🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.95 AU - 0.95 AU

Year: 351 Days

Day: 20.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 24.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.14 AU - 1.72 AU

Year: 648 Days

Day: 35.5 Hours

Environment

Temp: -42 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,236,184 km

• M1: 1,254,378 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.71 AU - 2.59 AU

Year: 1194 Days

Day: 12.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,236,184 km

• M1: 87,814 km (0.064 R)
• M2: 352,453 km (0.077 R)

Asteroid Belt

Center: 4.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.3

Radius: 10.8

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.12 AU - 6.88 AU

Year: 6277 Days

Day: 13.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,236,184 km

• M1: 136,134 km (0.075 R)
• M2: 491,130 km (0.053 R)
• M3: 888,013 km (0.119 R)
• M4: 2,567,249 km (0.094 R)
• M5: 3,924,102 km (0.087 R)
• M6: 5,220,068 km (0.105 R)
• M7: 7,632,035 km (0.067 R)
• M8: 11,247,516 km (0.113 R)
• M9: 13,538,308 km (0.116 R)
• M10: 14,405,976 km (0.086 R)
• M11: 17,838,349 km (0.071 R)
• M12: 20,934,876 km (0.105 R)
• M13: 25,051,809 km (0.029 R)
• M14: 29,106,959 km (0.081 R)
• M15: 32,142,449 km (0.091 R)
• M16: 32,650,932 km (0.063 R)
• M17: 35,816,124 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.2

Radius: 12.3

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 5.27 AU - 7.73 AU

Year: 6277 Days

Day: 8.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,236,184 km

• M1: 154,086 km (0.104 R)
• M2: 537,954 km (0.09 R)
• M3: 1,219,073 km (0.106 R)
• M4: 2,021,366 km (0.084 R)
• M5: 2,541,369 km (0.117 R)
• M6: 3,215,905 km (0.077 R)
• M7: 4,163,608 km (0.082 R)
• M8: 4,990,435 km (0.068 R)
• M9: 5,407,365 km (0.062 R)
• M10: 5,847,781 km (0.029 R)
• M11: 8,880,728 km (0.113 R)
• M12: 9,671,652 km (0.078 R)
• M13: 12,537,648 km (0.116 R)
• M14: 13,050,619 km (0.112 R)
• M15: 14,302,155 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842

Radius: 13.3

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.62 AU - 8.56 AU

Year: 7150 Days

Day: 5.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,236,184 km

• M1: 165,754 km (0.11 R)
• M2: 606,769 km (0.098 R)
• M3: 1,111,961 km (0.089 R)
• M4: 1,688,960 km (0.108 R)
• M5: 2,983,730 km (0.055 R)
• M6: 3,866,806 km (0.063 R)
• M7: 4,492,723 km (0.111 R)
• M8: 4,917,581 km (0.092 R)
• M9: 5,526,145 km (0.059 R)
• M10: 6,392,018 km (0.064 R)
• M11: 7,738,249 km (0.056 R)
• M12: 9,492,733 km (0.094 R)
• M13: 10,536,926 km (0.062 R)
• M14: 11,395,169 km (0.088 R)
• M15: 18,400,688 km (0.074 R)
• M16: 25,101,027 km (0.066 R)
• M17: 25,813,412 km (0.1 R)
• M18: 26,722,817 km (0.04 R)
• M19: 27,653,466 km (0.071 R)
• M20: 28,222,237 km (0.092 R)
• M21: 30,777,368 km (0.107 R)
• M22: 32,215,153 km (0.048 R)
• M23: 33,376,033 km (0.096 R)
• M24: 35,781,268 km (0.091 R)
• M25: 36,343,606 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.5

Radius: 8.3

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.35 AU - 7.53 AU

Year: 7686 Days

Day: 12.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,236,184 km

• M1: 151,393 km (0.109 R)
• M2: 780,302 km (0.056 R)
• M3: 1,071,270 km (0.034 R)
• M4: 1,603,689 km (0.116 R)
• M5: 2,246,511 km (0.093 R)
• M6: 2,899,356 km (0.084 R)
• M7: 3,731,569 km (0.076 R)
• M8: 4,622,724 km (0.11 R)
• M9: 17,867,072 km (0.113 R)
• M10: 20,297,140 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.8

Radius: 9.7

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.87 AU - 12.57 AU

Year: 12374 Days

Day: 13.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,236,184 km

• M1: 120,576 km (0.097 R)
• M2: 631,004 km (0.104 R)
• M3: 1,010,683 km (0.088 R)
• M4: 1,758,972 km (0.089 R)
• M5: 2,904,143 km (0.092 R)
• M6: 3,332,293 km (0.101 R)
• M7: 4,231,675 km (0.077 R)
• M8: 4,633,944 km (0.075 R)
• M9: 4,967,696 km (0.082 R)
• M10: 5,683,971 km (0.072 R)
• M11: 6,138,599 km (0.104 R)
• M12: 8,425,053 km (0.087 R)
• M13: 10,437,144 km (0.091 R)
• M14: 14,858,360 km (0.072 R)
• M15: 15,858,421 km (0.098 R)
• M16: 16,619,725 km (0.111 R)
• M17: 18,440,630 km (0.103 R)
• M18: 19,438,299 km (0.083 R)
• M19: 21,540,897 km (0.116 R)
• M20: 22,046,986 km (0.073 R)
• M21: 25,719,165 km (0.092 R)
• M22: 26,769,791 km (0.08 R)
• M23: 33,908,003 km (0.114 R)
• M24: 35,754,789 km (0.105 R)
• M25: 43,011,931 km (0.098 R)
• M26: 44,490,706 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.5

Radius: 4.5

Gravity: 17.85 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 17.68 AU - 17.68 AU

Year: 28156 Days

Day: 18 Hours

Environment

Temp: -207 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 77,236,184 km

• M1: 56,847 km (0.092 R)
• M2: 378,034 km (0.118 R)
• M3: 585,376 km (0.112 R)
• M4: 1,396,945 km (0.047 R)
• M5: 1,541,606 km (0.114 R)
• M6: 2,202,978 km (0.099 R)
• M7: 3,393,478 km (0.103 R)
• M8: 3,686,989 km (0.07 R)
• M9: 3,933,826 km (0.107 R)
• M10: 5,297,859 km (0.101 R)
• M11: 6,541,167 km (0.088 R)
• M12: 7,230,663 km (0.076 R)
• M13: 10,114,312 km (0.109 R)
• M14: 12,896,832 km (0.106 R)
• M15: 13,610,115 km (0.06 R)
• M16: 17,062,535 km (0.12 R)
• M17: 18,718,434 km (0.069 R)
• M18: 19,171,416 km (0.112 R)
• M19: 19,354,673 km (0.093 R)
• M20: 20,862,620 km (0.117 R)
• M21: 22,548,887 km (0.084 R)
• M22: 24,754,708 km (0.119 R)
• M23: 25,853,803 km (0.07 R)
• M24: 27,100,103 km (0.101 R)
• M25: 28,149,083 km (0.09 R)
• M26: 31,204,620 km (0.069 R)
• M27: 33,936,277 km (0.053 R)
• M28: 39,720,628 km (0.1 R)
• M29: 50,355,391 km (0.067 R)
• M30: 52,472,949 km (0.034 R)
• M31: 53,917,317 km (0.077 R)
• M32: 57,643,351 km (0.071 R)
• M33: 59,374,796 km (0.059 R)
• M34: 60,351,521 km (0.094 R)
• M35: 63,143,167 km (0.097 R)
• M36: 65,395,961 km (0.082 R)
• M37: 71,371,349 km (0.076 R)
• M38: 72,253,528 km (0.053 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: 311 - 10,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit