🌌 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: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.3

Radius: 12.3

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.66 AU - 0.82 AU

Year: 424 Days

Day: 11.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,199,003 km

• M1: 153,338 km (0.105 R)
• M2: 876,494 km (0.109 R)
• M3: 1,462,319 km (0.062 R)
• M4: 1,895,704 km (0.092 R)
• M5: 2,715,201 km (0.076 R)
• M6: 3,147,090 km (0.061 R)
• M7: 3,577,334 km (0.116 R)
• M8: 4,034,206 km (0.051 R)
• M9: 4,614,197 km (0.097 R)
• M10: 5,233,831 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.1

Radius: 8.2

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1 AU - 1.58 AU

Year: 977 Days

Day: 13.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,199,003 km

• M1: 102,026 km (0.103 R)
• M2: 368,609 km (0.113 R)
• M3: 765,343 km (0.054 R)
• M4: 1,061,696 km (0.054 R)
• M5: 1,334,114 km (0.101 R)
• M6: 1,653,804 km (0.106 R)
• M7: 1,928,915 km (0.1 R)
• M8: 2,379,953 km (0.099 R)
• M9: 2,711,312 km (0.061 R)
• M10: 3,014,696 km (0.118 R)
• M11: 3,441,948 km (0.101 R)
• M12: 3,730,672 km (0.119 R)
• M13: 4,743,300 km (0.092 R)
• M14: 5,356,501 km (0.092 R)
• M15: 5,691,451 km (0.106 R)
• M16: 6,680,293 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.3

Radius: 14.7

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.37 AU - 5.43 AU

Year: 8368 Days

Day: 8.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,199,003 km

• M1: 182,809 km (0.038 R)
• M2: 721,511 km (0.115 R)
• M3: 1,212,640 km (0.107 R)
• M4: 2,833,683 km (0.11 R)
• M5: 3,583,767 km (0.097 R)
• M6: 4,638,282 km (0.057 R)
• M7: 5,516,721 km (0.098 R)
• M8: 6,066,792 km (0.077 R)
• M9: 7,399,559 km (0.099 R)
• M10: 8,421,014 km (0.046 R)
• M11: 9,199,970 km (0.099 R)
• M12: 9,729,397 km (0.104 R)
• M13: 10,535,729 km (0.099 R)
• M14: 14,278,070 km (0.032 R)
• M15: 17,049,071 km (0.057 R)
• M16: 17,702,365 km (0.106 R)
• M17: 20,484,137 km (0.084 R)
• M18: 23,456,946 km (0.086 R)
• M19: 24,722,843 km (0.075 R)
• M20: 26,129,362 km (0.115 R)
• M21: 27,292,336 km (0.104 R)
• M22: 28,794,449 km (0.098 R)
• M23: 33,068,909 km (0.088 R)
• M24: 37,020,536 km (0.116 R)
• M25: 38,984,756 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.3

Radius: 5.3

Gravity: 15.35 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.06 AU - 6.48 AU

Year: 10470 Days

Day: 20.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,199,003 km

• M1: 65,973 km (0.109 R)
• M2: 249,080 km (0.056 R)
• M3: 974,630 km (0.03 R)
• M4: 1,173,894 km (0.116 R)
• M5: 1,544,748 km (0.1 R)
• M6: 1,742,965 km (0.117 R)
• M7: 2,314,129 km (0.042 R)
• M8: 3,088,747 km (0.063 R)
• M9: 4,428,995 km (0.085 R)
• M10: 4,861,183 km (0.115 R)
• M11: 6,185,872 km (0.056 R)
• M12: 8,708,092 km (0.107 R)
• M13: 10,844,050 km (0.055 R)
• M14: 12,114,884 km (0.106 R)
• M15: 13,073,208 km (0.119 R)
• M16: 15,075,725 km (0.088 R)
• M17: 20,681,606 km (0.032 R)
• M18: 20,918,270 km (0.113 R)
• M19: 21,477,467 km (0.105 R)
• M20: 23,300,018 km (0.093 R)
• M21: 24,336,282 km (0.089 R)
• M22: 24,776,998 km (0.088 R)
• M23: 27,629,231 km (0.076 R)
• M24: 29,581,034 km (0.093 R)
• M25: 30,590,670 km (0.112 R)
• M26: 33,539,244 km (0.102 R)
• M27: 35,082,197 km (0.09 R)
• M28: 35,418,941 km (0.117 R)
• M29: 35,984,870 km (0.081 R)
• M30: 36,327,300 km (0.081 R)
• M31: 37,018,741 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 769.8

Radius: 5.6

Gravity: 24.55 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.9 AU - 8.5 AU

Year: 15659 Days

Day: 20.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,199,003 km

• M1: 70,311 km (0.044 R)
• M2: 461,210 km (0.117 R)
• M3: 691,292 km (0.093 R)
• M4: 963,261 km (0.096 R)
• M5: 1,376,300 km (0.117 R)
• M6: 1,673,252 km (0.069 R)
• M7: 1,993,092 km (0.1 R)
• M8: 2,290,044 km (0.042 R)
• M9: 2,482,128 km (0.025 R)
• M10: 3,149,783 km (0.119 R)
• M11: 3,497,598 km (0.095 R)
• M12: 3,870,695 km (0.032 R)
• M13: 4,365,864 km (0.093 R)
• M14: 4,595,497 km (0.086 R)
• M15: 4,798,501 km (0.065 R)
• M16: 5,222,910 km (0.11 R)
• M17: 5,710,300 km (0.099 R)
• M18: 8,211,577 km (0.076 R)
• M19: 9,026,885 km (0.105 R)
• M20: 9,783,402 km (0.106 R)
• M21: 10,523,013 km (0.09 R)
• M22: 12,177,267 km (0.09 R)
• M23: 13,440,321 km (0.06 R)
• M24: 14,210,152 km (0.12 R)
• M25: 14,715,045 km (0.12 R)
• M26: 19,194,155 km (0.075 R)
• M27: 21,551,967 km (0.059 R)
• M28: 21,835,904 km (0.113 R)
• M29: 22,605,136 km (0.03 R)
• M30: 25,021,291 km (0.055 R)
• M31: 25,334,848 km (0.094 R)
• M32: 27,161,887 km (0.105 R)
• M33: 27,493,246 km (0.108 R)
• M34: 28,389,786 km (0.064 R)
• M35: 29,074,945 km (0.116 R)
• M36: 29,421,712 km (0.074 R)
• M37: 39,715,542 km (0.097 R)
• M38: 49,827,161 km (0.111 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: 285 - 20,087 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit