🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.59 AU - 0.81 AU

Year: 212 Days

Day: 35.9 Hours

Environment

Temp: 181 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.97 AU - 1.39 AU

Year: 464 Days

Day: 17.8 Hours

Environment

Temp: 6 °C

Axial Tilt: 28.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 50,734,588 km

• M1: 75,098 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.43 AU - 1.51 AU

Year: 645 Days

Day: 19.7 Hours

Environment

Temp: -30 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,734,588 km

• M1: 143,913 km (0.08 R)
• M2: 170,841 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.12 AU - 2.12 AU

Year: 1116 Days

Day: 22.4 Hours

Environment

Temp: -64 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,734,588 km

• M1: 132,095 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.91 AU - 3.13 AU

Year: 1898 Days

Day: 37.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.86 AU - 3.96 AU

Year: 2796 Days

Day: 32.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.8

Radius: 10.4

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.84 AU - 6 AU

Year: 5209 Days

Day: 14.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,734,588 km

• M1: 129,402 km (0.054 R)
• M2: 830,717 km (0.08 R)
• M3: 1,207,554 km (0.106 R)
• M4: 1,584,541 km (0.051 R)
• M5: 2,367,087 km (0.119 R)
• M6: 4,853,853 km (0.104 R)
• M7: 5,416,041 km (0.085 R)
• M8: 6,049,887 km (0.105 R)
• M9: 8,075,443 km (0.097 R)
• M10: 8,755,215 km (0.108 R)
• M11: 9,985,658 km (0.096 R)
• M12: 16,919,370 km (0.032 R)
• M13: 22,138,839 km (0.119 R)
• M14: 24,777,297 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.4

Radius: 10.9

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.74 AU - 8.7 AU

Year: 7016 Days

Day: 14.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,734,588 km

• M1: 135,685 km (0.102 R)
• M2: 526,585 km (0.112 R)
• M3: 1,071,869 km (0.094 R)
• M4: 1,582,446 km (0.052 R)
• M5: 2,064,451 km (0.083 R)
• M6: 2,789,701 km (0.111 R)
• M7: 3,390,935 km (0.118 R)
• M8: 3,908,693 km (0.063 R)
• M9: 5,103,531 km (0.073 R)
• M10: 5,847,482 km (0.099 R)
• M11: 6,662,341 km (0.109 R)
• M12: 7,331,044 km (0.076 R)
• M13: 8,598,138 km (0.112 R)
• M14: 9,135,493 km (0.085 R)
• M15: 10,141,090 km (0.061 R)
• M16: 12,423,355 km (0.109 R)
• M17: 12,896,533 km (0.049 R)
• M18: 13,601,289 km (0.108 R)
• M19: 14,047,689 km (0.06 R)
• M20: 21,219,710 km (0.062 R)
• M21: 21,896,491 km (0.06 R)
• M22: 22,899,544 km (0.082 R)
• M23: 28,651,134 km (0.071 R)
• M24: 33,145,802 km (0.113 R)
• M25: 33,955,126 km (0.083 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.9

Radius: 14.7

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 9.49 AU - 12.53 AU

Year: 13212 Days

Day: 11.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 50,734,588 km

• M1: 194,776 km (0.067 R)
• M2: 800,947 km (0.111 R)
• M3: 1,260,960 km (0.052 R)
• M4: 1,957,787 km (0.028 R)
• M5: 3,575,539 km (0.065 R)
• M6: 4,079,384 km (0.113 R)
• M7: 4,825,728 km (0.106 R)
• M8: 5,661,681 km (0.095 R)
• M9: 7,224,530 km (0.04 R)
• M10: 10,669,619 km (0.072 R)
• M11: 12,590,157 km (0.111 R)
• M12: 13,300,896 km (0.111 R)
• M13: 14,521,465 km (0.088 R)
• M14: 18,385,878 km (0.03 R)
• M15: 22,138,241 km (0.119 R)
• M16: 23,079,062 km (0.051 R)
• M17: 23,559,421 km (0.09 R)
• M18: 24,144,648 km (0.065 R)
• M19: 25,040,589 km (0.09 R)
• M20: 26,793,427 km (0.065 R)
• M21: 30,198,275 km (0.066 R)
• M22: 31,472,998 km (0.052 R)
• M23: 32,904,052 km (0.027 R)
• M24: 36,801,525 km (0.05 R)
• M25: 40,022,966 km (0.119 R)
• M26: 41,419,013 km (0.099 R)
• M27: 44,902,100 km (0.078 R)
• M28: 47,329,774 km (0.076 R)
• M29: 53,444,139 km (0.091 R)
• M30: 53,948,134 km (0.116 R)
• M31: 55,996,129 km (0.098 R)
• M32: 57,214,454 km (0.052 R)
• M33: 57,742,085 km (0.115 R)
• M34: 61,158,751 km (0.077 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.8

Radius: 3.2

Gravity: 27.23 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 10.71 AU - 15.41 AU

Year: 17069 Days

Day: 21.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,734,588 km

• M1: 40,092 km (0.072 R)
• M2: 210,933 km (0.114 R)
• M3: 522,845 km (0.096 R)
• M4: 1,549,984 km (0.113 R)
• M5: 2,049,940 km (0.1 R)
• M6: 2,484,671 km (0.113 R)
• M7: 3,508,220 km (0.094 R)
• M8: 4,783,691 km (0.108 R)
• M9: 7,126,843 km (0.062 R)
• M10: 7,417,511 km (0.103 R)
• M11: 8,066,766 km (0.095 R)
• M12: 11,099,713 km (0.119 R)
• M13: 11,546,562 km (0.073 R)
• M14: 12,836,993 km (0.098 R)
• M15: 16,984,744 km (0.067 R)
• M16: 18,725,913 km (0.071 R)
• M17: 20,499,396 km (0.043 R)
• M18: 22,381,487 km (0.099 R)
• M19: 24,189,826 km (0.079 R)
• M20: 28,921,756 km (0.065 R)
• M21: 31,503,516 km (0.115 R)
• M22: 37,119,570 km (0.066 R)
• M23: 39,515,230 km (0.038 R)
• M24: 43,917,297 km (0.052 R)
• M25: 44,472,156 km (0.091 R)
• M26: 44,611,581 km (0.119 R)
• M27: 45,737,604 km (0.089 R)
• M28: 47,461,869 km (0.083 R)
• M29: 47,899,593 km (0.104 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 13,365 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit