🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.57 AU - 0.75 AU

Year: 197 Days

Day: 24.6 Hours

Environment

Temp: 149 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.2 AU - 2.46 AU

Year: 1306 Days

Day: 20.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,937,502 km

• M1: 139,276 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.12 AU - 2.86 AU

Year: 1442 Days

Day: 17.3 Hours

Environment

Temp: -96 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,937,502 km

• M1: 311,612 km (0.083 R)
• M2: 983,307 km (0.087 R)

Asteroid Belt

Center: 3.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.6

Radius: 8.4

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.85 AU - 6.15 AU

Year: 4104 Days

Day: 12.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,937,502 km

• M1: 104,419 km (0.1 R)
• M2: 554,709 km (0.089 R)
• M3: 1,120,189 km (0.042 R)
• M4: 2,891,727 km (0.111 R)
• M5: 4,702,160 km (0.111 R)
• M6: 5,987,356 km (0.063 R)
• M7: 7,210,019 km (0.114 R)
• M8: 8,855,446 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.6

Radius: 10.4

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 8.11 AU - 9.01 AU

Year: 9194 Days

Day: 7.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,937,502 km

• M1: 129,402 km (0.085 R)
• M2: 622,626 km (0.113 R)
• M3: 1,498,073 km (0.109 R)
• M4: 2,215,245 km (0.116 R)
• M5: 4,773,070 km (0.106 R)
• M6: 5,413,648 km (0.11 R)
• M7: 6,435,700 km (0.091 R)
• M8: 8,418,022 km (0.073 R)
• M9: 9,314,711 km (0.119 R)
• M10: 12,062,675 km (0.064 R)
• M11: 13,497,169 km (0.112 R)
• M12: 13,847,527 km (0.069 R)
• M13: 17,281,097 km (0.104 R)
• M14: 17,694,586 km (0.119 R)
• M15: 18,974,994 km (0.053 R)
• M16: 19,733,754 km (0.069 R)
• M17: 21,447,099 km (0.076 R)
• M18: 24,942,004 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.8

Radius: 9

Gravity: 11.42 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.91 AU - 9.19 AU

Year: 9994 Days

Day: 13.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 46,937,502 km

• M1: 112,198 km (0.116 R)
• M2: 573,857 km (0.117 R)
• M3: 988,094 km (0.07 R)
• M4: 1,361,191 km (0.104 R)
• M5: 1,959,732 km (0.071 R)
• M6: 2,745,420 km (0.091 R)
• M7: 3,418,461 km (0.028 R)
• M8: 5,668,712 km (0.034 R)
• M9: 6,717,393 km (0.12 R)
• M10: 8,619,231 km (0.079 R)
• M11: 9,342,537 km (0.066 R)
• M12: 11,526,217 km (0.113 R)
• M13: 12,524,184 km (0.091 R)
• M14: 13,388,411 km (0.103 R)
• M15: 14,624,239 km (0.081 R)
• M16: 16,874,939 km (0.078 R)
• M17: 18,159,985 km (0.103 R)
• M18: 20,923,656 km (0.107 R)
• M19: 21,439,020 km (0.111 R)
• M20: 23,035,679 km (0.11 R)
• M21: 24,710,127 km (0.101 R)
• M22: 24,996,907 km (0.073 R)
• M23: 26,364,530 km (0.039 R)
• M24: 26,864,935 km (0.111 R)
• M25: 30,436,884 km (0.077 R)
• M26: 33,256,953 km (0.072 R)
• M27: 34,790,182 km (0.082 R)
• M28: 36,617,071 km (0.054 R)
• M29: 41,530,014 km (0.103 R)
• M30: 44,849,292 km (0.064 R)
• M31: 47,304,791 km (0.068 R)
• M32: 49,544,571 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.5

Radius: 4

Gravity: 28.59 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 10.59 AU - 16.85 AU

Year: 18655 Days

Day: 17.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,937,502 km

• M1: 51,462 km (0.069 R)
• M2: 202,406 km (0.055 R)
• M3: 527,482 km (0.069 R)
• M4: 1,005,746 km (0.067 R)
• M5: 1,849,778 km (0.092 R)
• M6: 2,960,691 km (0.083 R)
• M7: 3,263,478 km (0.12 R)
• M8: 3,698,658 km (0.048 R)
• M9: 4,716,671 km (0.077 R)
• M10: 12,237,555 km (0.109 R)
• M11: 14,807,496 km (0.095 R)
• M12: 19,910,878 km (0.042 R)
• M13: 23,829,146 km (0.077 R)
• M14: 27,030,241 km (0.077 R)
• M15: 29,354,244 km (0.07 R)
• M16: 30,975,436 km (0.117 R)
• M17: 34,017,209 km (0.106 R)
• M18: 35,545,651 km (0.062 R)
• M19: 41,254,754 km (0.072 R)
• M20: 46,765,042 km (0.087 R)
• M21: 49,292,498 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.2

Radius: 4.6

Gravity: 30.26 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 16.74 AU - 17.36 AU

Year: 25844 Days

Day: 16.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 46,937,502 km

• M1: 174,581 km (0.098 R)
• M2: 320,588 km (0.036 R)
• M3: 624,721 km (0.072 R)
• M4: 839,543 km (0.034 R)
• M5: 996,322 km (0.097 R)
• M6: 1,386,323 km (0.111 R)
• M7: 1,661,733 km (0.06 R)
• M8: 1,851,722 km (0.047 R)
• M9: 2,609,286 km (0.095 R)
• M10: 4,172,285 km (0.11 R)
• M11: 5,090,516 km (0.104 R)
• M12: 8,868,162 km (0.098 R)
• M13: 11,348,943 km (0.089 R)
• M14: 12,530,467 km (0.096 R)
• M15: 14,178,288 km (0.093 R)
• M16: 16,049,608 km (0.093 R)
• M17: 17,805,587 km (0.065 R)
• M18: 18,823,900 km (0.088 R)
• M19: 20,874,887 km (0.098 R)
• M20: 21,384,268 km (0.097 R)
• M21: 21,901,876 km (0.031 R)
• M22: 24,056,086 km (0.086 R)
• M23: 28,406,242 km (0.044 R)
• M24: 36,088,392 km (0.086 R)
• M25: 42,397,233 km (0.103 R)
• M26: 43,049,480 km (0.079 R)
• M27: 50,854,001 km (0.068 R)
• M28: 70,316,834 km (0.079 R)
• M29: 83,324,368 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.7

Radius: 8

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 14.76 AU - 23.04 AU

Year: 30162 Days

Day: 18.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,937,502 km

• M1: 100,081 km (0.115 R)
• M2: 1,389,615 km (0.115 R)
• M3: 2,414,659 km (0.104 R)
• M4: 3,210,969 km (0.1 R)
• M5: 3,771,662 km (0.099 R)
• M6: 6,312,581 km (0.074 R)
• M7: 6,609,533 km (0.098 R)
• M8: 7,515,797 km (0.093 R)
• M9: 10,369,077 km (0.112 R)
• M10: 10,730,805 km (0.077 R)
• M11: 14,123,685 km (0.112 R)
• M12: 15,286,359 km (0.067 R)
• M13: 26,019,109 km (0.116 R)
• M14: 31,155,701 km (0.061 R)
• M15: 34,816,660 km (0.109 R)
• M16: 40,130,526 km (0.109 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 13,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit