🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.7 AU - 0.84 AU

Year: 259 Days

Day: 15.3 Hours

Environment

Temp: 94 °C

Axial Tilt: 44.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.05 AU - 1.27 AU

Year: 478 Days

Day: 13.5 Hours

Environment

Temp: 2 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.82 AU - 2.1 AU

Year: 1051 Days

Day: 23.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,439,982 km

• M1: 224,995 km (0.103 R)

Asteroid Belt

Center: 3.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.6

Radius: 14.9

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.26 AU - 5.28 AU

Year: 3378 Days

Day: 6 Hours

Environment

Temp: -144 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,439,982 km

• M1: 185,352 km (0.094 R)
• M2: 652,097 km (0.039 R)
• M3: 1,574,667 km (0.103 R)
• M4: 2,549,896 km (0.086 R)
• M5: 4,406,405 km (0.074 R)
• M6: 6,282,961 km (0.106 R)
• M7: 6,833,481 km (0.089 R)
• M8: 8,646,607 km (0.07 R)
• M9: 9,146,264 km (0.115 R)
• M10: 10,125,831 km (0.114 R)
• M11: 12,205,092 km (0.101 R)
• M12: 14,014,478 km (0.112 R)
• M13: 18,923,083 km (0.084 R)
• M14: 20,512,710 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.8

Radius: 10

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.2 AU - 6.1 AU

Year: 4475 Days

Day: 14.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,439,982 km

• M1: 126,709 km (0.052 R)
• M2: 492,476 km (0.069 R)
• M3: 868,416 km (0.12 R)
• M4: 1,276,070 km (0.086 R)
• M5: 1,679,984 km (0.118 R)
• M6: 2,277,628 km (0.039 R)
• M7: 2,591,783 km (0.096 R)
• M8: 3,088,897 km (0.104 R)
• M9: 3,692,674 km (0.056 R)
• M10: 4,058,291 km (0.055 R)
• M11: 4,524,139 km (0.107 R)
• M12: 5,219,021 km (0.1 R)
• M13: 5,562,946 km (0.118 R)
• M14: 6,328,588 km (0.086 R)
• M15: 7,697,858 km (0.069 R)
• M16: 8,258,999 km (0.104 R)
• M17: 8,687,747 km (0.076 R)
• M18: 9,760,513 km (0.043 R)
• M19: 10,195,843 km (0.026 R)
• M20: 11,341,015 km (0.108 R)
• M21: 13,242,852 km (0.069 R)
• M22: 13,885,375 km (0.089 R)
• M23: 19,588,794 km (0.101 R)
• M24: 23,684,634 km (0.081 R)
• M25: 26,097,947 km (0.054 R)
• M26: 26,683,772 km (0.059 R)
• M27: 27,022,462 km (0.102 R)
• M28: 28,143,099 km (0.067 R)
• M29: 31,126,530 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.5

Radius: 12.6

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 8.53 AU - 8.99 AU

Year: 9927 Days

Day: 7.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,439,982 km

• M1: 156,779 km (0.119 R)
• M2: 1,495,829 km (0.107 R)
• M3: 2,181,287 km (0.099 R)
• M4: 3,903,308 km (0.068 R)
• M5: 4,753,622 km (0.063 R)
• M6: 5,154,395 km (0.084 R)
• M7: 6,430,614 km (0.093 R)
• M8: 11,569,151 km (0.055 R)
• M9: 15,700,745 km (0.067 R)
• M10: 18,681,782 km (0.087 R)
• M11: 20,097,576 km (0.104 R)
• M12: 25,173,432 km (0.085 R)
• M13: 29,948,447 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.4

Radius: 14.7

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 9.9 AU - 10 AU

Year: 12017 Days

Day: 5.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,439,982 km

• M1: 182,958 km (0.1 R)
• M2: 698,622 km (0.108 R)
• M3: 1,366,128 km (0.113 R)
• M4: 2,408,825 km (0.093 R)
• M5: 3,034,294 km (0.108 R)
• M6: 3,553,847 km (0.118 R)
• M7: 4,369,903 km (0.068 R)
• M8: 5,308,032 km (0.081 R)
• M9: 5,844,041 km (0.114 R)
• M10: 8,127,054 km (0.05 R)
• M11: 8,841,683 km (0.088 R)
• M12: 11,355,526 km (0.085 R)
• M13: 12,745,589 km (0.076 R)
• M14: 15,935,165 km (0.114 R)
• M15: 17,441,616 km (0.098 R)
• M16: 18,551,333 km (0.044 R)
• M17: 22,623,088 km (0.051 R)
• M18: 29,516,857 km (0.075 R)
• M19: 30,749,842 km (0.04 R)
• M20: 31,784,012 km (0.12 R)
• M21: 33,318,587 km (0.032 R)
• M22: 33,921,766 km (0.101 R)
• M23: 34,409,455 km (0.11 R)
• M24: 35,274,430 km (0.116 R)
• M25: 35,775,134 km (0.119 R)
• M26: 43,867,032 km (0.088 R)
• M27: 46,965,055 km (0.106 R)
• M28: 49,421,452 km (0.096 R)
• M29: 55,259,509 km (0.117 R)
• M30: 56,959,240 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.5

Radius: 6.6

Gravity: 16.93 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 10.99 AU - 14.97 AU

Year: 17905 Days

Day: 17.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,439,982 km

• M1: 82,129 km (0.069 R)
• M2: 289,322 km (0.088 R)
• M3: 547,678 km (0.095 R)
• M4: 939,624 km (0.082 R)
• M5: 4,021,191 km (0.077 R)
• M6: 4,853,254 km (0.084 R)
• M7: 5,105,626 km (0.09 R)
• M8: 6,038,069 km (0.109 R)
• M9: 6,631,823 km (0.07 R)
• M10: 12,925,854 km (0.067 R)
• M11: 14,642,640 km (0.1 R)
• M12: 17,662,871 km (0.11 R)
• M13: 23,852,333 km (0.082 R)
• M14: 24,059,526 km (0.05 R)
• M15: 34,950,700 km (0.073 R)
• M16: 38,110,357 km (0.088 R)
• M17: 43,430,057 km (0.036 R)
• M18: 47,075,757 km (0.087 R)
• M19: 47,565,840 km (0.061 R)
• M20: 50,237,209 km (0.084 R)
• M21: 53,007,014 km (0.11 R)
• M22: 56,426,372 km (0.089 R)
• M23: 58,660,018 km (0.081 R)
• M24: 62,316,040 km (0.113 R)
• M25: 65,307,549 km (0.076 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: 201 - 16,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit