🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.41 AU - 0.65 AU

Year: 136 Days

Day: 44.8 Hours

Environment

Temp: 243 °C

Axial Tilt: 42.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 116,358,370 km

• M1: 372,200 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.46 AU - 0.6 AU

Year: 136 Days

Day: 16.9 Hours

Environment

Temp: 258 °C

Axial Tilt: 141.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.82 AU - 2.82 AU

Year: 1242 Days

Day: 35.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 116,358,370 km

• M1: 140,622 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.08 AU - 3.58 AU

Year: 2136 Days

Day: 13.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 116,358,370 km

• M1: 41,588 km (0.114 R)
• M2: 2,706,076 km (0.105 R)

Asteroid Belt

Center: 5.14 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.2

Radius: 13.7

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.79 AU - 7.11 AU

Year: 6440 Days

Day: 10.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 116,358,370 km

• M1: 172,337 km (0.109 R)
• M2: 728,242 km (0.094 R)
• M3: 1,363,734 km (0.071 R)
• M4: 2,229,457 km (0.059 R)
• M5: 2,777,434 km (0.106 R)
• M6: 3,288,460 km (0.061 R)
• M7: 3,746,679 km (0.097 R)
• M8: 4,424,656 km (0.054 R)
• M9: 5,594,362 km (0.071 R)
• M10: 8,620,577 km (0.117 R)
• M11: 9,073,859 km (0.06 R)
• M12: 9,850,122 km (0.106 R)
• M13: 10,764,165 km (0.06 R)
• M14: 11,486,274 km (0.059 R)
• M15: 12,446,992 km (0.086 R)
• M16: 13,847,826 km (0.095 R)
• M17: 14,528,646 km (0.08 R)
• M18: 15,652,425 km (0.05 R)
• M19: 16,391,439 km (0.104 R)
• M20: 16,833,201 km (0.057 R)
• M21: 18,341,148 km (0.081 R)
• M22: 20,659,765 km (0.081 R)
• M23: 21,549,424 km (0.101 R)
• M24: 22,464,364 km (0.096 R)
• M25: 24,865,410 km (0.045 R)
• M26: 26,471,792 km (0.075 R)
• M27: 32,491,610 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.7

Radius: 10.1

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 9.05 AU - 12.69 AU

Year: 12596 Days

Day: 14.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 116,358,370 km

• M1: 125,662 km (0.117 R)
• M2: 534,513 km (0.049 R)
• M3: 996,172 km (0.116 R)
• M4: 1,913,955 km (0.082 R)
• M5: 2,277,927 km (0.06 R)
• M6: 3,552,351 km (0.119 R)
• M7: 4,686,452 km (0.118 R)
• M8: 6,277,575 km (0.118 R)
• M9: 7,047,406 km (0.108 R)
• M10: 8,154,730 km (0.111 R)
• M11: 8,484,593 km (0.092 R)
• M12: 10,216,188 km (0.098 R)
• M13: 11,338,471 km (0.095 R)
• M14: 11,750,015 km (0.072 R)
• M15: 12,478,856 km (0.105 R)
• M16: 14,846,990 km (0.094 R)
• M17: 17,344,676 km (0.109 R)
• M18: 18,856,064 km (0.096 R)
• M19: 19,770,256 km (0.046 R)
• M20: 23,439,443 km (0.093 R)
• M21: 25,284,284 km (0.102 R)
• M22: 31,053,376 km (0.113 R)
• M23: 31,628,131 km (0.116 R)
• M24: 32,917,815 km (0.06 R)
• M25: 35,476,686 km (0.119 R)
• M26: 36,996,900 km (0.076 R)
• M27: 39,224,412 km (0.087 R)
• M28: 44,233,697 km (0.109 R)
• M29: 49,341,417 km (0.09 R)
• M30: 52,522,466 km (0.095 R)
• M31: 53,832,345 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.6

Radius: 12.5

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 10.98 AU - 11.02 AU

Year: 12822 Days

Day: 14 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 116,358,370 km

• M1: 155,432 km (0.079 R)
• M2: 608,863 km (0.111 R)
• M3: 1,417,290 km (0.066 R)
• M4: 6,069,335 km (0.053 R)
• M5: 6,627,036 km (0.081 R)
• M6: 7,931,380 km (0.105 R)
• M7: 9,546,588 km (0.074 R)
• M8: 10,045,946 km (0.1 R)
• M9: 10,935,156 km (0.082 R)
• M10: 12,105,011 km (0.1 R)
• M11: 16,326,812 km (0.105 R)
• M12: 19,000,575 km (0.109 R)
• M13: 25,200,509 km (0.118 R)
• M14: 32,742,187 km (0.108 R)
• M15: 33,194,272 km (0.103 R)
• M16: 39,968,811 km (0.094 R)
• M17: 45,196,509 km (0.12 R)
• M18: 48,483,922 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.4

Radius: 4.2

Gravity: 14.42 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 17.52 AU - 18.72 AU

Year: 27109 Days

Day: 18.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 116,358,370 km

• M1: 52,359 km (0.113 R)
• M2: 436,078 km (0.109 R)
• M3: 965,953 km (0.081 R)
• M4: 1,414,149 km (0.081 R)
• M5: 2,085,095 km (0.027 R)
• M6: 2,328,790 km (0.06 R)
• M7: 2,523,866 km (0.116 R)
• M8: 2,996,445 km (0.049 R)
• M9: 3,667,392 km (0.107 R)
• M10: 4,870,907 km (0.115 R)
• M11: 5,486,053 km (0.111 R)
• M12: 6,782,019 km (0.042 R)
• M13: 8,121,369 km (0.079 R)
• M14: 9,848,925 km (0.083 R)
• M15: 10,359,503 km (0.084 R)
• M16: 12,253,262 km (0.094 R)
• M17: 12,447,889 km (0.051 R)
• M18: 12,644,760 km (0.1 R)
• M19: 15,096,071 km (0.089 R)
• M20: 15,470,215 km (0.072 R)
• M21: 22,232,488 km (0.097 R)
• M22: 22,716,736 km (0.101 R)
• M23: 27,952,512 km (0.105 R)
• M24: 33,304,675 km (0.062 R)
• M25: 36,420,050 km (0.101 R)
• M26: 40,868,642 km (0.097 R)
• M27: 43,674,201 km (0.112 R)
• M28: 44,433,260 km (0.059 R)
• M29: 54,588,861 km (0.068 R)
• M30: 58,167,841 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.7

Radius: 6.2

Gravity: 24.52 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 16.29 AU - 24.39 AU

Year: 32241 Days

Day: 16.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 116,358,370 km

• M1: 77,193 km (0.089 R)
• M2: 1,169,407 km (0.107 R)
• M3: 1,567,038 km (0.111 R)
• M4: 3,376,274 km (0.07 R)
• M5: 8,032,807 km (0.108 R)
• M6: 8,448,390 km (0.12 R)
• M7: 9,193,836 km (0.117 R)
• M8: 10,255,084 km (0.063 R)
• M9: 11,543,720 km (0.109 R)
• M10: 19,318,022 km (0.059 R)
• M11: 21,385,764 km (0.106 R)
• M12: 23,000,523 km (0.106 R)
• M13: 34,119,086 km (0.08 R)
• M14: 38,110,656 km (0.085 R)
• M15: 55,684,217 km (0.05 R)
• M16: 56,757,582 km (0.036 R)
• M17: 63,025,134 km (0.117 R)
• M18: 89,741,070 km (0.092 R)
• M19: 91,512,608 km (0.107 R)
• M20: 93,910,811 km (0.113 R)
• M21: 97,586,132 km (0.074 R)
• M22: 109,855,401 km (0.107 R)
• M23: 114,277,813 km (0.116 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 16,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit