🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.46 AU - 0.68 AU

Year: 151 Days

Day: 21.3 Hours

Environment

Temp: 174 °C

Axial Tilt: 43.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.07 AU - 1.31 AU

Year: 454 Days

Day: 26.9 Hours

Environment

Temp: 34 °C

Axial Tilt: 17.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 111,001,219 km

• M1: 477,068 km (0.039 R)

Asteroid Belt

Center: 3.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.8

Radius: 11.4

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.87 AU - 7.09 AU

Year: 5116 Days

Day: 14.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 111,001,219 km

• M1: 141,819 km (0.109 R)
• M2: 554,410 km (0.065 R)
• M3: 1,082,640 km (0.109 R)
• M4: 1,562,251 km (0.107 R)
• M5: 2,084,048 km (0.083 R)
• M6: 3,066,906 km (0.106 R)
• M7: 3,704,043 km (0.105 R)
• M8: 4,521,596 km (0.113 R)
• M9: 6,011,441 km (0.102 R)
• M10: 8,013,509 km (0.106 R)
• M11: 8,512,717 km (0.118 R)
• M12: 10,678,296 km (0.109 R)
• M13: 11,594,583 km (0.027 R)
• M14: 12,003,135 km (0.114 R)
• M15: 12,421,111 km (0.089 R)
• M16: 12,896,982 km (0.111 R)
• M17: 14,817,370 km (0.088 R)
• M18: 16,180,506 km (0.091 R)
• M19: 19,091,830 km (0.093 R)
• M20: 19,470,911 km (0.11 R)
• M21: 19,919,405 km (0.116 R)
• M22: 21,104,370 km (0.105 R)
• M23: 22,405,722 km (0.055 R)
• M24: 23,183,032 km (0.084 R)
• M25: 23,832,437 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615

Radius: 10.1

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.68 AU - 6.7 AU

Year: 5388 Days

Day: 8.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 111,001,219 km

• M1: 125,662 km (0.112 R)
• M2: 454,778 km (0.082 R)
• M3: 940,671 km (0.096 R)
• M4: 1,536,370 km (0.096 R)
• M5: 1,892,862 km (0.032 R)
• M6: 2,583,854 km (0.025 R)
• M7: 2,904,143 km (0.093 R)
• M8: 3,414,123 km (0.101 R)
• M9: 4,194,276 km (0.078 R)
• M10: 5,423,372 km (0.051 R)
• M11: 6,105,837 km (0.117 R)
• M12: 6,945,081 km (0.086 R)
• M13: 8,891,948 km (0.082 R)
• M14: 10,494,889 km (0.031 R)
• M15: 11,271,152 km (0.113 R)
• M16: 11,890,188 km (0.04 R)
• M17: 12,381,767 km (0.119 R)
• M18: 12,784,634 km (0.118 R)
• M19: 13,144,417 km (0.117 R)
• M20: 13,510,782 km (0.076 R)
• M21: 15,504,473 km (0.094 R)
• M22: 15,854,831 km (0.077 R)
• M23: 18,262,908 km (0.069 R)
• M24: 18,851,426 km (0.068 R)
• M25: 19,520,129 km (0.075 R)
• M26: 19,860,464 km (0.106 R)
• M27: 20,904,956 km (0.093 R)
• M28: 21,621,530 km (0.048 R)
• M29: 23,255,288 km (0.115 R)
• M30: 24,415,420 km (0.111 R)
• M31: 24,969,829 km (0.08 R)
• M32: 27,271,841 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591

Radius: 13.3

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 7.28 AU - 9.66 AU

Year: 8624 Days

Day: 5 Hours

Environment

Temp: -155 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 111,001,219 km

• M1: 165,455 km (0.071 R)
• M2: 1,579,006 km (0.062 R)
• M3: 2,167,673 km (0.093 R)
• M4: 2,683,935 km (0.06 R)
• M5: 4,225,990 km (0.112 R)
• M6: 5,281,702 km (0.102 R)
• M7: 6,435,700 km (0.098 R)
• M8: 6,979,040 km (0.096 R)
• M9: 9,696,934 km (0.074 R)
• M10: 10,412,760 km (0.118 R)
• M11: 12,274,804 km (0.036 R)
• M12: 14,655,505 km (0.074 R)
• M13: 15,534,841 km (0.051 R)
• M14: 22,211,245 km (0.068 R)
• M15: 25,632,398 km (0.103 R)
• M16: 28,611,042 km (0.109 R)
• M17: 31,297,969 km (0.102 R)
• M18: 34,915,395 km (0.109 R)
• M19: 36,482,882 km (0.039 R)
• M20: 39,757,729 km (0.06 R)
• M21: 41,342,868 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.2

Radius: 9.3

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.28 AU - 10.18 AU

Year: 9810 Days

Day: 5.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 111,001,219 km

• M1: 117,135 km (0.074 R)
• M2: 485,595 km (0.091 R)
• M3: 903,422 km (0.071 R)
• M4: 2,063,254 km (0.084 R)
• M5: 2,534,188 km (0.063 R)
• M6: 3,562,374 km (0.08 R)
• M7: 4,447,993 km (0.112 R)
• M8: 8,438,367 km (0.073 R)
• M9: 9,344,631 km (0.098 R)
• M10: 15,280,525 km (0.094 R)
• M11: 16,916,826 km (0.119 R)
• M12: 25,498,059 km (0.113 R)
• M13: 27,792,143 km (0.086 R)
• M14: 30,003,947 km (0.074 R)
• M15: 39,117,749 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.1

Radius: 9.6

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 8.23 AU - 11.15 AU

Year: 10553 Days

Day: 14.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 111,001,219 km

• M1: 119,379 km (0.076 R)
• M2: 787,184 km (0.115 R)
• M3: 1,105,678 km (0.095 R)
• M4: 1,946,268 km (0.087 R)
• M5: 2,861,957 km (0.104 R)
• M6: 3,489,670 km (0.094 R)
• M7: 4,375,738 km (0.064 R)
• M8: 5,404,971 km (0.069 R)
• M9: 6,620,454 km (0.089 R)
• M10: 9,666,715 km (0.069 R)
• M11: 10,354,566 km (0.095 R)
• M12: 15,703,139 km (0.04 R)
• M13: 19,129,678 km (0.115 R)
• M14: 19,870,188 km (0.096 R)
• M15: 20,351,444 km (0.069 R)
• M16: 22,949,660 km (0.094 R)
• M17: 28,970,226 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.1

Radius: 5.6

Gravity: 24.84 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 19.72 AU - 21.76 AU

Year: 33044 Days

Day: 15.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 111,001,219 km

• M1: 69,713 km (0.06 R)
• M2: 307,723 km (0.065 R)
• M3: 634,145 km (0.111 R)
• M4: 984,055 km (0.072 R)
• M5: 1,283,400 km (0.084 R)
• M6: 1,681,181 km (0.063 R)
• M7: 2,253,094 km (0.069 R)
• M8: 2,946,629 km (0.083 R)
• M9: 3,248,069 km (0.096 R)
• M10: 4,353,148 km (0.099 R)
• M11: 5,598,102 km (0.05 R)
• M12: 6,108,679 km (0.073 R)
• M13: 6,301,960 km (0.104 R)
• M14: 7,659,411 km (0.112 R)
• M15: 9,583,838 km (0.109 R)
• M16: 10,937,848 km (0.079 R)
• M17: 15,757,742 km (0.114 R)
• M18: 21,048,869 km (0.093 R)
• M19: 22,392,408 km (0.07 R)
• M20: 26,635,901 km (0.112 R)
• M21: 27,022,761 km (0.083 R)
• M22: 34,950,102 km (0.116 R)
• M23: 45,204,288 km (0.072 R)
• M24: 53,118,464 km (0.106 R)
• M25: 60,121,739 km (0.098 R)
• M26: 62,359,424 km (0.116 R)
• M27: 63,269,876 km (0.117 R)
• M28: 68,436,239 km (0.098 R)
• M29: 69,648,430 km (0.116 R)
• M30: 70,628,296 km (0.108 R)
• M31: 71,121,820 km (0.083 R)
• M32: 72,615,854 km (0.114 R)
• M33: 78,009,605 km (0.044 R)
• M34: 97,297,558 km (0.104 R)
• M35: 100,688,941 km (0.039 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 12,175 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit