🌌 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: 86.4

Radius: 10.1

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.72 AU - 0.76 AU

Year: 405 Days

Day: 7.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 162.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 57,354,991 km

• M1: 125,662 km (0.084 R)
• M2: 654,042 km (0.099 R)
• M3: 984,653 km (0.076 R)
• M4: 1,777,073 km (0.042 R)
• M5: 2,375,016 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.9

Radius: 11.5

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.61 AU - 0.97 AU

Year: 446 Days

Day: 6.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,354,991 km

• M1: 143,016 km (0.056 R)
• M2: 560,094 km (0.088 R)
• M3: 968,347 km (0.071 R)
• M4: 1,335,460 km (0.097 R)
• M5: 1,874,761 km (0.061 R)
• M6: 2,285,107 km (0.088 R)
• M7: 2,933,764 km (0.07 R)
• M8: 4,482,850 km (0.062 R)
• M9: 5,601,991 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.5

Radius: 10.7

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.4 AU - 5.26 AU

Year: 6749 Days

Day: 6.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,354,991 km

• M1: 170,691 km (0.118 R)
• M2: 634,744 km (0.066 R)
• M3: 1,587,084 km (0.119 R)
• M4: 1,987,707 km (0.072 R)
• M5: 5,569,678 km (0.108 R)
• M6: 6,088,633 km (0.068 R)
• M7: 6,441,385 km (0.101 R)
• M8: 7,048,154 km (0.112 R)
• M9: 8,773,018 km (0.115 R)
• M10: 12,517,901 km (0.091 R)
• M11: 13,090,262 km (0.106 R)
• M12: 13,463,509 km (0.094 R)
• M13: 14,399,543 km (0.119 R)
• M14: 19,395,663 km (0.089 R)
• M15: 20,732,619 km (0.096 R)
• M16: 23,432,562 km (0.075 R)
• M17: 25,275,308 km (0.089 R)
• M18: 27,126,582 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.5

Radius: 10.9

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.63 AU - 5.55 AU

Year: 7301 Days

Day: 8.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,354,991 km

• M1: 135,536 km (0.053 R)
• M2: 698,173 km (0.069 R)
• M3: 1,440,478 km (0.118 R)
• M4: 1,829,582 km (0.084 R)
• M5: 2,341,207 km (0.062 R)
• M6: 2,845,651 km (0.045 R)
• M7: 3,677,714 km (0.096 R)
• M8: 5,562,348 km (0.117 R)
• M9: 7,857,479 km (0.109 R)
• M10: 11,379,760 km (0.063 R)
• M11: 12,886,660 km (0.111 R)
• M12: 13,398,135 km (0.05 R)
• M13: 13,864,132 km (0.112 R)
• M14: 25,703,308 km (0.11 R)
• M15: 26,151,802 km (0.076 R)
• M16: 26,880,344 km (0.098 R)
• M17: 29,439,365 km (0.074 R)
• M18: 35,699,437 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.9

Radius: 4.4

Gravity: 48.76 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.2 AU - 8.3 AU

Year: 11150 Days

Day: 25 Hours

Environment

Temp: -232 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 57,354,991 km

• M1: 59,540 km (0.036 R)
• M2: 225,743 km (0.033 R)
• M3: 541,245 km (0.105 R)
• M4: 742,903 km (0.085 R)
• M5: 939,325 km (0.072 R)
• M6: 1,664,576 km (0.081 R)
• M7: 1,811,780 km (0.084 R)
• M8: 2,076,718 km (0.112 R)
• M9: 3,975,115 km (0.118 R)
• M10: 4,484,495 km (0.051 R)
• M11: 6,391,719 km (0.078 R)
• M12: 9,127,714 km (0.068 R)
• M13: 9,536,116 km (0.111 R)
• M14: 11,062,164 km (0.113 R)
• M15: 15,359,064 km (0.097 R)
• M16: 15,573,886 km (0.066 R)
• M17: 16,678,517 km (0.1 R)
• M18: 17,913,298 km (0.086 R)
• M19: 19,373,672 km (0.104 R)
• M20: 22,437,287 km (0.09 R)
• M21: 25,607,416 km (0.049 R)
• M22: 30,169,403 km (0.118 R)
• M23: 30,506,447 km (0.085 R)
• M24: 33,774,861 km (0.114 R)
• M25: 35,368,527 km (0.107 R)
• M26: 38,047,974 km (0.111 R)
• M27: 38,309,920 km (0.105 R)
• M28: 40,859,517 km (0.115 R)
• M29: 41,272,108 km (0.106 R)
• M30: 44,819,372 km (0.077 R)
• M31: 45,552,402 km (0.115 R)
• M32: 45,996,109 km (0.1 R)
• M33: 47,799,512 km (0.095 R)
• M34: 49,337,827 km (0.093 R)
• M35: 51,067,776 km (0.115 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 18,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit