🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.61 AU - 0.61 AU

Year: 313 Days

Day: 18.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.9

Radius: 9.9

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.59 AU - 0.79 AU

Year: 376 Days

Day: 7.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,563,261 km

• M1: 123,269 km (0.104 R)
• M2: 437,723 km (0.067 R)
• M3: 818,300 km (0.097 R)
• M4: 1,424,022 km (0.077 R)
• M5: 2,094,221 km (0.094 R)
• M6: 2,708,021 km (0.107 R)
• M7: 3,937,715 km (0.081 R)
• M8: 4,347,464 km (0.066 R)
• M9: 4,785,636 km (0.091 R)
• M10: 5,252,980 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.4

Radius: 10.9

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.68 AU - 0.76 AU

Year: 401 Days

Day: 6.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 16,563,261 km

• M1: 135,536 km (0.117 R)
• M2: 474,524 km (0.095 R)
• M3: 950,096 km (0.109 R)
• M4: 1,619,247 km (0.107 R)
• M5: 2,856,721 km (0.058 R)

Asteroid Belt

Center: 1.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.3

Radius: 9.9

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.14 AU - 2.6 AU

Year: 2393 Days

Day: 13.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,563,261 km

• M1: 123,119 km (0.06 R)
• M2: 500,405 km (0.079 R)
• M3: 1,019,809 km (0.044 R)
• M4: 2,563,808 km (0.031 R)
• M5: 2,918,954 km (0.093 R)
• M6: 3,409,335 km (0.107 R)
• M7: 6,704,528 km (0.101 R)
• M8: 7,325,509 km (0.094 R)
• M9: 9,699,028 km (0.103 R)
• M10: 10,199,732 km (0.093 R)
• M11: 10,567,893 km (0.069 R)
• M12: 11,846,356 km (0.032 R)
• M13: 13,355,500 km (0.101 R)
• M14: 13,975,583 km (0.12 R)
• M15: 14,384,434 km (0.063 R)
• M16: 16,904,260 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.5

Radius: 9.2

Gravity: 10.82 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.2 AU - 2.68 AU

Year: 2500 Days

Day: 9.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 16,563,261 km

• M1: 114,442 km (0.111 R)
• M2: 717,471 km (0.092 R)
• M3: 1,023,399 km (0.101 R)
• M4: 1,331,720 km (0.094 R)
• M5: 1,759,869 km (0.083 R)
• M6: 2,291,989 km (0.096 R)
• M7: 2,657,457 km (0.095 R)
• M8: 3,199,599 km (0.058 R)
• M9: 4,438,270 km (0.098 R)
• M10: 4,798,501 km (0.109 R)
• M11: 6,466,966 km (0.044 R)
• M12: 7,510,561 km (0.106 R)
• M13: 8,593,799 km (0.064 R)
• M14: 8,977,069 km (0.084 R)
• M15: 10,234,290 km (0.053 R)
• M16: 13,277,858 km (0.109 R)
• M17: 15,459,594 km (0.096 R)
• M18: 17,813,815 km (0.109 R)
• M19: 18,266,199 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.4

Radius: 10.6

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.42 AU - 3.38 AU

Year: 3240 Days

Day: 9.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 16,563,261 km

• M1: 131,945 km (0.055 R)
• M2: 570,117 km (0.118 R)
• M3: 1,144,424 km (0.048 R)
• M4: 2,065,647 km (0.102 R)
• M5: 2,700,840 km (0.088 R)
• M6: 3,038,482 km (0.085 R)
• M7: 3,539,486 km (0.088 R)
• M8: 7,523,127 km (0.043 R)
• M9: 10,342,898 km (0.081 R)
• M10: 15,710,020 km (0.095 R)
• M11: 16,981,453 km (0.068 R)
• M12: 17,555,161 km (0.08 R)
• M13: 19,917,012 km (0.098 R)
• M14: 21,604,625 km (0.077 R)
• M15: 23,455,899 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.2

Radius: 10.5

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.3 AU - 3.52 AU

Year: 3256 Days

Day: 6 Hours

Environment

Temp: -193 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 16,563,261 km

• M1: 130,599 km (0.111 R)
• M2: 470,186 km (0.074 R)
• M3: 811,419 km (0.108 R)
• M4: 1,290,431 km (0.082 R)
• M5: 1,748,500 km (0.097 R)
• M6: 2,356,316 km (0.104 R)
• M7: 3,313,144 km (0.081 R)
• M8: 3,850,051 km (0.07 R)
• M9: 4,203,700 km (0.1 R)
• M10: 4,928,951 km (0.092 R)
• M11: 5,603,936 km (0.109 R)
• M12: 6,254,687 km (0.108 R)
• M13: 6,627,784 km (0.119 R)
• M14: 7,482,138 km (0.056 R)
• M15: 7,903,106 km (0.062 R)
• M16: 8,581,532 km (0.056 R)
• M17: 9,043,042 km (0.105 R)
• M18: 9,938,684 km (0.097 R)
• M19: 11,098,367 km (0.112 R)
• M20: 13,306,581 km (0.098 R)
• M21: 13,637,641 km (0.042 R)
• M22: 16,649,944 km (0.085 R)
• M23: 19,956,506 km (0.118 R)
• M24: 20,831,055 km (0.055 R)
• M25: 21,796,260 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918

Radius: 4.2

Gravity: 52.04 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.43 AU - 6.41 AU

Year: 9449 Days

Day: 19.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 16,563,261 km

• M1: 63,280 km (0.081 R)
• M2: 210,484 km (0.096 R)
• M3: 363,822 km (0.096 R)
• M4: 865,723 km (0.11 R)
• M5: 1,109,418 km (0.036 R)
• M6: 2,423,934 km (0.112 R)
• M7: 2,819,770 km (0.032 R)
• M8: 3,379,416 km (0.085 R)
• M9: 3,685,643 km (0.085 R)
• M10: 4,412,240 km (0.101 R)
• M11: 5,065,234 km (0.073 R)
• M12: 5,569,529 km (0.097 R)
• M13: 6,521,719 km (0.115 R)
• M14: 6,835,276 km (0.116 R)
• M15: 7,492,609 km (0.113 R)
• M16: 8,057,042 km (0.05 R)
• M17: 8,418,022 km (0.079 R)
• M18: 8,556,250 km (0.066 R)
• M19: 9,318,751 km (0.12 R)
• M20: 9,919,685 km (0.047 R)
• M21: 11,477,747 km (0.1 R)
• M22: 13,820,450 km (0.1 R)
• M23: 15,273,344 km (0.051 R)
• M24: 18,093,414 km (0.064 R)
• M25: 19,665,986 km (0.104 R)
• M26: 21,498,411 km (0.052 R)
• M27: 21,843,383 km (0.103 R)
• M28: 22,192,096 km (0.047 R)
• M29: 22,455,987 km (0.06 R)
• M30: 26,670,009 km (0.114 R)
• M31: 32,049,249 km (0.068 R)
• M32: 40,155,659 km (0.09 R)
• M33: 42,006,334 km (0.105 R)
• M34: 44,468,266 km (0.091 R)
• M35: 45,876,730 km (0.113 R)
• M36: 46,305,029 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.2

Radius: 3.3

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 7.02 AU - 8.1 AU

Year: 13636 Days

Day: 15.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,563,261 km

• M1: 66,122 km (0.091 R)
• M2: 302,337 km (0.114 R)
• M3: 608,265 km (0.112 R)
• M4: 737,368 km (0.099 R)
• M5: 1,221,915 km (0.04 R)
• M6: 1,391,709 km (0.059 R)
• M7: 1,576,911 km (0.089 R)
• M8: 2,850,288 km (0.116 R)
• M9: 3,215,008 km (0.11 R)
• M10: 7,179,950 km (0.081 R)
• M11: 9,454,137 km (0.069 R)
• M12: 10,513,439 km (0.1 R)
• M13: 10,623,543 km (0.118 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 16,451 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit