🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.3

Radius: 9.7

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.76 AU - 0.92 AU

Year: 497 Days

Day: 8.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,452,248 km

• M1: 120,576 km (0.112 R)
• M2: 463,604 km (0.052 R)
• M3: 772,972 km (0.109 R)
• M4: 1,170,603 km (0.118 R)
• M5: 1,511,986 km (0.118 R)
• M6: 1,896,303 km (0.054 R)
• M7: 2,244,866 km (0.093 R)
• M8: 2,616,168 km (0.116 R)
• M9: 2,951,267 km (0.1 R)
• M10: 3,338,875 km (0.073 R)
• M11: 3,957,312 km (0.107 R)
• M12: 4,273,114 km (0.106 R)
• M13: 4,847,270 km (0.045 R)
• M14: 5,356,053 km (0.075 R)
• M15: 5,726,307 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.7

Radius: 10

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.21 AU - 1.63 AU

Year: 1093 Days

Day: 7.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,452,248 km

• M1: 124,316 km (0.103 R)
• M2: 532,269 km (0.094 R)
• M3: 935,735 km (0.115 R)
• M4: 1,310,477 km (0.118 R)
• M5: 1,862,793 km (0.101 R)
• M6: 2,204,773 km (0.103 R)
• M7: 2,895,916 km (0.103 R)
• M8: 3,631,339 km (0.096 R)
• M9: 4,577,096 km (0.116 R)
• M10: 5,266,892 km (0.075 R)
• M11: 5,636,997 km (0.1 R)
• M12: 6,113,018 km (0.074 R)
• M13: 6,522,168 km (0.112 R)
• M14: 6,973,954 km (0.073 R)
• M15: 7,345,106 km (0.115 R)
• M16: 8,020,091 km (0.036 R)
• M17: 8,764,191 km (0.08 R)
• M18: 9,796,417 km (0.055 R)
• M19: 10,973,602 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.9

Radius: 11.7

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.46 AU - 2.34 AU

Year: 1691 Days

Day: 9.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,452,248 km

• M1: 145,559 km (0.102 R)
• M2: 547,079 km (0.069 R)
• M3: 1,085,931 km (0.078 R)
• M4: 1,843,046 km (0.109 R)
• M5: 2,238,433 km (0.074 R)
• M6: 2,868,988 km (0.103 R)
• M7: 3,265,273 km (0.116 R)
• M8: 3,850,799 km (0.105 R)
• M9: 4,660,722 km (0.078 R)
• M10: 5,043,991 km (0.104 R)
• M11: 6,973,654 km (0.085 R)
• M12: 9,133,997 km (0.117 R)
• M13: 9,933,149 km (0.119 R)
• M14: 11,023,568 km (0.082 R)
• M15: 12,728,385 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.4

Radius: 6

Gravity: 10.96 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.6 AU - 8.12 AU

Year: 11601 Days

Day: 20.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 84,452,248 km

• M1: 74,649 km (0.071 R)
• M2: 395,537 km (0.032 R)
• M3: 1,113,607 km (0.109 R)
• M4: 1,461,571 km (0.036 R)
• M5: 1,942,977 km (0.104 R)
• M6: 2,524,614 km (0.076 R)
• M7: 2,742,428 km (0.061 R)
• M8: 3,059,725 km (0.062 R)
• M9: 3,869,947 km (0.12 R)
• M10: 4,380,674 km (0.096 R)
• M11: 4,696,326 km (0.105 R)
• M12: 6,183,628 km (0.082 R)
• M13: 8,257,204 km (0.094 R)
• M14: 8,873,846 km (0.064 R)
• M15: 10,549,642 km (0.113 R)
• M16: 11,222,533 km (0.099 R)
• M17: 12,653,287 km (0.11 R)
• M18: 14,139,841 km (0.098 R)
• M19: 14,702,479 km (0.072 R)
• M20: 18,248,547 km (0.028 R)
• M21: 18,616,857 km (0.104 R)
• M22: 22,917,347 km (0.057 R)
• M23: 25,296,850 km (0.094 R)
• M24: 28,030,602 km (0.099 R)
• M25: 28,818,085 km (0.104 R)
• M26: 32,652,727 km (0.094 R)
• M27: 38,839,198 km (0.12 R)
• M28: 40,064,554 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.5

Radius: 5.6

Gravity: 27.57 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 8.04 AU - 12.22 AU

Year: 20818 Days

Day: 19.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 84,452,248 km

• M1: 69,713 km (0.097 R)
• M2: 250,726 km (0.041 R)
• M3: 435,031 km (0.082 R)
• M4: 1,587,233 km (0.053 R)
• M5: 1,805,497 km (0.081 R)
• M6: 3,074,685 km (0.085 R)
• M7: 3,844,815 km (0.11 R)
• M8: 4,240,800 km (0.116 R)
• M9: 5,113,704 km (0.071 R)
• M10: 5,927,965 km (0.11 R)
• M11: 6,778,579 km (0.104 R)
• M12: 7,111,733 km (0.037 R)
• M13: 7,306,809 km (0.097 R)
• M14: 7,656,868 km (0.107 R)
• M15: 9,816,014 km (0.078 R)
• M16: 10,491,448 km (0.074 R)
• M17: 14,417,345 km (0.09 R)
• M18: 20,277,842 km (0.097 R)
• M19: 20,968,984 km (0.039 R)
• M20: 21,169,295 km (0.114 R)
• M21: 21,777,860 km (0.08 R)
• M22: 23,243,171 km (0.116 R)
• M23: 27,191,807 km (0.08 R)
• M24: 27,910,774 km (0.059 R)
• M25: 35,526,353 km (0.118 R)
• M26: 35,811,187 km (0.055 R)
• M27: 36,965,484 km (0.119 R)
• M28: 39,196,587 km (0.083 R)
• M29: 40,577,375 km (0.12 R)
• M30: 44,252,995 km (0.113 R)
• M31: 48,843,555 km (0.115 R)
• M32: 49,019,482 km (0.093 R)
• M33: 50,441,709 km (0.098 R)
• M34: 55,062,937 km (0.072 R)
• M35: 56,212,597 km (0.084 R)
• M36: 61,995,602 km (0.088 R)
• M37: 65,991,810 km (0.052 R)
• M38: 67,288,673 km (0.027 R)
• M39: 67,943,314 km (0.116 R)
• M40: 77,083,295 km (0.087 R)
• M41: 83,443,748 km (0.063 R)
• M42: 84,452,187 km (0.061 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 20,245 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit