🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.65 AU - 0.67 AU

Year: 229 Days

Day: 18.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 42,693,700 km

• M1: 43,084 km (0.07 R)
• M2: 525,388 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.09 AU - 1.13 AU

Year: 500 Days

Day: 24.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,693,700 km

• M1: 47,273 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.8

Radius: 11.7

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.44 AU - 3.76 AU

Year: 2333 Days

Day: 11.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,693,700 km

• M1: 145,708 km (0.104 R)
• M2: 608,415 km (0.103 R)
• M3: 1,025,942 km (0.035 R)
• M4: 1,560,007 km (0.102 R)
• M5: 1,991,596 km (0.102 R)
• M6: 2,958,597 km (0.094 R)
• M7: 3,452,120 km (0.075 R)
• M8: 4,864,474 km (0.059 R)
• M9: 7,075,381 km (0.034 R)
• M10: 8,211,577 km (0.08 R)
• M11: 8,790,520 km (0.112 R)
• M12: 10,542,760 km (0.085 R)
• M13: 11,305,111 km (0.11 R)
• M14: 14,402,834 km (0.113 R)
• M15: 15,973,313 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.6

Radius: 11.6

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.53 AU - 4.19 AU

Year: 2633 Days

Day: 12.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,693,700 km

• M1: 144,212 km (0.114 R)
• M2: 582,085 km (0.076 R)
• M3: 949,198 km (0.085 R)
• M4: 1,913,806 km (0.108 R)
• M5: 2,652,520 km (0.077 R)
• M6: 3,818,785 km (0.083 R)
• M7: 4,345,818 km (0.115 R)
• M8: 5,037,409 km (0.119 R)
• M9: 5,596,756 km (0.034 R)
• M10: 6,898,257 km (0.091 R)
• M11: 7,313,541 km (0.045 R)
• M12: 8,031,910 km (0.073 R)
• M13: 8,694,479 km (0.105 R)
• M14: 9,214,930 km (0.058 R)
• M15: 9,609,868 km (0.111 R)
• M16: 11,182,291 km (0.116 R)
• M17: 11,966,483 km (0.116 R)
• M18: 12,437,118 km (0.109 R)
• M19: 14,782,214 km (0.085 R)
• M20: 15,224,874 km (0.098 R)
• M21: 18,292,528 km (0.092 R)
• M22: 18,745,660 km (0.104 R)

Asteroid Belt

Center: 4.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638

Radius: 12.7

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.04 AU - 6.78 AU

Year: 6938 Days

Day: 6 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,693,700 km

• M1: 157,975 km (0.114 R)
• M2: 662,868 km (0.076 R)
• M3: 1,470,547 km (0.077 R)
• M4: 2,258,629 km (0.047 R)
• M5: 2,749,758 km (0.107 R)
• M6: 3,206,182 km (0.117 R)
• M7: 4,669,249 km (0.05 R)
• M8: 5,234,878 km (0.101 R)
• M9: 6,103,444 km (0.063 R)
• M10: 7,930,034 km (0.112 R)
• M11: 9,247,991 km (0.108 R)
• M12: 12,420,064 km (0.118 R)
• M13: 27,956,700 km (0.064 R)
• M14: 28,693,919 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.3

Radius: 14.3

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.15 AU - 7.45 AU

Year: 7580 Days

Day: 13.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,693,700 km

• M1: 178,021 km (0.114 R)
• M2: 855,101 km (0.055 R)
• M3: 1,344,137 km (0.089 R)
• M4: 2,805,858 km (0.119 R)
• M5: 3,267,666 km (0.1 R)
• M6: 3,802,179 km (0.117 R)
• M7: 4,347,165 km (0.12 R)
• M8: 4,892,598 km (0.071 R)
• M9: 6,585,149 km (0.108 R)
• M10: 7,038,879 km (0.101 R)
• M11: 7,548,110 km (0.115 R)
• M12: 8,565,076 km (0.102 R)
• M13: 10,960,438 km (0.114 R)
• M14: 12,704,599 km (0.109 R)
• M15: 14,791,190 km (0.112 R)
• M16: 15,974,061 km (0.099 R)
• M17: 17,037,253 km (0.107 R)
• M18: 18,784,406 km (0.07 R)
• M19: 20,442,699 km (0.05 R)
• M20: 20,993,518 km (0.081 R)
• M21: 21,695,880 km (0.08 R)
• M22: 22,632,363 km (0.112 R)
• M23: 24,586,111 km (0.114 R)
• M24: 28,060,372 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.7

Radius: 13.3

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 7.03 AU - 8.21 AU

Year: 8992 Days

Day: 8.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,693,700 km

• M1: 165,455 km (0.087 R)
• M2: 777,909 km (0.077 R)
• M3: 1,470,996 km (0.078 R)
• M4: 1,958,087 km (0.083 R)
• M5: 2,572,784 km (0.106 R)
• M6: 3,454,364 km (0.082 R)
• M7: 5,004,348 km (0.107 R)
• M8: 5,814,570 km (0.098 R)
• M9: 7,211,964 km (0.041 R)
• M10: 8,642,718 km (0.1 R)
• M11: 12,686,498 km (0.112 R)
• M12: 13,455,281 km (0.059 R)
• M13: 15,282,470 km (0.089 R)
• M14: 15,747,121 km (0.079 R)
• M15: 22,939,786 km (0.038 R)
• M16: 24,350,045 km (0.114 R)
• M17: 26,763,657 km (0.034 R)
• M18: 29,948,297 km (0.065 R)
• M19: 30,887,622 km (0.113 R)
• M20: 33,266,527 km (0.076 R)
• M21: 33,823,779 km (0.11 R)
• M22: 34,842,541 km (0.079 R)
• M23: 39,743,966 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.4

Radius: 4.1

Gravity: 12.75 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.43 AU - 13.03 AU

Year: 15025 Days

Day: 24.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,693,700 km

• M1: 367,113 km (0.058 R)
• M2: 741,557 km (0.063 R)
• M3: 1,202,318 km (0.087 R)
• M4: 2,659,102 km (0.084 R)
• M5: 3,512,857 km (0.11 R)
• M6: 3,733,215 km (0.066 R)
• M7: 5,223,060 km (0.077 R)
• M8: 9,588,027 km (0.105 R)
• M9: 11,493,604 km (0.075 R)
• M10: 14,428,116 km (0.066 R)
• M11: 17,968,948 km (0.074 R)
• M12: 18,330,227 km (0.031 R)
• M13: 18,770,045 km (0.117 R)
• M14: 21,075,498 km (0.103 R)
• M15: 25,597,243 km (0.082 R)
• M16: 38,969,797 km (0.11 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 13,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit