🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.62 AU - 0.64 AU

Year: 187 Days

Day: 35.5 Hours

Environment

Temp: 154 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,967,988 km

• M1: 198,666 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.73 AU - 1.17 AU

Year: 347 Days

Day: 14.7 Hours

Environment

Temp: 17 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.1 AU - 1.12 AU

Year: 438 Days

Day: 37.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 41.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 80,967,988 km

• M1: 265,835 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.3 AU - 2.8 AU

Year: 1526 Days

Day: 31.1 Hours

Environment

Temp: -97 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.21 AU - 4.89 AU

Year: 3054 Days

Day: 32.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,967,988 km

• M1: 982,260 km (0.065 R)
• M2: 1,202,318 km (0.116 R)

Asteroid Belt

Center: 4.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.3

Radius: 9.3

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.6 AU - 5.76 AU

Year: 4418 Days

Day: 12.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,967,988 km

• M1: 116,238 km (0.051 R)
• M2: 849,566 km (0.066 R)
• M3: 1,237,922 km (0.117 R)
• M4: 1,535,173 km (0.044 R)
• M5: 1,893,460 km (0.092 R)
• M6: 2,205,821 km (0.095 R)
• M7: 2,648,929 km (0.104 R)
• M8: 3,132,579 km (0.083 R)
• M9: 3,473,812 km (0.044 R)
• M10: 3,860,822 km (0.102 R)
• M11: 5,095,453 km (0.107 R)
• M12: 5,817,263 km (0.085 R)
• M13: 7,105,450 km (0.075 R)
• M14: 7,765,476 km (0.049 R)
• M15: 9,131,604 km (0.056 R)
• M16: 9,516,369 km (0.113 R)
• M17: 10,400,792 km (0.052 R)
• M18: 12,056,392 km (0.076 R)
• M19: 13,237,018 km (0.117 R)
• M20: 13,580,943 km (0.073 R)
• M21: 14,286,896 km (0.113 R)
• M22: 19,611,234 km (0.09 R)
• M23: 24,032,000 km (0.04 R)
• M24: 24,914,927 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.1

Radius: 13.7

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.17 AU - 7.45 AU

Year: 7406 Days

Day: 10.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,967,988 km

• M1: 170,392 km (0.058 R)
• M2: 1,390,363 km (0.064 R)
• M3: 2,321,460 km (0.108 R)
• M4: 3,456,160 km (0.111 R)
• M5: 3,940,109 km (0.076 R)
• M6: 4,738,213 km (0.055 R)
• M7: 5,220,068 km (0.076 R)
• M8: 5,734,834 km (0.101 R)
• M9: 7,081,215 km (0.085 R)
• M10: 7,867,950 km (0.119 R)
• M11: 8,424,155 km (0.104 R)
• M12: 11,210,266 km (0.094 R)
• M13: 11,915,919 km (0.065 R)
• M14: 12,437,866 km (0.089 R)
• M15: 14,386,079 km (0.098 R)
• M16: 17,511,777 km (0.095 R)
• M17: 20,615,035 km (0.11 R)
• M18: 21,216,419 km (0.075 R)
• M19: 26,456,383 km (0.088 R)
• M20: 30,619,094 km (0.11 R)
• M21: 34,669,307 km (0.107 R)
• M22: 36,385,045 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.7

Radius: 14.5

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.67 AU - 9.73 AU

Year: 10457 Days

Day: 5.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,967,988 km

• M1: 180,565 km (0.062 R)
• M2: 689,347 km (0.064 R)
• M3: 1,609,673 km (0.032 R)
• M4: 2,438,744 km (0.096 R)
• M5: 2,972,210 km (0.038 R)
• M6: 4,329,362 km (0.066 R)
• M7: 8,273,809 km (0.069 R)
• M8: 10,972,256 km (0.086 R)
• M9: 18,179,432 km (0.1 R)
• M10: 18,870,724 km (0.118 R)
• M11: 20,305,966 km (0.037 R)
• M12: 23,393,217 km (0.099 R)
• M13: 25,133,489 km (0.11 R)
• M14: 35,790,094 km (0.114 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.5

Radius: 12.7

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 10.45 AU - 10.71 AU

Year: 12896 Days

Day: 10.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,967,988 km

• M1: 159,322 km (0.109 R)
• M2: 555,606 km (0.073 R)
• M3: 964,158 km (0.054 R)
• M4: 4,992,679 km (0.047 R)
• M5: 7,216,751 km (0.063 R)
• M6: 7,946,489 km (0.102 R)
• M7: 8,547,574 km (0.107 R)
• M8: 10,687,421 km (0.076 R)
• M9: 13,281,598 km (0.031 R)
• M10: 15,666,188 km (0.105 R)
• M11: 16,406,698 km (0.052 R)
• M12: 18,176,590 km (0.078 R)
• M13: 19,527,459 km (0.107 R)
• M14: 20,944,151 km (0.103 R)
• M15: 26,350,169 km (0.117 R)
• M16: 28,870,743 km (0.083 R)
• M17: 39,080,200 km (0.063 R)
• M18: 41,452,373 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.4

Radius: 3.4

Gravity: 69.84 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 11.3 AU - 17.26 AU

Year: 20222 Days

Day: 16.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 95.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,967,988 km

• M1: 50,714 km (0.103 R)
• M2: 228,436 km (0.101 R)
• M3: 373,695 km (0.101 R)
• M4: 642,373 km (0.081 R)
• M5: 1,105,977 km (0.106 R)
• M6: 1,670,859 km (0.063 R)
• M7: 1,799,812 km (0.075 R)
• M8: 2,595,822 km (0.118 R)
• M9: 4,805,832 km (0.096 R)
• M10: 7,715,510 km (0.104 R)
• M11: 9,976,981 km (0.083 R)
• M12: 10,218,881 km (0.096 R)
• M13: 12,504,138 km (0.04 R)
• M14: 12,644,162 km (0.115 R)
• M15: 17,175,032 km (0.1 R)
• M16: 18,320,653 km (0.066 R)
• M17: 19,143,142 km (0.079 R)
• M18: 20,085,459 km (0.115 R)
• M19: 22,164,121 km (0.114 R)
• M20: 24,272,853 km (0.1 R)
• M21: 26,511,735 km (0.11 R)
• M22: 28,278,336 km (0.043 R)
• M23: 29,871,703 km (0.077 R)
• M24: 44,336,471 km (0.099 R)
• M25: 46,147,502 km (0.088 R)
• M26: 48,007,303 km (0.043 R)
• M27: 50,978,766 km (0.103 R)
• M28: 52,965,425 km (0.107 R)
• M29: 59,827,180 km (0.085 R)
• M30: 65,767,413 km (0.111 R)
• M31: 69,645,289 km (0.063 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 14,236 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit