🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.1

Radius: 13.5

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.62 AU - 1.02 AU

Year: 513 Days

Day: 12.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,118,340 km

• M1: 181,612 km (0.115 R)
• M2: 680,371 km (0.062 R)
• M3: 1,120,787 km (0.087 R)
• M4: 1,544,000 km (0.113 R)
• M5: 2,393,716 km (0.096 R)
• M6: 3,296,987 km (0.117 R)
• M7: 4,709,191 km (0.047 R)
• M8: 5,578,505 km (0.102 R)
• M9: 6,873,573 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.6

Radius: 13.6

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.13 AU - 4.23 AU

Year: 5899 Days

Day: 13.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,118,340 km

• M1: 169,195 km (0.09 R)
• M2: 943,065 km (0.1 R)
• M3: 3,030,853 km (0.078 R)
• M4: 3,642,110 km (0.107 R)
• M5: 5,422,624 km (0.12 R)
• M6: 7,088,994 km (0.087 R)
• M7: 8,994,123 km (0.062 R)
• M8: 11,079,817 km (0.05 R)
• M9: 11,600,118 km (0.062 R)
• M10: 12,740,652 km (0.117 R)
• M11: 13,417,732 km (0.059 R)
• M12: 19,319,368 km (0.057 R)
• M13: 20,283,676 km (0.083 R)
• M14: 21,789,827 km (0.078 R)
• M15: 22,758,922 km (0.074 R)
• M16: 24,226,627 km (0.072 R)
• M17: 25,674,585 km (0.084 R)
• M18: 28,565,713 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.5

Radius: 9

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.44 AU - 5.5 AU

Year: 6523 Days

Day: 9.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,118,340 km

• M1: 112,498 km (0.103 R)
• M2: 411,843 km (0.086 R)
• M3: 694,433 km (0.064 R)
• M4: 1,020,108 km (0.118 R)
• M5: 1,521,111 km (0.105 R)
• M6: 2,746,318 km (0.112 R)
• M7: 3,239,093 km (0.076 R)
• M8: 3,859,924 km (0.106 R)
• M9: 4,690,940 km (0.115 R)
• M10: 5,337,502 km (0.097 R)
• M11: 5,978,529 km (0.099 R)
• M12: 7,304,266 km (0.101 R)
• M13: 7,749,020 km (0.116 R)
• M14: 8,133,337 km (0.119 R)
• M15: 9,192,490 km (0.071 R)
• M16: 11,142,049 km (0.106 R)
• M17: 11,983,837 km (0.089 R)
• M18: 14,074,467 km (0.062 R)
• M19: 15,656,913 km (0.104 R)
• M20: 16,209,827 km (0.085 R)
• M21: 16,712,177 km (0.108 R)
• M22: 20,234,458 km (0.104 R)
• M23: 22,322,246 km (0.099 R)
• M24: 27,714,950 km (0.03 R)
• M25: 28,888,695 km (0.118 R)
• M26: 29,348,858 km (0.096 R)
• M27: 31,335,219 km (0.075 R)
• M28: 31,626,187 km (0.113 R)
• M29: 31,918,800 km (0.044 R)
• M30: 32,907,642 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.3

Radius: 10.8

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.62 AU - 5.34 AU

Year: 6545 Days

Day: 12 Hours

Environment

Temp: -219 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,118,340 km

• M1: 135,835 km (0.094 R)
• M2: 618,438 km (0.073 R)
• M3: 1,462,618 km (0.092 R)
• M4: 1,997,880 km (0.106 R)
• M5: 2,385,188 km (0.084 R)
• M6: 3,521,833 km (0.116 R)
• M7: 4,288,223 km (0.1 R)
• M8: 5,012,875 km (0.11 R)
• M9: 6,438,692 km (0.104 R)
• M10: 6,948,821 km (0.052 R)
• M11: 7,356,924 km (0.061 R)
• M12: 8,221,450 km (0.027 R)
• M13: 9,115,297 km (0.106 R)
• M14: 10,191,953 km (0.066 R)
• M15: 10,719,735 km (0.086 R)
• M16: 12,504,736 km (0.089 R)
• M17: 15,515,244 km (0.065 R)
• M18: 16,710,381 km (0.089 R)
• M19: 17,965,956 km (0.089 R)
• M20: 18,378,398 km (0.088 R)
• M21: 20,154,573 km (0.06 R)
• M22: 20,857,384 km (0.094 R)
• M23: 21,510,379 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.5

Radius: 12.4

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.73 AU - 5.71 AU

Year: 7078 Days

Day: 7.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,118,340 km

• M1: 187,446 km (0.094 R)
• M2: 923,916 km (0.114 R)
• M3: 1,651,710 km (0.113 R)
• M4: 2,094,520 km (0.103 R)
• M5: 2,518,630 km (0.11 R)
• M6: 2,964,132 km (0.107 R)
• M7: 3,382,109 km (0.109 R)
• M8: 4,083,723 km (0.105 R)
• M9: 4,628,558 km (0.105 R)
• M10: 5,835,813 km (0.117 R)
• M11: 7,411,976 km (0.103 R)
• M12: 7,829,205 km (0.084 R)
• M13: 8,749,231 km (0.066 R)
• M14: 11,387,540 km (0.085 R)
• M15: 12,373,988 km (0.117 R)
• M16: 13,570,172 km (0.109 R)
• M17: 14,196,539 km (0.114 R)
• M18: 15,507,016 km (0.11 R)
• M19: 18,367,776 km (0.091 R)
• M20: 19,723,582 km (0.106 R)
• M21: 21,987,297 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.3

Radius: 10.3

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.54 AU - 6.52 AU

Year: 8976 Days

Day: 7 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,118,340 km

• M1: 128,804 km (0.063 R)
• M2: 461,061 km (0.113 R)
• M3: 1,073,066 km (0.111 R)
• M4: 1,616,854 km (0.115 R)
• M5: 2,139,100 km (0.058 R)
• M6: 2,627,238 km (0.105 R)
• M7: 3,120,163 km (0.104 R)
• M8: 3,881,317 km (0.114 R)
• M9: 5,701,025 km (0.091 R)
• M10: 6,088,035 km (0.101 R)
• M11: 6,492,548 km (0.097 R)
• M12: 8,977,667 km (0.054 R)
• M13: 9,551,525 km (0.06 R)
• M14: 10,457,938 km (0.119 R)
• M15: 11,754,503 km (0.085 R)
• M16: 12,094,689 km (0.107 R)
• M17: 12,617,533 km (0.081 R)
• M18: 13,215,925 km (0.064 R)
• M19: 13,895,997 km (0.099 R)
• M20: 15,800,677 km (0.087 R)
• M21: 17,948,154 km (0.06 R)
• M22: 18,705,269 km (0.074 R)
• M23: 19,247,860 km (0.119 R)
• M24: 20,938,616 km (0.102 R)
• M25: 23,612,528 km (0.092 R)
• M26: 26,024,046 km (0.092 R)
• M27: 28,493,458 km (0.098 R)
• M28: 31,115,160 km (0.082 R)
• M29: 32,987,078 km (0.113 R)
• M30: 33,551,661 km (0.061 R)
• M31: 34,237,567 km (0.119 R)
• M32: 45,402,655 km (0.107 R)
• M33: 46,949,197 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651.3

Radius: 5.5

Gravity: 21.53 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 6.58 AU - 8.58 AU

Year: 14405 Days

Day: 18.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 169.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,118,340 km

• M1: 68,516 km (0.026 R)
• M2: 267,032 km (0.063 R)
• M3: 467,344 km (0.117 R)
• M4: 1,263,504 km (0.08 R)
• M5: 1,772,136 km (0.093 R)
• M6: 2,148,824 km (0.086 R)
• M7: 2,732,256 km (0.102 R)
• M8: 3,389,589 km (0.105 R)
• M9: 3,603,214 km (0.115 R)
• M10: 3,998,751 km (0.032 R)
• M11: 4,391,445 km (0.084 R)
• M12: 5,613,810 km (0.115 R)
• M13: 5,951,602 km (0.071 R)
• M14: 7,351,688 km (0.118 R)
• M15: 8,907,656 km (0.05 R)
• M16: 15,083,654 km (0.106 R)
• M17: 15,736,499 km (0.094 R)
• M18: 16,635,882 km (0.117 R)
• M19: 18,783,957 km (0.112 R)
• M20: 19,795,389 km (0.077 R)
• M21: 21,651,898 km (0.077 R)
• M22: 25,099,232 km (0.109 R)
• M23: 25,605,172 km (0.118 R)
• M24: 30,241,060 km (0.113 R)
• M25: 30,698,829 km (0.103 R)
• M26: 31,981,332 km (0.077 R)
• M27: 39,884,737 km (0.046 R)
• M28: 50,424,057 km (0.111 R)
• M29: 51,553,670 km (0.095 R)
• M30: 53,529,559 km (0.11 R)
• M31: 55,214,031 km (0.101 R)
• M32: 57,456,353 km (0.108 R)
• M33: 59,758,814 km (0.11 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 19,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit