🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.2

Radius: 11.9

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.56 AU - 0.58 AU

Year: 297 Days

Day: 5.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,240,632 km

• M1: 148,102 km (0.101 R)
• M2: 546,930 km (0.116 R)
• M3: 956,828 km (0.11 R)
• M4: 1,508,994 km (0.107 R)
• M5: 2,479,585 km (0.094 R)
• M6: 2,868,539 km (0.097 R)
• M7: 3,572,397 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.3

Radius: 12.6

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.54 AU - 0.62 AU

Year: 305 Days

Day: 14 Hours

Environment

Temp: -147 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,240,632 km

• M1: 156,779 km (0.094 R)
• M2: 566,976 km (0.077 R)
• M3: 1,032,674 km (0.096 R)
• M4: 1,612,067 km (0.092 R)
• M5: 2,032,885 km (0.073 R)
• M6: 2,447,122 km (0.093 R)
• M7: 3,176,561 km (0.118 R)
• M8: 3,884,907 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.6

Radius: 8.5

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.64 AU - 0.98 AU

Year: 503 Days

Day: 6 Hours

Environment

Temp: -157 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,240,632 km

• M1: 105,766 km (0.069 R)
• M2: 462,407 km (0.117 R)
• M3: 1,074,861 km (0.112 R)
• M4: 1,692,700 km (0.079 R)
• M5: 2,313,830 km (0.058 R)
• M6: 3,388,242 km (0.062 R)
• M7: 3,923,952 km (0.079 R)
• M8: 4,246,934 km (0.099 R)
• M9: 5,486,502 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.4

Radius: 8

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.22 AU - 1.98 AU

Year: 1397 Days

Day: 14.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,240,632 km

• M1: 114,891 km (0.106 R)
• M2: 389,852 km (0.104 R)
• M3: 799,301 km (0.049 R)
• M4: 1,196,185 km (0.095 R)
• M5: 1,601,146 km (0.032 R)
• M6: 1,882,540 km (0.085 R)
• M7: 2,433,509 km (0.068 R)
• M8: 3,180,600 km (0.077 R)
• M9: 4,364,667 km (0.111 R)
• M10: 8,371,497 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.2

Radius: 9.6

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.43 AU - 3.71 AU

Year: 4656 Days

Day: 7.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,240,632 km

• M1: 119,379 km (0.103 R)
• M2: 578,645 km (0.091 R)
• M3: 891,753 km (0.096 R)
• M4: 1,604,587 km (0.05 R)
• M5: 1,914,703 km (0.084 R)
• M6: 2,544,361 km (0.108 R)
• M7: 2,970,266 km (0.109 R)
• M8: 4,190,087 km (0.106 R)
• M9: 5,092,461 km (0.069 R)
• M10: 6,119,450 km (0.113 R)
• M11: 6,635,264 km (0.115 R)
• M12: 7,245,773 km (0.096 R)
• M13: 7,719,101 km (0.086 R)
• M14: 8,321,681 km (0.074 R)
• M15: 9,461,018 km (0.081 R)
• M16: 12,329,109 km (0.052 R)
• M17: 14,854,919 km (0.069 R)
• M18: 16,182,002 km (0.094 R)
• M19: 16,815,997 km (0.111 R)
• M20: 19,583,259 km (0.036 R)
• M21: 20,436,116 km (0.117 R)
• M22: 22,356,803 km (0.042 R)
• M23: 23,506,762 km (0.096 R)
• M24: 24,096,327 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.8

Radius: 6.1

Gravity: 18.08 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.55 AU - 8.23 AU

Year: 12484 Days

Day: 17.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 55,240,632 km

• M1: 75,996 km (0.09 R)
• M2: 403,017 km (0.063 R)
• M3: 810,222 km (0.119 R)
• M4: 1,012,329 km (0.057 R)
• M5: 1,248,394 km (0.072 R)
• M6: 1,800,111 km (0.101 R)
• M7: 2,076,418 km (0.11 R)
• M8: 2,671,070 km (0.114 R)
• M9: 3,659,613 km (0.115 R)
• M10: 4,775,014 km (0.106 R)
• M11: 5,306,536 km (0.049 R)
• M12: 5,803,201 km (0.089 R)
• M13: 6,566,000 km (0.103 R)
• M14: 7,743,335 km (0.111 R)
• M15: 8,196,019 km (0.095 R)
• M16: 9,608,821 km (0.117 R)
• M17: 10,563,255 km (0.116 R)
• M18: 12,413,332 km (0.069 R)
• M19: 13,543,843 km (0.083 R)
• M20: 15,506,866 km (0.086 R)
• M21: 16,007,720 km (0.109 R)
• M22: 16,741,797 km (0.066 R)
• M23: 16,966,343 km (0.113 R)
• M24: 17,962,665 km (0.115 R)
• M25: 18,355,958 km (0.079 R)
• M26: 28,214,458 km (0.091 R)
• M27: 30,491,936 km (0.106 R)
• M28: 31,164,528 km (0.063 R)
• M29: 38,703,662 km (0.115 R)
• M30: 41,372,937 km (0.104 R)
• M31: 42,752,528 km (0.077 R)
• M32: 46,334,948 km (0.117 R)
• M33: 47,672,054 km (0.06 R)
• M34: 51,679,332 km (0.096 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: 221 - 13,188 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit