🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.49 AU - 0.71 AU

Year: 207 Days

Day: 40.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.64 AU - 1.02 AU

Year: 337 Days

Day: 30.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.76 AU - 1.18 AU

Year: 426 Days

Day: 20.1 Hours

Environment

Temp: -72 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.46 AU - 1.7 AU

Year: 886 Days

Day: 46.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.67 AU - 2.73 AU

Year: 1456 Days

Day: 39.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.29 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.6

Radius: 8.2

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.09 AU - 4.67 AU

Year: 4090 Days

Day: 7.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,405,153 km

• M1: 102,026 km (0.105 R)
• M2: 479,162 km (0.085 R)
• M3: 1,035,816 km (0.119 R)
• M4: 1,297,911 km (0.092 R)
• M5: 1,706,313 km (0.074 R)
• M6: 2,130,573 km (0.079 R)
• M7: 2,516,236 km (0.116 R)
• M8: 3,335,584 km (0.112 R)
• M9: 3,599,624 km (0.099 R)
• M10: 3,959,856 km (0.112 R)
• M11: 4,432,585 km (0.085 R)
• M12: 4,776,062 km (0.051 R)
• M13: 5,137,340 km (0.116 R)
• M14: 5,594,811 km (0.11 R)
• M15: 6,051,533 km (0.119 R)
• M16: 7,070,295 km (0.066 R)
• M17: 7,997,502 km (0.059 R)
• M18: 8,577,643 km (0.112 R)
• M19: 9,332,364 km (0.088 R)
• M20: 9,707,107 km (0.083 R)
• M21: 10,287,846 km (0.101 R)
• M22: 12,617,234 km (0.066 R)
• M23: 17,601,087 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.7

Radius: 13.5

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 7.26 AU - 8.66 AU

Year: 10021 Days

Day: 8.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,405,153 km

• M1: 167,849 km (0.075 R)
• M2: 699,520 km (0.076 R)
• M3: 1,211,444 km (0.099 R)
• M4: 2,905,789 km (0.112 R)
• M5: 3,413,823 km (0.074 R)
• M6: 4,236,013 km (0.106 R)
• M7: 5,939,634 km (0.113 R)
• M8: 7,356,176 km (0.087 R)
• M9: 7,942,001 km (0.115 R)
• M10: 10,799,021 km (0.077 R)
• M11: 11,300,324 km (0.095 R)
• M12: 15,382,999 km (0.094 R)
• M13: 16,671,785 km (0.115 R)
• M14: 17,547,232 km (0.105 R)
• M15: 22,553,674 km (0.101 R)
• M16: 25,514,066 km (0.087 R)
• M17: 27,133,314 km (0.089 R)
• M18: 32,921,854 km (0.094 R)
• M19: 33,659,072 km (0.063 R)
• M20: 35,605,340 km (0.088 R)
• M21: 36,943,942 km (0.043 R)
• M22: 38,547,631 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.1

Radius: 4.5

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 9.73 AU - 14.91 AU

Year: 19296 Days

Day: 16.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 77,405,153 km

• M1: 56,099 km (0.115 R)
• M2: 207,492 km (0.07 R)
• M3: 507,286 km (0.1 R)
• M4: 684,261 km (0.092 R)
• M5: 1,586,186 km (0.073 R)
• M6: 1,727,257 km (0.111 R)
• M7: 2,641,300 km (0.042 R)
• M8: 3,666,793 km (0.12 R)
• M9: 4,281,641 km (0.088 R)
• M10: 4,445,600 km (0.093 R)
• M11: 4,728,041 km (0.097 R)
• M12: 5,082,737 km (0.086 R)
• M13: 5,745,905 km (0.116 R)
• M14: 6,827,647 km (0.062 R)
• M15: 9,569,626 km (0.078 R)
• M16: 9,850,421 km (0.067 R)
• M17: 11,079,517 km (0.106 R)
• M18: 11,389,035 km (0.103 R)
• M19: 13,023,841 km (0.049 R)
• M20: 15,630,584 km (0.047 R)
• M21: 16,085,361 km (0.07 R)
• M22: 24,007,765 km (0.092 R)
• M23: 26,307,085 km (0.032 R)
• M24: 26,673,450 km (0.105 R)
• M25: 28,652,331 km (0.12 R)
• M26: 33,861,628 km (0.117 R)
• M27: 35,506,007 km (0.097 R)
• M28: 36,178,450 km (0.12 R)
• M29: 39,667,970 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 368.7

Radius: 7.5

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 11.95 AU - 19.61 AU

Year: 27971 Days

Day: 24.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 77,405,153 km

• M1: 94,097 km (0.062 R)
• M2: 349,012 km (0.044 R)
• M3: 693,386 km (0.099 R)
• M4: 1,286,841 km (0.117 R)
• M5: 1,598,154 km (0.073 R)
• M6: 2,374,268 km (0.107 R)
• M7: 2,771,749 km (0.1 R)
• M8: 5,004,198 km (0.116 R)
• M9: 6,154,756 km (0.075 R)
• M10: 6,545,206 km (0.064 R)
• M11: 7,091,388 km (0.105 R)
• M12: 9,699,328 km (0.106 R)
• M13: 10,469,906 km (0.068 R)
• M14: 11,026,709 km (0.047 R)
• M15: 12,065,367 km (0.082 R)
• M16: 12,956,073 km (0.083 R)
• M17: 13,816,411 km (0.102 R)
• M18: 14,410,912 km (0.089 R)
• M19: 16,460,852 km (0.077 R)
• M20: 19,795,389 km (0.106 R)
• M21: 20,360,121 km (0.087 R)
• M22: 23,345,795 km (0.092 R)
• M23: 25,380,625 km (0.1 R)
• M24: 25,823,584 km (0.095 R)
• M25: 30,168,954 km (0.08 R)
• M26: 30,916,644 km (0.056 R)
• M27: 32,061,217 km (0.098 R)
• M28: 42,876,695 km (0.087 R)
• M29: 43,663,131 km (0.11 R)
• M30: 61,879,214 km (0.111 R)
• M31: 71,971,236 km (0.08 R)
• M32: 76,251,231 km (0.108 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: 309 - 20,291 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit