🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.83 AU - 2.85 AU

Year: 1813 Days

Day: 39.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.53 AU - 3.99 AU

Year: 2229 Days

Day: 46.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.53 AU - 4.59 AU

Year: 3098 Days

Day: 24.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,437,077 km

• M1: 1,273,527 km (0.059 R)

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.8

Radius: 9.3

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.79 AU - 5.23 AU

Year: 4247 Days

Day: 5.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,437,077 km

• M1: 116,686 km (0.117 R)
• M2: 421,118 km (0.075 R)
• M3: 1,003,203 km (0.097 R)
• M4: 1,434,943 km (0.069 R)
• M5: 1,963,921 km (0.065 R)
• M6: 2,876,917 km (0.086 R)
• M7: 3,446,585 km (0.104 R)
• M8: 3,990,224 km (0.115 R)
• M9: 4,293,309 km (0.092 R)
• M10: 4,590,111 km (0.109 R)
• M11: 5,272,727 km (0.111 R)
• M12: 6,179,439 km (0.044 R)
• M13: 6,810,892 km (0.113 R)
• M14: 7,304,864 km (0.078 R)
• M15: 7,667,788 km (0.056 R)
• M16: 8,267,078 km (0.116 R)
• M17: 8,594,846 km (0.078 R)
• M18: 9,206,702 km (0.107 R)
• M19: 10,104,439 km (0.066 R)
• M20: 13,015,763 km (0.093 R)
• M21: 13,914,397 km (0.101 R)
• M22: 14,285,250 km (0.089 R)
• M23: 15,143,792 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.6

Radius: 12.2

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.34 AU - 8.22 AU

Year: 7440 Days

Day: 6.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 83.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,437,077 km

• M1: 151,842 km (0.104 R)
• M2: 837,000 km (0.077 R)
• M3: 1,356,853 km (0.118 R)
• M4: 1,829,133 km (0.082 R)
• M5: 2,650,126 km (0.087 R)
• M6: 3,800,085 km (0.097 R)
• M7: 4,641,124 km (0.107 R)
• M8: 5,319,401 km (0.096 R)
• M9: 5,862,292 km (0.088 R)
• M10: 8,756,412 km (0.11 R)
• M11: 9,152,847 km (0.067 R)
• M12: 14,895,909 km (0.08 R)
• M13: 17,523,147 km (0.066 R)
• M14: 18,583,646 km (0.068 R)
• M15: 19,611,383 km (0.047 R)
• M16: 21,066,522 km (0.066 R)
• M17: 21,860,587 km (0.093 R)
• M18: 24,710,726 km (0.112 R)
• M19: 25,953,286 km (0.04 R)
• M20: 27,894,468 km (0.11 R)
• M21: 30,429,852 km (0.047 R)
• M22: 35,174,798 km (0.1 R)
• M23: 38,952,742 km (0.111 R)
• M24: 39,428,314 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.7

Radius: 15

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 7.44 AU - 9.84 AU

Year: 9619 Days

Day: 9.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,437,077 km

• M1: 186,549 km (0.112 R)
• M2: 829,221 km (0.063 R)
• M3: 1,483,861 km (0.104 R)
• M4: 2,132,966 km (0.097 R)
• M5: 4,041,985 km (0.08 R)
• M6: 6,084,295 km (0.098 R)
• M7: 7,029,754 km (0.102 R)
• M8: 7,517,443 km (0.062 R)
• M9: 10,776,432 km (0.103 R)
• M10: 13,351,610 km (0.12 R)
• M11: 15,014,091 km (0.118 R)
• M12: 15,895,372 km (0.088 R)
• M13: 16,596,537 km (0.084 R)
• M14: 17,910,755 km (0.05 R)
• M15: 19,214,650 km (0.106 R)
• M16: 22,971,202 km (0.089 R)
• M17: 23,506,613 km (0.1 R)
• M18: 24,325,362 km (0.108 R)
• M19: 31,575,024 km (0.069 R)
• M20: 33,704,251 km (0.115 R)
• M21: 37,258,696 km (0.049 R)
• M22: 42,243,746 km (0.093 R)
• M23: 43,726,410 km (0.104 R)
• M24: 44,549,648 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.8

Radius: 6.7

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 12.35 AU - 13.29 AU

Year: 17385 Days

Day: 20.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,437,077 km

• M1: 84,822 km (0.072 R)
• M2: 523,293 km (0.11 R)
• M3: 805,285 km (0.035 R)
• M4: 1,991,447 km (0.111 R)
• M5: 3,740,396 km (0.117 R)
• M6: 4,233,171 km (0.06 R)
• M7: 6,165,826 km (0.12 R)
• M8: 8,283,384 km (0.104 R)
• M9: 8,572,108 km (0.057 R)
• M10: 10,842,854 km (0.071 R)
• M11: 14,991,651 km (0.115 R)
• M12: 15,932,173 km (0.094 R)
• M13: 16,454,719 km (0.103 R)
• M14: 18,577,363 km (0.117 R)
• M15: 21,864,477 km (0.033 R)
• M16: 24,422,600 km (0.077 R)
• M17: 25,926,657 km (0.116 R)
• M18: 27,491,451 km (0.105 R)
• M19: 31,269,545 km (0.095 R)
• M20: 36,653,872 km (0.087 R)
• M21: 38,090,311 km (0.084 R)
• M22: 38,355,548 km (0.073 R)
• M23: 38,755,572 km (0.082 R)
• M24: 39,835,968 km (0.104 R)
• M25: 42,198,268 km (0.106 R)
• M26: 53,906,396 km (0.108 R)
• M27: 56,965,074 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.1

Radius: 4.5

Gravity: 21.29 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 16.15 AU - 22.03 AU

Year: 31591 Days

Day: 21 Hours

Environment

Temp: -207 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,437,077 km

• M1: 56,997 km (0.097 R)
• M2: 250,128 km (0.109 R)
• M3: 773,720 km (0.101 R)
• M4: 922,121 km (0.085 R)
• M5: 1,293,124 km (0.072 R)
• M6: 1,700,629 km (0.081 R)
• M7: 2,638,308 km (0.039 R)
• M8: 3,203,339 km (0.104 R)
• M9: 3,529,762 km (0.076 R)
• M10: 3,812,951 km (0.083 R)
• M11: 5,178,629 km (0.103 R)
• M12: 6,102,845 km (0.062 R)
• M13: 10,264,060 km (0.054 R)
• M14: 10,646,132 km (0.12 R)
• M15: 11,642,454 km (0.065 R)
• M16: 13,514,073 km (0.112 R)
• M17: 14,521,017 km (0.11 R)
• M18: 18,392,759 km (0.108 R)
• M19: 24,552,302 km (0.072 R)
• M20: 27,237,284 km (0.049 R)
• M21: 27,723,328 km (0.081 R)
• M22: 32,091,137 km (0.114 R)
• M23: 34,437,729 km (0.114 R)
• M24: 36,307,403 km (0.067 R)
• M25: 37,044,322 km (0.069 R)
• M26: 42,646,015 km (0.117 R)
• M27: 53,003,124 km (0.087 R)
• M28: 54,333,049 km (0.088 R)
• M29: 54,717,067 km (0.057 R)
• M30: 55,880,041 km (0.099 R)
• M31: 62,994,167 km (0.028 R)
• M32: 63,417,978 km (0.103 R)
• M33: 77,276,575 km (0.114 R)
• M34: 81,972,901 km (0.067 R)
• M35: 86,332,782 km (0.081 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 20,287 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit