🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.63 AU - 0.75 AU

Year: 209 Days

Day: 32.1 Hours

Environment

Temp: 165 °C

Axial Tilt: 45.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,143,919 km

• M1: 442,211 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.9 AU - 0.92 AU

Year: 317 Days

Day: 22.4 Hours

Environment

Temp: 163 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.85 AU - 1.29 AU

Year: 404 Days

Day: 19.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.3

Radius: 12.5

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.89 AU - 6.37 AU

Year: 4244 Days

Day: 9.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,143,919 km

• M1: 159,172 km (0.119 R)
• M2: 550,819 km (0.12 R)
• M3: 1,279,361 km (0.099 R)
• M4: 1,926,521 km (0.084 R)
• M5: 2,738,688 km (0.112 R)
• M6: 3,729,924 km (0.099 R)
• M7: 4,571,861 km (0.076 R)
• M8: 5,342,888 km (0.048 R)
• M9: 6,359,106 km (0.086 R)
• M10: 7,350,342 km (0.063 R)
• M11: 9,461,018 km (0.106 R)
• M12: 12,622,470 km (0.116 R)
• M13: 14,184,721 km (0.072 R)
• M14: 16,276,099 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712

Radius: 9.2

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 10.02 AU - 14.02 AU

Year: 15221 Days

Day: 13.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,143,919 km

• M1: 114,592 km (0.04 R)
• M2: 402,568 km (0.062 R)
• M3: 699,968 km (0.097 R)
• M4: 1,951,953 km (0.12 R)
• M5: 2,817,227 km (0.109 R)
• M6: 3,106,699 km (0.111 R)
• M7: 3,918,716 km (0.054 R)
• M8: 6,773,044 km (0.09 R)
• M9: 9,080,142 km (0.087 R)
• M10: 9,770,985 km (0.084 R)
• M11: 10,439,239 km (0.115 R)
• M12: 10,960,288 km (0.088 R)
• M13: 12,180,109 km (0.109 R)
• M14: 13,086,223 km (0.078 R)
• M15: 14,246,205 km (0.109 R)
• M16: 15,105,346 km (0.07 R)
• M17: 16,613,442 km (0.103 R)
• M18: 17,404,067 km (0.073 R)
• M19: 17,808,579 km (0.12 R)
• M20: 19,403,442 km (0.09 R)
• M21: 24,757,251 km (0.12 R)
• M22: 25,683,860 km (0.071 R)
• M23: 27,387,929 km (0.113 R)
• M24: 28,046,010 km (0.092 R)
• M25: 30,315,709 km (0.043 R)
• M26: 30,901,834 km (0.105 R)
• M27: 33,695,275 km (0.074 R)
• M28: 34,071,663 km (0.114 R)
• M29: 44,871,133 km (0.1 R)
• M30: 48,603,301 km (0.114 R)
• M31: 49,567,758 km (0.113 R)
• M32: 55,623,779 km (0.103 R)
• M33: 56,502,069 km (0.071 R)
• M34: 63,290,970 km (0.059 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.1

Radius: 7

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 10.95 AU - 17.23 AU

Year: 19318 Days

Day: 20 Hours

Environment

Temp: -185 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,143,919 km

• M1: 89,011 km (0.107 R)
• M2: 476,469 km (0.099 R)
• M3: 806,033 km (0.084 R)
• M4: 1,498,522 km (0.079 R)
• M5: 1,917,845 km (0.116 R)
• M6: 4,818,697 km (0.119 R)
• M7: 8,072,301 km (0.092 R)
• M8: 8,345,916 km (0.057 R)
• M9: 10,385,832 km (0.117 R)
• M10: 12,921,366 km (0.054 R)
• M11: 27,291,588 km (0.119 R)
• M12: 36,308,600 km (0.075 R)
• M13: 42,024,884 km (0.083 R)
• M14: 43,542,255 km (0.05 R)
• M15: 44,243,869 km (0.054 R)
• M16: 46,248,481 km (0.116 R)
• M17: 48,163,483 km (0.118 R)
• M18: 49,824,618 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.2

Radius: 5.8

Gravity: 16.03 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 15.57 AU - 15.67 AU

Year: 22548 Days

Day: 16 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,143,919 km

• M1: 72,106 km (0.061 R)
• M2: 796,609 km (0.119 R)
• M3: 1,332,767 km (0.082 R)
• M4: 1,759,121 km (0.097 R)
• M5: 2,381,299 km (0.104 R)
• M6: 3,986,035 km (0.111 R)
• M7: 4,310,214 km (0.119 R)
• M8: 4,513,069 km (0.086 R)
• M9: 5,235,925 km (0.068 R)
• M10: 5,745,306 km (0.114 R)
• M11: 6,771,996 km (0.069 R)
• M12: 7,046,658 km (0.071 R)
• M13: 7,765,925 km (0.098 R)
• M14: 9,922,079 km (0.062 R)
• M15: 11,455,307 km (0.118 R)
• M16: 12,652,689 km (0.111 R)
• M17: 13,140,079 km (0.117 R)
• M18: 14,004,605 km (0.112 R)
• M19: 14,906,381 km (0.108 R)
• M20: 18,723,221 km (0.095 R)
• M21: 22,129,714 km (0.096 R)
• M22: 27,169,068 km (0.082 R)
• M23: 31,131,616 km (0.105 R)
• M24: 33,315,745 km (0.08 R)
• M25: 33,711,431 km (0.084 R)
• M26: 38,853,409 km (0.082 R)
• M27: 42,299,845 km (0.091 R)
• M28: 52,060,957 km (0.114 R)
• M29: 56,801,115 km (0.111 R)
• M30: 62,019,537 km (0.072 R)
• M31: 74,966,934 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.5

Radius: 6.2

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 14.62 AU - 20.14 AU

Year: 26465 Days

Day: 23.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,143,919 km

• M1: 77,940 km (0.092 R)
• M2: 588,668 km (0.097 R)
• M3: 1,033,721 km (0.116 R)
• M4: 1,699,133 km (0.108 R)
• M5: 2,641,150 km (0.116 R)
• M6: 2,855,375 km (0.118 R)
• M7: 4,662,966 km (0.098 R)
• M8: 5,455,834 km (0.088 R)
• M9: 11,048,850 km (0.06 R)
• M10: 12,448,039 km (0.113 R)
• M11: 14,910,869 km (0.072 R)
• M12: 17,513,872 km (0.073 R)
• M13: 18,878,503 km (0.065 R)
• M14: 19,857,023 km (0.073 R)
• M15: 30,713,490 km (0.086 R)
• M16: 37,451,528 km (0.057 R)
• M17: 42,052,560 km (0.064 R)
• M18: 51,668,262 km (0.119 R)
• M19: 54,637,331 km (0.026 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 17,893 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit