🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.9

Radius: 14.2

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.44 AU - 1.52 AU

Year: 1201 Days

Day: 14 Hours

Environment

Temp: -200 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,378,409 km

• M1: 176,675 km (0.099 R)
• M2: 715,676 km (0.052 R)
• M3: 1,825,393 km (0.09 R)
• M4: 3,397,068 km (0.098 R)
• M5: 3,860,074 km (0.081 R)
• M6: 4,934,486 km (0.097 R)
• M7: 5,573,269 km (0.085 R)
• M8: 6,088,334 km (0.12 R)
• M9: 6,753,147 km (0.107 R)
• M10: 7,542,425 km (0.088 R)
• M11: 9,100,487 km (0.098 R)
• M12: 9,664,920 km (0.12 R)
• M13: 11,162,096 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.7

Radius: 10.7

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.37 AU - 2.19 AU

Year: 1584 Days

Day: 9.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,378,409 km

• M1: 133,292 km (0.113 R)
• M2: 477,367 km (0.08 R)
• M3: 944,860 km (0.108 R)
• M4: 1,537,717 km (0.075 R)
• M5: 1,925,325 km (0.08 R)
• M6: 2,277,328 km (0.03 R)
• M7: 2,743,027 km (0.077 R)
• M8: 3,083,063 km (0.104 R)
• M9: 3,535,297 km (0.117 R)
• M10: 4,277,602 km (0.112 R)
• M11: 5,297,410 km (0.069 R)
• M12: 6,194,399 km (0.088 R)
• M13: 7,525,222 km (0.116 R)
• M14: 8,137,675 km (0.085 R)
• M15: 9,037,806 km (0.066 R)
• M16: 9,396,093 km (0.082 R)
• M17: 9,865,830 km (0.113 R)
• M18: 14,515,481 km (0.098 R)
• M19: 15,603,806 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.5

Radius: 12.1

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.74 AU - 2.58 AU

Year: 2117 Days

Day: 9 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,378,409 km

• M1: 150,944 km (0.095 R)
• M2: 561,142 km (0.077 R)
• M3: 1,012,927 km (0.103 R)
• M4: 1,506,899 km (0.096 R)
• M5: 2,011,044 km (0.108 R)
• M6: 3,177,160 km (0.095 R)
• M7: 3,765,528 km (0.078 R)
• M8: 4,553,610 km (0.116 R)
• M9: 4,953,036 km (0.083 R)
• M10: 5,596,307 km (0.092 R)
• M11: 6,707,071 km (0.102 R)
• M12: 8,086,363 km (0.107 R)
• M13: 8,574,800 km (0.088 R)
• M14: 9,048,427 km (0.048 R)
• M15: 9,575,012 km (0.115 R)
• M16: 10,159,341 km (0.086 R)
• M17: 10,728,710 km (0.116 R)
• M18: 12,912,391 km (0.116 R)
• M19: 13,808,631 km (0.085 R)
• M20: 15,328,546 km (0.095 R)
• M21: 16,384,707 km (0.068 R)
• M22: 17,381,627 km (0.102 R)
• M23: 17,813,217 km (0.107 R)
• M24: 18,641,839 km (0.097 R)
• M25: 19,094,223 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.9

Radius: 9

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.05 AU - 2.39 AU

Year: 2206 Days

Day: 8.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,378,409 km

• M1: 111,899 km (0.102 R)
• M2: 399,127 km (0.112 R)
• M3: 690,095 km (0.067 R)
• M4: 1,237,025 km (0.104 R)
• M5: 1,577,061 km (0.074 R)
• M6: 1,909,916 km (0.106 R)
• M7: 2,315,775 km (0.108 R)
• M8: 2,704,730 km (0.087 R)
• M9: 3,008,862 km (0.047 R)
• M10: 3,815,194 km (0.104 R)
• M11: 4,380,525 km (0.118 R)
• M12: 4,823,933 km (0.116 R)
• M13: 5,925,422 km (0.12 R)
• M14: 6,310,038 km (0.068 R)
• M15: 7,100,962 km (0.114 R)
• M16: 7,925,845 km (0.056 R)
• M17: 9,281,201 km (0.093 R)
• M18: 10,157,695 km (0.107 R)
• M19: 10,523,462 km (0.11 R)
• M20: 13,334,705 km (0.09 R)
• M21: 14,587,588 km (0.073 R)
• M22: 16,611,497 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150

Radius: 13.8

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.08 AU - 3.1 AU

Year: 3622 Days

Day: 14.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,378,409 km

• M1: 194,926 km (0.039 R)
• M2: 1,059,003 km (0.069 R)
• M3: 1,493,735 km (0.083 R)
• M4: 2,468,963 km (0.097 R)
• M5: 2,929,874 km (0.045 R)
• M6: 6,098,806 km (0.102 R)
• M7: 6,540,718 km (0.111 R)
• M8: 8,025,926 km (0.028 R)
• M9: 11,177,504 km (0.065 R)
• M10: 13,536,812 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.2

Radius: 8.2

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.64 AU - 3.72 AU

Year: 3782 Days

Day: 12 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,378,409 km

• M1: 104,270 km (0.113 R)
• M2: 906,862 km (0.066 R)
• M3: 1,225,057 km (0.1 R)
• M4: 1,606,681 km (0.11 R)
• M5: 2,429,469 km (0.114 R)
• M6: 2,851,186 km (0.114 R)
• M7: 3,469,773 km (0.108 R)
• M8: 3,985,138 km (0.109 R)
• M9: 4,828,870 km (0.055 R)
• M10: 6,003,662 km (0.094 R)
• M11: 6,687,174 km (0.03 R)
• M12: 7,645,798 km (0.12 R)
• M13: 8,040,437 km (0.087 R)
• M14: 12,140,017 km (0.113 R)
• M15: 13,752,233 km (0.103 R)
• M16: 14,534,929 km (0.118 R)
• M17: 15,398,558 km (0.112 R)
• M18: 16,675,675 km (0.092 R)
• M19: 17,283,940 km (0.034 R)
• M20: 18,021,756 km (0.075 R)
• M21: 21,184,554 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.9

Radius: 3.9

Gravity: 46.8 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 8.82 AU - 9.06 AU

Year: 17825 Days

Day: 16.3 Hours

Environment

Temp: -244 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 71,378,409 km

• M1: 48,470 km (0.074 R)
• M2: 201,658 km (0.108 R)
• M3: 374,743 km (0.107 R)
• M4: 585,526 km (0.096 R)
• M5: 850,165 km (0.09 R)
• M6: 1,176,438 km (0.08 R)
• M7: 1,717,234 km (0.119 R)
• M8: 3,810,108 km (0.088 R)
• M9: 4,893,047 km (0.047 R)
• M10: 6,991,456 km (0.11 R)
• M11: 7,937,065 km (0.052 R)
• M12: 8,186,145 km (0.106 R)
• M13: 8,491,923 km (0.096 R)
• M14: 10,194,197 km (0.102 R)
• M15: 10,667,824 km (0.113 R)
• M16: 19,457,148 km (0.105 R)
• M17: 19,818,876 km (0.104 R)
• M18: 21,501,852 km (0.065 R)
• M19: 25,794,562 km (0.118 R)
• M20: 28,719,350 km (0.08 R)
• M21: 30,503,305 km (0.081 R)
• M22: 31,982,678 km (0.082 R)
• M23: 32,233,853 km (0.1 R)
• M24: 35,350,575 km (0.034 R)
• M25: 36,432,617 km (0.05 R)
• M26: 38,804,790 km (0.114 R)
• M27: 40,247,213 km (0.118 R)
• M28: 41,874,688 km (0.081 R)
• M29: 42,326,025 km (0.109 R)
• M30: 45,576,786 km (0.073 R)
• M31: 46,535,260 km (0.12 R)
• M32: 47,833,919 km (0.106 R)
• M33: 50,503,493 km (0.115 R)
• M34: 57,423,143 km (0.096 R)
• M35: 70,738,400 km (0.085 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: 463 - 20,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit