🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.58 AU - 0.58 AU

Year: 290 Days

Day: 16.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,902,649 km

• M1: 148,102 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.49 AU - 0.73 AU

Year: 313 Days

Day: 30.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.8

Radius: 12.5

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.81 AU - 0.85 AU

Year: 496 Days

Day: 12.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,902,649 km

• M1: 155,432 km (0.075 R)
• M2: 586,573 km (0.105 R)
• M3: 1,213,239 km (0.063 R)
• M4: 1,757,027 km (0.083 R)
• M5: 2,228,111 km (0.1 R)
• M6: 3,181,049 km (0.117 R)
• M7: 3,642,110 km (0.03 R)
• M8: 4,259,949 km (0.117 R)
• M9: 4,791,620 km (0.117 R)
• M10: 5,863,937 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433

Radius: 9.2

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.54 AU - 2.74 AU

Year: 2814 Days

Day: 5.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 23,902,649 km

• M1: 114,592 km (0.113 R)
• M2: 542,442 km (0.098 R)
• M3: 886,367 km (0.073 R)
• M4: 1,271,731 km (0.052 R)
• M5: 1,609,374 km (0.093 R)
• M6: 2,091,977 km (0.09 R)
• M7: 3,147,240 km (0.11 R)
• M8: 4,736,717 km (0.084 R)
• M9: 5,440,276 km (0.103 R)
• M10: 6,998,039 km (0.058 R)
• M11: 7,818,583 km (0.114 R)
• M12: 8,539,495 km (0.079 R)
• M13: 13,123,024 km (0.046 R)
• M14: 13,780,657 km (0.086 R)
• M15: 14,506,206 km (0.1 R)
• M16: 15,593,484 km (0.108 R)
• M17: 16,231,519 km (0.054 R)
• M18: 16,835,744 km (0.076 R)
• M19: 17,507,289 km (0.115 R)

Asteroid Belt

Center: 3.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.4

Radius: 12.1

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.71 AU - 4.13 AU

Year: 4149 Days

Day: 7.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 23,902,649 km

• M1: 150,495 km (0.067 R)
• M2: 742,005 km (0.111 R)
• M3: 1,124,527 km (0.03 R)
• M4: 1,631,814 km (0.091 R)
• M5: 2,384,291 km (0.102 R)
• M6: 3,499,842 km (0.113 R)
• M7: 3,888,348 km (0.115 R)
• M8: 4,600,883 km (0.037 R)
• M9: 5,231,886 km (0.097 R)
• M10: 5,950,106 km (0.094 R)
• M11: 6,411,765 km (0.055 R)
• M12: 7,234,553 km (0.12 R)
• M13: 9,050,522 km (0.103 R)
• M14: 10,654,809 km (0.117 R)
• M15: 11,856,828 km (0.119 R)
• M16: 12,640,272 km (0.071 R)
• M17: 14,529,244 km (0.114 R)
• M18: 16,064,418 km (0.089 R)
• M19: 17,146,459 km (0.118 R)
• M20: 18,598,905 km (0.031 R)
• M21: 20,337,831 km (0.101 R)
• M22: 21,531,921 km (0.112 R)
• M23: 23,296,428 km (0.067 R)
• M24: 24,525,225 km (0.089 R)
• M25: 25,635,390 km (0.106 R)
• M26: 27,028,146 km (0.115 R)
• M27: 28,041,223 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493.8

Radius: 7.9

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.93 AU - 9.77 AU

Year: 17271 Days

Day: 15.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 23,902,649 km

• M1: 125,363 km (0.094 R)
• M2: 470,635 km (0.108 R)
• M3: 879,635 km (0.118 R)
• M4: 2,569,194 km (0.102 R)
• M5: 3,252,557 km (0.051 R)
• M6: 4,262,791 km (0.103 R)
• M7: 4,941,218 km (0.037 R)
• M8: 7,454,761 km (0.112 R)
• M9: 14,607,185 km (0.05 R)
• M10: 16,290,909 km (0.048 R)
• M11: 18,759,723 km (0.118 R)
• M12: 22,206,458 km (0.081 R)
• M13: 22,771,788 km (0.104 R)
• M14: 26,261,906 km (0.12 R)
• M15: 30,669,209 km (0.092 R)
• M16: 33,169,289 km (0.038 R)
• M17: 36,318,922 km (0.068 R)
• M18: 42,480,559 km (0.112 R)
• M19: 47,573,320 km (0.106 R)
• M20: 48,986,571 km (0.085 R)
• M21: 51,731,841 km (0.044 R)
• M22: 54,237,905 km (0.088 R)
• M23: 60,215,686 km (0.092 R)
• M24: 61,314,333 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17.7

Radius: 6.2

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 8.09 AU - 12.65 AU

Year: 21907 Days

Day: 21.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 107.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,902,649 km

• M1: 77,193 km (0.088 R)
• M2: 733,329 km (0.066 R)
• M3: 1,030,131 km (0.079 R)
• M4: 1,984,715 km (0.085 R)
• M5: 2,761,726 km (0.106 R)
• M6: 5,070,620 km (0.092 R)
• M7: 6,470,407 km (0.104 R)
• M8: 7,502,782 km (0.111 R)
• M9: 8,676,826 km (0.039 R)
• M10: 10,290,239 km (0.103 R)
• M11: 13,700,173 km (0.036 R)
• M12: 22,364,433 km (0.088 R)
• M13: 23,405,784 km (0.119 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: 436 - 20,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit