🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.54 AU - 0.62 AU

Year: 163 Days

Day: 14.2 Hours

Environment

Temp: 233 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.93 AU - 1.03 AU

Year: 358 Days

Day: 38.8 Hours

Environment

Temp: 37 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 68,245,477 km

• M1: 159,621 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.78 AU - 2.62 AU

Year: 1204 Days

Day: 35.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.5

Radius: 10.6

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.42 AU - 5.66 AU

Year: 4175 Days

Day: 14.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,245,477 km

• M1: 132,693 km (0.102 R)
• M2: 649,704 km (0.081 R)
• M3: 1,135,897 km (0.062 R)
• M4: 1,601,146 km (0.083 R)
• M5: 3,990,822 km (0.106 R)
• M6: 4,614,496 km (0.077 R)
• M7: 5,415,144 km (0.097 R)
• M8: 6,907,382 km (0.112 R)
• M9: 9,634,851 km (0.097 R)
• M10: 11,809,106 km (0.045 R)
• M11: 12,161,260 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.2

Radius: 9.6

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.02 AU - 6.46 AU

Year: 5751 Days

Day: 13.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,245,477 km

• M1: 136,284 km (0.101 R)
• M2: 453,730 km (0.09 R)
• M3: 909,555 km (0.102 R)
• M4: 1,262,008 km (0.028 R)
• M5: 1,802,206 km (0.107 R)
• M6: 2,182,184 km (0.039 R)
• M7: 2,794,339 km (0.085 R)
• M8: 6,381,396 km (0.118 R)
• M9: 8,998,312 km (0.081 R)
• M10: 9,838,603 km (0.056 R)
• M11: 11,325,157 km (0.097 R)
• M12: 12,258,498 km (0.085 R)
• M13: 12,861,378 km (0.081 R)
• M14: 13,778,113 km (0.062 R)
• M15: 14,176,941 km (0.093 R)
• M16: 14,789,545 km (0.093 R)
• M17: 17,245,044 km (0.106 R)
• M18: 20,860,077 km (0.108 R)
• M19: 21,652,497 km (0.083 R)
• M20: 22,809,487 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.3

Radius: 10.6

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 8.84 AU - 14.22 AU

Year: 14445 Days

Day: 14.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,245,477 km

• M1: 135,536 km (0.083 R)
• M2: 1,467,705 km (0.067 R)
• M3: 2,224,072 km (0.098 R)
• M4: 2,769,206 km (0.117 R)
• M5: 3,507,172 km (0.061 R)
• M6: 4,371,399 km (0.094 R)
• M7: 5,195,085 km (0.095 R)
• M8: 6,766,012 km (0.111 R)
• M9: 7,960,252 km (0.117 R)
• M10: 9,871,814 km (0.113 R)
• M11: 12,258,349 km (0.116 R)
• M12: 13,352,358 km (0.112 R)
• M13: 19,990,015 km (0.096 R)
• M14: 23,670,273 km (0.087 R)
• M15: 29,548,123 km (0.068 R)
• M16: 32,101,309 km (0.104 R)
• M17: 33,187,091 km (0.079 R)
• M18: 34,672,448 km (0.105 R)
• M19: 35,177,341 km (0.102 R)
• M20: 36,851,939 km (0.042 R)
• M21: 40,082,356 km (0.039 R)
• M22: 45,424,945 km (0.085 R)
• M23: 50,736,118 km (0.109 R)
• M24: 52,208,310 km (0.101 R)
• M25: 53,205,530 km (0.114 R)
• M26: 55,066,527 km (0.115 R)
• M27: 58,204,941 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 868.4

Radius: 7.9

Gravity: 13.91 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 12.3 AU - 17.1 AU

Year: 20795 Days

Day: 24 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,245,477 km

• M1: 98,435 km (0.119 R)
• M2: 484,398 km (0.08 R)
• M3: 847,023 km (0.105 R)
• M4: 1,236,277 km (0.081 R)
• M5: 2,157,201 km (0.1 R)
• M6: 2,711,761 km (0.11 R)
• M7: 3,159,657 km (0.083 R)
• M8: 4,550,019 km (0.119 R)
• M9: 6,999,236 km (0.045 R)
• M10: 9,145,516 km (0.032 R)
• M11: 11,035,087 km (0.103 R)
• M12: 12,737,511 km (0.106 R)
• M13: 13,170,896 km (0.089 R)
• M14: 15,003,170 km (0.03 R)
• M15: 19,639,208 km (0.102 R)
• M16: 23,389,029 km (0.111 R)
• M17: 31,607,487 km (0.103 R)
• M18: 38,939,428 km (0.047 R)
• M19: 56,652,414 km (0.098 R)
• M20: 62,463,843 km (0.112 R)
• M21: 62,878,678 km (0.088 R)
• M22: 67,564,083 km (0.111 R)
• M23: 72,020,753 km (0.044 R)
• M24: 76,196,030 km (0.085 R)
• M25: 82,756,794 km (0.099 R)
• M26: 83,257,349 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.4

Radius: 6.5

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 15.36 AU - 18.58 AU

Year: 25793 Days

Day: 17.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,245,477 km

• M1: 81,980 km (0.098 R)
• M2: 361,877 km (0.062 R)
• M3: 615,146 km (0.069 R)
• M4: 1,023,399 km (0.085 R)
• M5: 1,960,181 km (0.092 R)
• M6: 2,264,912 km (0.025 R)
• M7: 3,372,983 km (0.088 R)
• M8: 3,691,327 km (0.116 R)
• M9: 4,455,922 km (0.068 R)
• M10: 5,593,764 km (0.118 R)
• M11: 7,285,267 km (0.11 R)
• M12: 8,273,061 km (0.118 R)
• M13: 9,629,914 km (0.11 R)
• M14: 13,986,354 km (0.108 R)
• M15: 14,884,839 km (0.118 R)
• M16: 15,115,369 km (0.082 R)
• M17: 17,724,655 km (0.048 R)
• M18: 19,499,634 km (0.099 R)
• M19: 38,873,306 km (0.079 R)
• M20: 39,751,595 km (0.081 R)
• M21: 42,005,137 km (0.046 R)
• M22: 42,311,963 km (0.11 R)
• M23: 48,260,123 km (0.104 R)
• M24: 49,786,770 km (0.037 R)
• M25: 52,048,390 km (0.082 R)
• M26: 60,600,601 km (0.118 R)
• M27: 69,399,350 km (0.061 R)
• M28: 69,613,574 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.8

Radius: 3

Gravity: 23.98 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 16.12 AU - 21.64 AU

Year: 30268 Days

Day: 23.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,245,477 km

• M1: 40,691 km (0.089 R)
• M2: 143,764 km (0.082 R)
• M3: 281,543 km (0.045 R)
• M4: 441,763 km (0.113 R)
• M5: 2,210,009 km (0.039 R)
• M6: 2,533,290 km (0.1 R)
• M7: 3,193,167 km (0.03 R)
• M8: 4,145,955 km (0.117 R)
• M9: 4,305,128 km (0.118 R)
• M10: 4,738,213 km (0.116 R)
• M11: 9,907,269 km (0.077 R)
• M12: 10,482,024 km (0.064 R)
• M13: 13,140,079 km (0.09 R)
• M14: 14,918,049 km (0.088 R)
• M15: 18,170,307 km (0.114 R)
• M16: 29,391,942 km (0.097 R)
• M17: 37,645,107 km (0.081 R)
• M18: 39,746,957 km (0.06 R)
• M19: 42,370,755 km (0.086 R)
• M20: 46,519,253 km (0.119 R)
• M21: 50,762,148 km (0.093 R)
• M22: 53,497,395 km (0.093 R)
• M23: 57,781,729 km (0.096 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 18,619 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit