🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.64 AU - 1 AU

Year: 218 Days

Day: 31 Hours

Environment

Temp: 295 °C

Axial Tilt: 31.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.78 AU - 1.12 AU

Year: 272 Days

Day: 32.8 Hours

Environment

Temp: 268 °C

Axial Tilt: 23 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.6 AU - 3.28 AU

Year: 1479 Days

Day: 41.2 Hours

Environment

Temp: -14 °C

Axial Tilt: 23.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.64 AU - 4.1 AU

Year: 1815 Days

Day: 34.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.93 AU - 8.21 AU

Year: 5515 Days

Day: 13.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.62 AU - 7.74 AU

Year: 6244 Days

Day: 29.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.1

Radius: 11.9

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 15.7 AU - 16.7 AU

Year: 19129 Days

Day: 12.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,242,946 km

• M1: 147,952 km (0.115 R)
• M2: 562,488 km (0.096 R)
• M3: 1,460,225 km (0.08 R)
• M4: 2,337,168 km (0.055 R)
• M5: 3,391,982 km (0.089 R)
• M6: 4,954,681 km (0.068 R)
• M7: 6,090,578 km (0.103 R)
• M8: 7,392,678 km (0.027 R)
• M9: 13,545,638 km (0.094 R)
• M10: 13,981,118 km (0.088 R)
• M11: 17,515,068 km (0.11 R)
• M12: 30,116,295 km (0.092 R)
• M13: 34,642,977 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.4

Radius: 4

Gravity: 59.21 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 17.13 AU - 19.87 AU

Year: 23344 Days

Day: 22.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,242,946 km

• M1: 60,138 km (0.066 R)
• M2: 275,709 km (0.099 R)
• M3: 756,965 km (0.111 R)
• M4: 1,049,878 km (0.073 R)
• M5: 1,570,927 km (0.075 R)
• M6: 2,293,485 km (0.096 R)
• M7: 2,902,498 km (0.093 R)
• M8: 6,959,293 km (0.092 R)
• M9: 7,311,446 km (0.09 R)
• M10: 7,996,605 km (0.104 R)
• M11: 9,312,318 km (0.093 R)
• M12: 9,677,935 km (0.107 R)
• M13: 9,926,866 km (0.094 R)
• M14: 10,437,743 km (0.104 R)
• M15: 12,218,855 km (0.109 R)
• M16: 14,192,649 km (0.074 R)
• M17: 16,281,783 km (0.115 R)
• M18: 16,457,262 km (0.105 R)
• M19: 20,237,450 km (0.116 R)
• M20: 24,214,211 km (0.086 R)
• M21: 24,557,837 km (0.073 R)
• M22: 28,554,194 km (0.092 R)
• M23: 34,096,347 km (0.102 R)
• M24: 34,963,117 km (0.113 R)
• M25: 37,042,527 km (0.086 R)
• M26: 37,804,728 km (0.085 R)
• M27: 40,314,083 km (0.097 R)
• M28: 44,624,596 km (0.07 R)
• M29: 45,140,858 km (0.061 R)
• M30: 49,232,210 km (0.097 R)
• M31: 50,898,282 km (0.117 R)
• M32: 58,347,658 km (0.103 R)
• M33: 64,717,535 km (0.08 R)
• M34: 71,300,589 km (0.059 R)
• M35: 84,458,470 km (0.065 R)
• M36: 84,984,456 km (0.105 R)
• M37: 90,638,956 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 22.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.5

Radius: 5.3

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 21.56 AU - 23.6 AU

Year: 31478 Days

Day: 24.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,242,946 km

• M1: 65,973 km (0.064 R)
• M2: 355,744 km (0.062 R)
• M3: 863,329 km (0.086 R)
• M4: 1,056,311 km (0.079 R)
• M5: 1,349,074 km (0.032 R)
• M6: 1,562,550 km (0.114 R)
• M7: 2,865,547 km (0.099 R)
• M8: 3,353,984 km (0.114 R)
• M9: 3,603,962 km (0.075 R)
• M10: 4,172,584 km (0.119 R)
• M11: 7,054,288 km (0.095 R)
• M12: 8,742,350 km (0.103 R)
• M13: 9,270,131 km (0.078 R)
• M14: 11,847,553 km (0.119 R)
• M15: 12,362,469 km (0.109 R)
• M16: 16,079,677 km (0.03 R)
• M17: 22,171,751 km (0.098 R)
• M18: 22,365,480 km (0.079 R)
• M19: 27,581,060 km (0.089 R)
• M20: 27,805,008 km (0.037 R)
• M21: 29,407,201 km (0.05 R)
• M22: 29,758,308 km (0.11 R)
• M23: 30,112,256 km (0.102 R)
• M24: 30,469,047 km (0.099 R)
• M25: 31,312,330 km (0.105 R)
• M26: 32,419,504 km (0.117 R)
• M27: 36,163,939 km (0.065 R)
• M28: 36,702,042 km (0.06 R)
• M29: 37,382,114 km (0.093 R)
• M30: 40,043,311 km (0.067 R)
• M31: 42,678,328 km (0.116 R)
• M32: 43,733,591 km (0.08 R)
• M33: 47,003,501 km (0.071 R)
• M34: 52,122,591 km (0.107 R)
• M35: 59,820,897 km (0.096 R)
• M36: 60,762,317 km (0.119 R)
• M37: 63,256,412 km (0.091 R)
• M38: 63,646,115 km (0.059 R)

Kuiper Belt

Range: 37.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 16,302 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit