🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.68 AU - 0.84 AU

Year: 248 Days

Day: 19.1 Hours

Environment

Temp: 139 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,869,020 km

• M1: 125,961 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.86 AU - 1.38 AU

Year: 444 Days

Day: 40.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,869,020 km

• M1: 47,123 km (0.119 R)

Asteroid Belt

Center: 1.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.65 AU - 1.71 AU

Year: 816 Days

Day: 25.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.01 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.09 AU - 4.57 AU

Year: 3376 Days

Day: 34.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,869,020 km

• M1: 545,135 km (0.082 R)
• M2: 824,434 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.7

Radius: 11.5

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.28 AU - 5.38 AU

Year: 3978 Days

Day: 5.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,869,020 km

• M1: 143,016 km (0.103 R)
• M2: 622,327 km (0.117 R)
• M3: 1,222,215 km (0.075 R)
• M4: 1,629,869 km (0.115 R)
• M5: 2,454,452 km (0.096 R)
• M6: 2,813,637 km (0.072 R)
• M7: 3,419,359 km (0.098 R)
• M8: 4,596,993 km (0.105 R)
• M9: 4,967,996 km (0.055 R)
• M10: 5,941,130 km (0.085 R)
• M11: 6,909,028 km (0.103 R)
• M12: 8,120,172 km (0.112 R)
• M13: 12,650,146 km (0.101 R)
• M14: 13,283,393 km (0.095 R)
• M15: 13,784,995 km (0.092 R)
• M16: 14,719,533 km (0.087 R)
• M17: 16,313,349 km (0.104 R)
• M18: 17,063,881 km (0.056 R)
• M19: 17,897,889 km (0.091 R)
• M20: 21,167,201 km (0.032 R)
• M21: 21,576,351 km (0.074 R)
• M22: 24,514,753 km (0.037 R)
• M23: 25,576,449 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.9

Radius: 10.8

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.83 AU - 9.15 AU

Year: 7682 Days

Day: 13.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,869,020 km

• M1: 134,339 km (0.1 R)
• M2: 551,567 km (0.08 R)
• M3: 930,648 km (0.066 R)
• M4: 2,017,626 km (0.096 R)
• M5: 2,466,719 km (0.078 R)
• M6: 3,472,017 km (0.099 R)
• M7: 4,874,647 km (0.099 R)
• M8: 6,593,825 km (0.085 R)
• M9: 7,922,105 km (0.073 R)
• M10: 8,685,204 km (0.089 R)
• M11: 9,233,181 km (0.076 R)
• M12: 10,197,638 km (0.116 R)
• M13: 11,356,274 km (0.119 R)
• M14: 11,746,574 km (0.048 R)
• M15: 14,330,728 km (0.111 R)
• M16: 19,035,880 km (0.108 R)
• M17: 21,372,300 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835.9

Radius: 6.2

Gravity: 21.75 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 11.94 AU - 13.74 AU

Year: 17242 Days

Day: 21.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,869,020 km

• M1: 82,578 km (0.066 R)
• M2: 926,310 km (0.112 R)
• M3: 1,132,755 km (0.071 R)
• M4: 3,151,130 km (0.056 R)
• M5: 3,368,645 km (0.048 R)
• M6: 4,275,657 km (0.111 R)
• M7: 6,736,841 km (0.112 R)
• M8: 7,962,047 km (0.105 R)
• M9: 8,418,770 km (0.062 R)
• M10: 9,000,556 km (0.098 R)
• M11: 9,218,670 km (0.041 R)
• M12: 11,597,874 km (0.078 R)
• M13: 11,856,379 km (0.068 R)
• M14: 12,451,779 km (0.069 R)
• M15: 13,488,193 km (0.113 R)
• M16: 17,358,290 km (0.113 R)
• M17: 18,039,259 km (0.079 R)
• M18: 29,409,745 km (0.079 R)
• M19: 43,063,991 km (0.109 R)
• M20: 43,683,925 km (0.1 R)
• M21: 49,027,860 km (0.06 R)
• M22: 52,822,709 km (0.099 R)
• M23: 63,555,758 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.2

Radius: 7.9

Gravity: 14.62 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 14.46 AU - 14.96 AU

Year: 21142 Days

Day: 15.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,869,020 km

• M1: 98,435 km (0.118 R)
• M2: 346,768 km (0.118 R)
• M3: 792,420 km (0.078 R)
• M4: 1,113,158 km (0.089 R)
• M5: 1,640,939 km (0.116 R)
• M6: 1,962,574 km (0.094 R)
• M7: 2,784,615 km (0.058 R)
• M8: 3,599,774 km (0.085 R)
• M9: 7,389,387 km (0.046 R)
• M10: 8,544,133 km (0.115 R)
• M11: 8,992,478 km (0.102 R)
• M12: 13,460,068 km (0.096 R)
• M13: 14,144,628 km (0.119 R)
• M14: 14,613,618 km (0.078 R)
• M15: 18,747,156 km (0.03 R)
• M16: 20,978,857 km (0.086 R)
• M17: 21,898,436 km (0.112 R)
• M18: 22,526,298 km (0.106 R)
• M19: 24,037,835 km (0.093 R)
• M20: 24,481,841 km (0.086 R)
• M21: 26,547,788 km (0.097 R)
• M22: 28,727,279 km (0.059 R)
• M23: 29,988,389 km (0.113 R)
• M24: 34,271,376 km (0.118 R)
• M25: 36,704,735 km (0.067 R)
• M26: 37,145,750 km (0.078 R)
• M27: 41,434,122 km (0.036 R)
• M28: 45,026,566 km (0.108 R)
• M29: 45,363,161 km (0.087 R)
• M30: 48,644,440 km (0.106 R)
• M31: 49,176,560 km (0.079 R)
• M32: 50,072,202 km (0.105 R)
• M33: 54,332,301 km (0.087 R)
• M34: 67,006,831 km (0.117 R)
• M35: 68,996,184 km (0.11 R)
• M36: 72,629,617 km (0.09 R)
• M37: 77,348,233 km (0.075 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: 237 - 12,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit