🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.91 AU - 1.47 AU

Year: 458 Days

Day: 43.4 Hours

Environment

Temp: 36 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.37 AU - 1.37 AU

Year: 566 Days

Day: 39.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 69,324,387 km

• M1: 298,298 km (0.114 R)
• M2: 372,050 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.33 AU - 1.87 AU

Year: 715 Days

Day: 32.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 69,324,387 km

• M1: 401,221 km (0.045 R)
• M2: 1,278,613 km (0.026 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.74 AU - 3.22 AU

Year: 1816 Days

Day: 17.4 Hours

Environment

Temp: -92 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.53 AU - 3.55 AU

Year: 2352 Days

Day: 45.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.8

Radius: 8.6

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.32 AU - 10.32 AU

Year: 9249 Days

Day: 9.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,324,387 km

• M1: 115,639 km (0.094 R)
• M2: 581,786 km (0.11 R)
• M3: 1,174,194 km (0.112 R)
• M4: 1,676,095 km (0.084 R)
• M5: 2,342,852 km (0.042 R)
• M6: 2,761,128 km (0.116 R)
• M7: 3,072,740 km (0.086 R)
• M8: 3,389,738 km (0.107 R)
• M9: 3,806,667 km (0.116 R)
• M10: 4,321,733 km (0.059 R)
• M11: 5,217,226 km (0.106 R)
• M12: 7,066,854 km (0.105 R)
• M13: 7,621,712 km (0.112 R)
• M14: 8,007,525 km (0.104 R)
• M15: 10,367,581 km (0.11 R)
• M16: 10,841,657 km (0.079 R)
• M17: 13,065,130 km (0.072 R)
• M18: 14,139,243 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.9

Radius: 10.8

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.95 AU - 11.21 AU

Year: 10470 Days

Day: 10.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,324,387 km

• M1: 143,913 km (0.072 R)
• M2: 621,130 km (0.12 R)
• M3: 1,165,667 km (0.073 R)
• M4: 1,896,901 km (0.108 R)
• M5: 2,356,316 km (0.078 R)
• M6: 3,811,604 km (0.07 R)
• M7: 4,983,853 km (0.113 R)
• M8: 5,446,410 km (0.06 R)
• M9: 5,865,583 km (0.1 R)
• M10: 11,955,263 km (0.061 R)
• M11: 13,278,756 km (0.099 R)
• M12: 14,831,282 km (0.033 R)
• M13: 15,374,622 km (0.116 R)
• M14: 17,158,876 km (0.094 R)
• M15: 18,370,918 km (0.099 R)
• M16: 18,761,069 km (0.111 R)
• M17: 19,801,672 km (0.066 R)
• M18: 21,134,589 km (0.113 R)
• M19: 23,335,772 km (0.073 R)
• M20: 27,269,597 km (0.052 R)
• M21: 31,848,489 km (0.103 R)
• M22: 37,412,483 km (0.086 R)
• M23: 39,964,922 km (0.098 R)
• M24: 41,283,627 km (0.111 R)
• M25: 41,684,848 km (0.101 R)
• M26: 42,631,204 km (0.096 R)
• M27: 43,730,150 km (0.11 R)
• M28: 46,995,124 km (0.088 R)
• M29: 51,184,762 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.8

Radius: 3

Gravity: 33.64 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 16.79 AU - 18.49 AU

Year: 26161 Days

Day: 20.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,324,387 km

• M1: 43,683 km (0.081 R)
• M2: 1,297,762 km (0.086 R)
• M3: 2,265,361 km (0.091 R)
• M4: 4,438,569 km (0.082 R)
• M5: 4,640,077 km (0.116 R)
• M6: 6,478,186 km (0.074 R)
• M7: 7,048,752 km (0.115 R)
• M8: 7,509,963 km (0.035 R)
• M9: 8,907,656 km (0.113 R)
• M10: 9,667,613 km (0.075 R)
• M11: 10,294,278 km (0.099 R)
• M12: 11,191,716 km (0.038 R)
• M13: 12,205,241 km (0.082 R)
• M14: 17,946,209 km (0.11 R)
• M15: 22,699,981 km (0.06 R)
• M16: 25,257,356 km (0.119 R)
• M17: 26,880,493 km (0.091 R)
• M18: 27,548,747 km (0.053 R)
• M19: 30,093,856 km (0.099 R)
• M20: 32,665,293 km (0.052 R)
• M21: 34,589,272 km (0.085 R)
• M22: 38,660,877 km (0.117 R)
• M23: 39,941,883 km (0.115 R)
• M24: 40,957,503 km (0.099 R)
• M25: 62,883,465 km (0.04 R)
• M26: 65,050,390 km (0.112 R)
• M27: 69,116,759 km (0.111 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 11,754 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit