)
• M8: 2,296,477 km (0.103 R)
• M9: 2,977,596 km (0.097 R)
• M10: 3,809,809 km (0.102 R)
• M11: 4,066,369 km (0.111 R)
• M12: 4,556,901 km (0.036 R)
• M13: 5,525,248 km (0.109 R)
• M14: 6,161,039 km (0.083 R)
• M15: 6,514,688 km (0.107 R)
• M16: 7,108,592 km (0.11 R)
• M17: 7,859,872 km (0.118 R)
• M18: 8,149,643 km (0.046 R)
• M19: 8,318,390 km (0.086 R)
• M20: 8,575,848 km (0.079 R)
• M21: 11,241,532 km (0.084 R)
• M22: 11,503,478 km (0.031 R)
• M23: 14,784,458 km (0.106 R)
• M24: 15,353,828 km (0.062 R)
• M25: 18,133,506 km (0.109 R)
• M26: 21,390,850 km (0.088 R)
• M27: 23,368,384 km (0.077 R)
• M28: 24,140,309 km (0.115 R)
• M29: 26,098,695 km (0.047 R)
• M30: 30,026,387 km (0.098 R)
• M31: 31,246,358 km (0.106 R)
• M32: 34,330,467 km (0.096 R)
• M33: 38,670,750 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403

Radius: 5.9

Gravity: 11.58 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 9.94 AU - 11.06 AU

Year: 23485 Days

Day: 17.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,963,506 km

• M1: 75,248 km (0.075 R)
• M2: 259,702 km (0.093 R)
• M3: 544,387 km (0.083 R)
• M4: 739,313 km (0.069 R)
• M5: 1,041,201 km (0.107 R)
• M6: 1,248,843 km (0.102 R)
• M7: 1,547,740 km (0.048 R)
• M8: 1,784,553 km (0.081 R)
• M9: 2,185,326 km (0.101 R)
• M10: 2,440,091 km (0.096 R)
• M11: 3,436,263 km (0.114 R)
• M12: 3,635,079 km (0.072 R)
• M13: 5,250,736 km (0.088 R)
• M14: 6,278,323 km (0.086 R)
• M15: 6,707,071 km (0.051 R)
• M16: 8,567,620 km (0.117 R)
• M17: 16,643,511 km (0.101 R)
• M18: 19,994,354 km (0.118 R)
• M19: 22,069,725 km (0.077 R)
• M20: 24,807,964 km (0.031 R)
• M21: 25,660,822 km (0.103 R)
• M22: 28,221,339 km (0.054 R)
• M23: 28,683,447 km (0.089 R)
• M24: 32,060,320 km (0.094 R)
• M25: 33,456,367 km (0.095 R)
• M26: 36,369,187 km (0.085 R)
• M27: 39,017,069 km (0.097 R)
• M28: 40,169,422 km (0.112 R)
• M29: 46,273,464 km (0.099 R)
• M30: 47,890,617 km (0.047 R)
• M31: 50,217,312 km (0.118 R)
• M32: 50,895,739 km (0.025 R)
• M33: 64,772,886 km (0.103 R)
• M34: 64,973,198 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 13,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit