🌌 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: 322.6

Radius: 14.1

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.82 AU - 0.82 AU

Year: 513 Days

Day: 8.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 11,186,245 km

• M1: 175,329 km (0.106 R)
• M2: 634,295 km (0.113 R)
• M3: 1,206,507 km (0.11 R)
• M4: 1,836,763 km (0.118 R)
• M5: 2,340,010 km (0.077 R)
• M6: 2,836,376 km (0.112 R)
• M7: 3,539,486 km (0.119 R)
• M8: 4,277,302 km (0.059 R)
• M9: 4,824,831 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.7

Radius: 13

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.03 AU - 1.21 AU

Year: 818 Days

Day: 6.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 11,186,245 km

• M1: 161,715 km (0.102 R)
• M2: 570,417 km (0.072 R)
• M3: 1,068,129 km (0.099 R)
• M4: 1,527,394 km (0.106 R)
• M5: 2,008,800 km (0.041 R)
• M6: 2,492,151 km (0.112 R)
• M7: 2,940,945 km (0.096 R)
• M8: 3,723,491 km (0.117 R)
• M9: 4,505,289 km (0.103 R)
• M10: 5,720,623 km (0.072 R)
• M11: 6,529,498 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 1000

Radius: 12.7

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.36 AU - 3.4 AU

Year: 4289 Days

Day: 11 Hours

Environment

Temp: -225 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 11,186,245 km

• M1: 157,975 km (0.12 R)
• M2: 955,930 km (0.079 R)
• M3: 1,654,104 km (0.112 R)
• M4: 5,333,014 km (0.084 R)
• M5: 9,206,253 km (0.095 R)
• M6: 10,711,507 km (0.104 R)
• M7: 11,357,470 km (0.113 R)
• M8: 13,399,631 km (0.052 R)
• M9: 17,878,292 km (0.114 R)
• M10: 20,629,247 km (0.117 R)
• M11: 21,197,270 km (0.044 R)
• M12: 27,893,421 km (0.039 R)
• M13: 29,651,944 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.4

Radius: 10

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.12 AU - 3.84 AU

Year: 4481 Days

Day: 10.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 11,186,245 km

• M1: 124,316 km (0.083 R)
• M2: 666,907 km (0.075 R)
• M3: 1,328,728 km (0.101 R)
• M4: 1,644,380 km (0.068 R)
• M5: 2,039,169 km (0.086 R)
• M6: 2,647,284 km (0.107 R)
• M7: 3,003,776 km (0.077 R)
• M8: 3,432,972 km (0.049 R)
• M9: 4,107,359 km (0.045 R)
• M10: 4,946,005 km (0.091 R)
• M11: 5,322,991 km (0.052 R)
• M12: 5,748,149 km (0.061 R)
• M13: 7,504,577 km (0.093 R)
• M14: 9,800,456 km (0.115 R)
• M15: 13,907,964 km (0.073 R)
• M16: 14,497,829 km (0.084 R)
• M17: 15,499,087 km (0.096 R)
• M18: 16,724,593 km (0.09 R)
• M19: 18,521,563 km (0.029 R)
• M20: 19,235,743 km (0.093 R)
• M21: 20,239,096 km (0.091 R)
• M22: 20,581,226 km (0.118 R)
• M23: 23,308,545 km (0.07 R)
• M24: 26,593,714 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.2

Radius: 8.4

Gravity: 11.09 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.39 AU - 3.91 AU

Year: 4813 Days

Day: 12.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 11,186,245 km

• M1: 165,754 km (0.065 R)
• M2: 517,908 km (0.105 R)
• M3: 829,371 km (0.112 R)
• M4: 1,571,376 km (0.1 R)
• M5: 1,937,592 km (0.104 R)
• M6: 2,344,199 km (0.103 R)
• M7: 3,308,806 km (0.1 R)
• M8: 4,293,309 km (0.086 R)
• M9: 5,403,924 km (0.066 R)
• M10: 5,753,833 km (0.094 R)
• M11: 6,828,245 km (0.057 R)
• M12: 9,662,227 km (0.115 R)
• M13: 15,746,971 km (0.062 R)
• M14: 19,004,166 km (0.069 R)
• M15: 19,406,733 km (0.119 R)
• M16: 19,952,317 km (0.094 R)
• M17: 20,719,155 km (0.099 R)
• M18: 23,290,144 km (0.028 R)
• M19: 25,332,604 km (0.094 R)
• M20: 26,148,960 km (0.085 R)
• M21: 27,236,387 km (0.111 R)
• M22: 29,144,657 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.2

Radius: 8.3

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.63 AU - 5.07 AU

Year: 6262 Days

Day: 11.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 11,186,245 km

• M1: 103,372 km (0.094 R)
• M2: 436,527 km (0.062 R)
• M3: 791,522 km (0.085 R)
• M4: 1,679,685 km (0.041 R)
• M5: 3,347,851 km (0.095 R)
• M6: 3,823,871 km (0.073 R)
• M7: 4,361,825 km (0.112 R)
• M8: 6,147,276 km (0.089 R)
• M9: 7,054,736 km (0.062 R)
• M10: 9,162,421 km (0.118 R)
• M11: 10,630,574 km (0.106 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 15,283 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit