🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.9

Radius: 8.6

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.8 AU - 0.98 AU

Year: 534 Days

Day: 11.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,298,035 km

• M1: 106,962 km (0.048 R)
• M2: 388,057 km (0.098 R)
• M3: 715,377 km (0.072 R)
• M4: 1,015,919 km (0.077 R)
• M5: 1,323,792 km (0.036 R)
• M6: 1,641,537 km (0.034 R)
• M7: 2,233,496 km (0.075 R)
• M8: 2,574,280 km (0.079 R)
• M9: 2,860,760 km (0.095 R)
• M10: 3,300,279 km (0.065 R)
• M11: 3,988,130 km (0.11 R)
• M12: 4,799,399 km (0.106 R)
• M13: 5,169,654 km (0.042 R)
• M14: 5,455,535 km (0.059 R)
• M15: 5,913,305 km (0.041 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.3

Radius: 11.7

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.57 AU - 3.79 AU

Year: 4489 Days

Day: 8.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,298,035 km

• M1: 145,708 km (0.098 R)
• M2: 802,892 km (0.1 R)
• M3: 1,659,639 km (0.117 R)
• M4: 2,261,621 km (0.093 R)
• M5: 2,883,200 km (0.096 R)
• M6: 3,905,103 km (0.104 R)
• M7: 4,889,307 km (0.036 R)
• M8: 5,474,983 km (0.07 R)
• M9: 7,693,220 km (0.1 R)
• M10: 8,518,552 km (0.089 R)
• M11: 9,267,588 km (0.115 R)
• M12: 9,848,925 km (0.115 R)
• M13: 11,313,040 km (0.033 R)
• M14: 12,137,623 km (0.108 R)
• M15: 13,470,391 km (0.051 R)
• M16: 15,792,898 km (0.111 R)
• M17: 16,772,614 km (0.061 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 771.9

Radius: 5.3

Gravity: 27.48 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.28 AU - 10.84 AU

Year: 17339 Days

Day: 19.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,298,035 km

• M1: 67,169 km (0.092 R)
• M2: 354,996 km (0.058 R)
• M3: 591,061 km (0.083 R)
• M4: 975,677 km (0.111 R)
• M5: 1,450,351 km (0.055 R)
• M6: 1,730,847 km (0.081 R)
• M7: 2,580,862 km (0.102 R)
• M8: 3,709,130 km (0.088 R)
• M9: 5,548,286 km (0.115 R)
• M10: 6,885,691 km (0.084 R)
• M11: 7,344,208 km (0.118 R)
• M12: 7,871,990 km (0.082 R)
• M13: 11,266,066 km (0.032 R)
• M14: 15,914,371 km (0.115 R)
• M15: 18,222,217 km (0.099 R)
• M16: 20,277,543 km (0.114 R)
• M17: 21,408,802 km (0.076 R)
• M18: 21,989,989 km (0.105 R)
• M19: 34,991,540 km (0.105 R)
• M20: 38,289,425 km (0.032 R)
• M21: 41,489,324 km (0.073 R)
• M22: 42,695,831 km (0.111 R)
• M23: 48,414,957 km (0.089 R)
• M24: 52,849,188 km (0.068 R)
• M25: 65,102,151 km (0.117 R)
• M26: 65,709,369 km (0.062 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.6

Radius: 7.4

Gravity: 15.2 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 8.65 AU - 9.53 AU

Year: 17425 Days

Day: 18.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,298,035 km

• M1: 92,152 km (0.074 R)
• M2: 322,234 km (0.079 R)
• M3: 615,595 km (0.081 R)
• M4: 879,785 km (0.117 R)
• M5: 1,532,032 km (0.112 R)
• M6: 1,786,647 km (0.096 R)
• M7: 2,562,013 km (0.084 R)
• M8: 2,848,643 km (0.103 R)
• M9: 3,839,429 km (0.101 R)
• M10: 5,851,820 km (0.063 R)
• M11: 6,394,112 km (0.118 R)
• M12: 7,015,093 km (0.077 R)
• M13: 7,387,442 km (0.058 R)
• M14: 8,849,312 km (0.108 R)
• M15: 9,451,294 km (0.09 R)
• M16: 11,548,507 km (0.075 R)
• M17: 11,806,414 km (0.074 R)
• M18: 13,364,924 km (0.098 R)
• M19: 14,156,746 km (0.119 R)
• M20: 22,543,053 km (0.069 R)
• M21: 27,134,511 km (0.119 R)
• M22: 32,440,448 km (0.069 R)
• M23: 38,255,766 km (0.115 R)
• M24: 45,047,060 km (0.027 R)
• M25: 47,478,026 km (0.081 R)
• M26: 59,600,240 km (0.115 R)
• M27: 61,344,701 km (0.066 R)
• M28: 64,327,234 km (0.092 R)
• M29: 68,874,560 km (0.091 R)
• M30: 70,579,827 km (0.103 R)
• M31: 71,659,774 km (0.115 R)
• M32: 72,970,251 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.9

Radius: 6.8

Gravity: 17.99 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.11 AU - 10.13 AU

Year: 17512 Days

Day: 20.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,298,035 km

• M1: 84,822 km (0.101 R)
• M2: 325,076 km (0.082 R)
• M3: 593,604 km (0.116 R)
• M4: 864,077 km (0.115 R)
• M5: 1,989,801 km (0.087 R)
• M6: 3,634,331 km (0.11 R)
• M7: 3,874,286 km (0.102 R)
• M8: 5,821,900 km (0.065 R)
• M9: 6,983,378 km (0.089 R)
• M10: 15,249,109 km (0.113 R)
• M11: 17,516,265 km (0.1 R)
• M12: 18,029,685 km (0.099 R)
• M13: 19,906,241 km (0.094 R)
• M14: 22,405,273 km (0.099 R)
• M15: 23,833,933 km (0.117 R)
• M16: 26,984,464 km (0.043 R)
• M17: 33,570,959 km (0.085 R)
• M18: 34,496,222 km (0.089 R)
• M19: 35,032,530 km (0.04 R)
• M20: 35,438,389 km (0.059 R)
• M21: 45,821,977 km (0.094 R)
• M22: 54,186,144 km (0.061 R)
• M23: 59,011,722 km (0.097 R)
• M24: 60,746,609 km (0.105 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 15,289 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit