🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.49 AU - 0.79 AU

Year: 217 Days

Day: 33.5 Hours

Environment

Temp: 26 °C

Axial Tilt: 20.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.58 AU - 1.86 AU

Year: 958 Days

Day: 32.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.4

Radius: 13.7

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.26 AU - 3.3 AU

Year: 2522 Days

Day: 5.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 87,588,966 km

• M1: 170,392 km (0.103 R)
• M2: 643,420 km (0.067 R)
• M3: 1,170,005 km (0.09 R)
• M4: 3,113,580 km (0.097 R)
• M5: 5,203,313 km (0.055 R)
• M6: 7,048,004 km (0.117 R)
• M7: 8,102,819 km (0.117 R)
• M8: 8,600,531 km (0.087 R)
• M9: 9,991,043 km (0.064 R)
• M10: 11,199,345 km (0.046 R)
• M11: 12,114,585 km (0.103 R)
• M12: 13,350,712 km (0.114 R)
• M13: 19,030,944 km (0.056 R)
• M14: 20,213,066 km (0.066 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.5

Radius: 6.3

Gravity: 18.28 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10.55 AU - 11.39 AU

Year: 15427 Days

Day: 21.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,588,966 km

• M1: 79,586 km (0.068 R)
• M2: 690,394 km (0.06 R)
• M3: 1,290,880 km (0.051 R)
• M4: 1,667,418 km (0.085 R)
• M5: 2,707,572 km (0.091 R)
• M6: 3,272,753 km (0.075 R)
• M7: 3,913,630 km (0.098 R)
• M8: 8,222,797 km (0.086 R)
• M9: 9,669,109 km (0.059 R)
• M10: 10,977,791 km (0.065 R)
• M11: 11,643,651 km (0.06 R)
• M12: 15,308,051 km (0.051 R)
• M13: 16,292,854 km (0.07 R)
• M14: 16,525,927 km (0.103 R)
• M15: 20,746,532 km (0.086 R)
• M16: 23,994,451 km (0.094 R)
• M17: 29,477,662 km (0.111 R)
• M18: 30,407,114 km (0.113 R)
• M19: 32,816,238 km (0.12 R)
• M20: 47,893,908 km (0.074 R)
• M21: 63,875,000 km (0.033 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.2

Radius: 7.7

Gravity: 15.17 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 12.18 AU - 14.58 AU

Year: 20781 Days

Day: 19.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,588,966 km

• M1: 95,892 km (0.104 R)
• M2: 389,702 km (0.084 R)
• M3: 719,117 km (0.111 R)
• M4: 1,413,700 km (0.095 R)
• M5: 1,757,476 km (0.108 R)
• M6: 2,309,791 km (0.05 R)
• M7: 3,135,871 km (0.026 R)
• M8: 3,510,763 km (0.087 R)
• M9: 4,967,547 km (0.089 R)
• M10: 5,437,434 km (0.117 R)
• M11: 6,022,661 km (0.089 R)
• M12: 6,465,919 km (0.089 R)
• M13: 6,883,297 km (0.113 R)
• M14: 7,720,597 km (0.086 R)
• M15: 9,129,958 km (0.097 R)
• M16: 11,688,830 km (0.084 R)
• M17: 13,839,449 km (0.12 R)
• M18: 14,690,212 km (0.115 R)
• M19: 15,330,491 km (0.108 R)
• M20: 23,540,571 km (0.111 R)
• M21: 25,428,646 km (0.057 R)
• M22: 27,176,548 km (0.047 R)
• M23: 33,855,195 km (0.12 R)
• M24: 35,253,935 km (0.084 R)
• M25: 38,767,241 km (0.099 R)
• M26: 39,070,177 km (0.042 R)
• M27: 43,805,398 km (0.086 R)
• M28: 48,207,166 km (0.1 R)
• M29: 52,709,164 km (0.064 R)
• M30: 55,157,333 km (0.071 R)
• M31: 58,471,824 km (0.115 R)
• M32: 66,140,061 km (0.08 R)
• M33: 70,326,408 km (0.062 R)
• M34: 73,753,545 km (0.081 R)
• M35: 75,390,296 km (0.073 R)
• M36: 82,930,627 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.9

Radius: 5.7

Gravity: 17.36 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 13.18 AU - 18.86 AU

Year: 27225 Days

Day: 15.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,588,966 km

• M1: 119,080 km (0.1 R)
• M2: 300,841 km (0.113 R)
• M3: 719,865 km (0.029 R)
• M4: 1,609,075 km (0.095 R)
• M5: 2,054,428 km (0.105 R)
• M6: 2,457,594 km (0.105 R)
• M7: 2,806,306 km (0.057 R)
• M8: 3,131,083 km (0.069 R)
• M9: 3,823,273 km (0.083 R)
• M10: 4,576,199 km (0.058 R)
• M11: 6,146,977 km (0.104 R)
• M12: 8,260,495 km (0.112 R)
• M13: 9,509,787 km (0.106 R)
• M14: 10,117,154 km (0.107 R)
• M15: 11,342,062 km (0.102 R)
• M16: 11,680,303 km (0.101 R)
• M17: 12,025,126 km (0.084 R)
• M18: 13,248,387 km (0.075 R)
• M19: 13,699,275 km (0.092 R)
• M20: 14,394,756 km (0.061 R)
• M21: 16,795,802 km (0.112 R)
• M22: 20,329,154 km (0.114 R)
• M23: 23,446,025 km (0.117 R)
• M24: 27,106,536 km (0.109 R)
• M25: 33,146,849 km (0.039 R)
• M26: 34,821,298 km (0.094 R)
• M27: 40,181,689 km (0.081 R)
• M28: 47,448,256 km (0.095 R)
• M29: 49,392,579 km (0.101 R)
• M30: 49,931,880 km (0.112 R)
• M31: 55,349,866 km (0.088 R)
• M32: 55,543,296 km (0.097 R)
• M33: 56,910,471 km (0.093 R)
• M34: 60,734,342 km (0.115 R)
• M35: 69,562,262 km (0.116 R)
• M36: 76,058,549 km (0.089 R)
• M37: 82,694,561 km (0.066 R)
• M38: 86,282,816 km (0.111 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 14,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit