🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.53 AU - 0.87 AU

Year: 213 Days

Day: 33.2 Hours

Environment

Temp: 150 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.2 AU - 1.28 AU

Year: 502 Days

Day: 12.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 78,446,729 km

• M1: 32,313 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.31 AU - 1.47 AU

Year: 596 Days

Day: 23.6 Hours

Environment

Temp: -17 °C

Axial Tilt: 8.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.32 AU - 2.02 AU

Year: 784 Days

Day: 34.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,446,729 km

• M1: 1,502,411 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.46 AU - 2.9 AU

Year: 1595 Days

Day: 37.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,446,729 km

• M1: 1,121,984 km (0.091 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.99 AU - 3.35 AU

Year: 2051 Days

Day: 25.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,446,729 km

• M1: 37,699 km (0.102 R)
• M2: 412,890 km (0.108 R)

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.5

Radius: 8.3

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.53 AU - 9.03 AU

Year: 7139 Days

Day: 11.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,446,729 km

• M1: 103,223 km (0.06 R)
• M2: 1,058,704 km (0.072 R)
• M3: 1,676,843 km (0.081 R)
• M4: 2,215,245 km (0.073 R)
• M5: 3,080,071 km (0.077 R)
• M6: 4,641,274 km (0.048 R)
• M7: 5,369,816 km (0.092 R)
• M8: 5,980,324 km (0.043 R)
• M9: 6,302,708 km (0.1 R)
• M10: 7,486,177 km (0.085 R)
• M11: 8,247,929 km (0.088 R)
• M12: 10,516,431 km (0.111 R)
• M13: 10,891,623 km (0.085 R)
• M14: 12,224,240 km (0.099 R)
• M15: 12,744,392 km (0.094 R)
• M16: 15,388,983 km (0.05 R)
• M17: 15,690,273 km (0.117 R)
• M18: 16,367,054 km (0.088 R)
• M19: 20,622,964 km (0.097 R)
• M20: 22,191,199 km (0.11 R)
• M21: 23,917,708 km (0.092 R)
• M22: 24,813,799 km (0.115 R)
• M23: 25,731,881 km (0.051 R)
• M24: 30,005,144 km (0.099 R)
• M25: 30,951,351 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592

Radius: 5.5

Gravity: 19.57 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 12.92 AU - 21.12 AU

Year: 25519 Days

Day: 15.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 78,446,729 km

• M1: 71,807 km (0.083 R)
• M2: 451,038 km (0.074 R)
• M3: 1,104,930 km (0.092 R)
• M4: 1,653,804 km (0.095 R)
• M5: 1,859,502 km (0.105 R)
• M6: 2,533,440 km (0.094 R)
• M7: 5,897,148 km (0.047 R)
• M8: 6,562,260 km (0.099 R)
• M9: 6,889,281 km (0.093 R)
• M10: 7,227,073 km (0.084 R)
• M11: 7,883,509 km (0.092 R)
• M12: 8,578,989 km (0.094 R)
• M13: 10,091,424 km (0.076 R)
• M14: 11,237,044 km (0.062 R)
• M15: 11,637,368 km (0.115 R)
• M16: 12,047,266 km (0.04 R)
• M17: 13,114,198 km (0.117 R)
• M18: 15,110,133 km (0.109 R)
• M19: 16,863,270 km (0.071 R)
• M20: 18,104,634 km (0.103 R)
• M21: 20,079,176 km (0.093 R)
• M22: 20,867,706 km (0.08 R)
• M23: 21,168,547 km (0.104 R)
• M24: 25,577,047 km (0.098 R)
• M25: 26,269,536 km (0.108 R)
• M26: 28,421,950 km (0.076 R)
• M27: 29,793,613 km (0.096 R)
• M28: 32,533,947 km (0.111 R)
• M29: 32,938,609 km (0.109 R)
• M30: 35,012,484 km (0.077 R)
• M31: 39,724,817 km (0.11 R)
• M32: 42,874,899 km (0.093 R)
• M33: 48,429,767 km (0.105 R)
• M34: 50,382,917 km (0.113 R)
• M35: 57,927,886 km (0.074 R)
• M36: 62,174,670 km (0.05 R)
• M37: 68,373,856 km (0.037 R)
• M38: 72,880,941 km (0.111 R)
• M39: 73,111,471 km (0.059 R)
• M40: 75,678,122 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.8

Radius: 6.8

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 18.19 AU - 20.55 AU

Year: 30983 Days

Day: 24.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,446,729 km

• M1: 86,617 km (0.091 R)
• M2: 370,704 km (0.029 R)
• M3: 1,609,823 km (0.108 R)
• M4: 2,978,194 km (0.086 R)
• M5: 3,330,497 km (0.073 R)
• M6: 6,579,314 km (0.103 R)
• M7: 14,596,713 km (0.101 R)
• M8: 18,401,286 km (0.087 R)
• M9: 19,772,201 km (0.103 R)
• M10: 20,339,177 km (0.074 R)
• M11: 21,804,039 km (0.043 R)
• M12: 29,946,651 km (0.099 R)
• M13: 35,304,798 km (0.109 R)
• M14: 38,573,661 km (0.095 R)
• M15: 45,541,930 km (0.026 R)
• M16: 46,034,257 km (0.113 R)
• M17: 50,977,868 km (0.094 R)
• M18: 53,668,386 km (0.111 R)
• M19: 60,905,482 km (0.1 R)
• M20: 61,703,138 km (0.115 R)
• M21: 70,503,382 km (0.043 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 19,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit