🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.45 AU - 0.59 AU

Year: 138 Days

Day: 32.9 Hours

Environment

Temp: 241 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,141,972 km

• M1: 333,603 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.6 AU - 0.66 AU

Year: 184 Days

Day: 47.9 Hours

Environment

Temp: 156 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.63 AU - 0.79 AU

Year: 221 Days

Day: 21.5 Hours

Environment

Temp: 147 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.32 AU - 1.38 AU

Year: 579 Days

Day: 42.2 Hours

Environment

Temp: -18 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.53 AU - 1.63 AU

Year: 733 Days

Day: 44.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 156.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.64 AU - 3.84 AU

Year: 2669 Days

Day: 22.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.8

Radius: 10.8

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.81 AU - 6.23 AU

Year: 4150 Days

Day: 12.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,141,972 km

• M1: 145,260 km (0.116 R)
• M2: 655,388 km (0.1 R)
• M3: 1,079,648 km (0.057 R)
• M4: 1,433,596 km (0.088 R)
• M5: 1,775,577 km (0.106 R)
• M6: 2,232,299 km (0.038 R)
• M7: 2,766,663 km (0.051 R)
• M8: 3,610,545 km (0.102 R)
• M9: 4,161,962 km (0.109 R)
• M10: 4,543,886 km (0.101 R)
• M11: 5,489,494 km (0.097 R)
• M12: 7,181,147 km (0.102 R)
• M13: 7,946,788 km (0.09 R)
• M14: 8,349,506 km (0.086 R)
• M15: 8,765,837 km (0.115 R)
• M16: 9,517,716 km (0.075 R)
• M17: 10,791,841 km (0.08 R)
• M18: 11,469,968 km (0.093 R)
• M19: 12,320,881 km (0.049 R)
• M20: 12,762,045 km (0.084 R)
• M21: 13,623,878 km (0.066 R)
• M22: 14,148,667 km (0.055 R)
• M23: 16,738,506 km (0.058 R)
• M24: 24,797,792 km (0.059 R)
• M25: 28,112,581 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.5

Radius: 14.2

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.22 AU - 7.66 AU

Year: 7487 Days

Day: 10.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,141,972 km

• M1: 176,525 km (0.072 R)
• M2: 630,256 km (0.053 R)
• M3: 1,897,350 km (0.062 R)
• M4: 2,691,565 km (0.087 R)
• M5: 3,292,051 km (0.113 R)
• M6: 7,538,386 km (0.082 R)
• M7: 8,142,762 km (0.106 R)
• M8: 10,582,105 km (0.062 R)
• M9: 14,047,390 km (0.094 R)
• M10: 14,636,356 km (0.058 R)
• M11: 15,409,927 km (0.072 R)
• M12: 17,038,599 km (0.099 R)
• M13: 17,894,897 km (0.113 R)
• M14: 18,523,807 km (0.105 R)
• M15: 19,759,635 km (0.118 R)
• M16: 20,296,093 km (0.081 R)
• M17: 23,422,688 km (0.1 R)
• M18: 23,872,679 km (0.117 R)
• M19: 24,558,286 km (0.117 R)
• M20: 27,350,680 km (0.094 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.9

Radius: 8.2

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.2 AU - 11.2 AU

Year: 11146 Days

Day: 14.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,141,972 km

• M1: 102,325 km (0.112 R)
• M2: 416,181 km (0.119 R)
• M3: 886,816 km (0.098 R)
• M4: 1,250,937 km (0.091 R)
• M5: 1,580,651 km (0.112 R)
• M6: 1,901,838 km (0.117 R)
• M7: 2,417,651 km (0.092 R)
• M8: 2,890,530 km (0.092 R)
• M9: 3,231,015 km (0.074 R)
• M10: 3,497,748 km (0.08 R)
• M11: 5,060,148 km (0.108 R)
• M12: 10,930,368 km (0.086 R)
• M13: 11,478,944 km (0.041 R)
• M14: 11,873,733 km (0.103 R)
• M15: 12,161,409 km (0.061 R)
• M16: 13,174,037 km (0.081 R)
• M17: 13,669,655 km (0.061 R)
• M18: 14,242,016 km (0.046 R)
• M19: 15,366,544 km (0.079 R)
• M20: 16,692,130 km (0.111 R)
• M21: 20,624,909 km (0.087 R)
• M22: 22,761,166 km (0.083 R)
• M23: 23,116,162 km (0.098 R)
• M24: 24,480,196 km (0.075 R)
• M25: 27,168,918 km (0.109 R)
• M26: 31,561,411 km (0.056 R)
• M27: 31,892,172 km (0.117 R)
• M28: 38,750,785 km (0.066 R)
• M29: 40,932,969 km (0.109 R)
• M30: 41,854,941 km (0.062 R)
• M31: 42,790,676 km (0.113 R)
• M32: 48,553,485 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.1

Radius: 3

Gravity: 104.68 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 11.5 AU - 13.6 AU

Year: 16404 Days

Day: 20 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 74,141,972 km

• M1: 37,250 km (0.077 R)
• M2: 135,984 km (0.045 R)
• M3: 263,292 km (0.085 R)
• M4: 414,386 km (0.108 R)
• M5: 639,082 km (0.067 R)
• M6: 1,113,756 km (0.115 R)
• M7: 1,844,691 km (0.101 R)
• M8: 2,223,623 km (0.082 R)
• M9: 3,241,786 km (0.047 R)
• M10: 3,409,036 km (0.116 R)
• M11: 4,639,180 km (0.119 R)
• M12: 5,646,123 km (0.088 R)
• M13: 7,488,121 km (0.055 R)
• M14: 7,929,136 km (0.064 R)
• M15: 8,232,670 km (0.109 R)
• M16: 8,596,492 km (0.119 R)
• M17: 8,809,071 km (0.069 R)
• M18: 11,195,157 km (0.088 R)
• M19: 13,978,874 km (0.086 R)
• M20: 14,721,478 km (0.076 R)
• M21: 15,412,171 km (0.102 R)
• M22: 15,647,040 km (0.063 R)
• M23: 19,101,404 km (0.044 R)
• M24: 24,807,217 km (0.09 R)
• M25: 25,237,909 km (0.064 R)
• M26: 26,560,204 km (0.078 R)
• M27: 29,581,932 km (0.119 R)
• M28: 31,175,299 km (0.041 R)
• M29: 31,929,721 km (0.081 R)
• M30: 37,271,861 km (0.103 R)
• M31: 38,983,560 km (0.108 R)
• M32: 43,959,484 km (0.099 R)
• M33: 47,998,926 km (0.087 R)
• M34: 49,681,602 km (0.106 R)
• M35: 50,022,835 km (0.104 R)
• M36: 54,964,950 km (0.045 R)
• M37: 58,497,704 km (0.072 R)
• M38: 63,172,338 km (0.095 R)
• M39: 63,372,351 km (0.056 R)
• M40: 66,630,144 km (0.116 R)
• M41: 68,721,971 km (0.107 R)
• M42: 71,289,369 km (0.071 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: 352 - 16,129 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit