🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.5 AU - 0.78 AU

Year: 194 Days

Day: 18 Hours

Environment

Temp: 137 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.09 AU - 3.65 AU

Year: 2343 Days

Day: 12.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 109.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,939,369 km

• M1: 1,936,993 km (0.03 R)

Asteroid Belt

Center: 4.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568

Radius: 15

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.09 AU - 5.55 AU

Year: 4008 Days

Day: 10.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,939,369 km

• M1: 188,793 km (0.083 R)
• M2: 675,434 km (0.119 R)
• M3: 1,551,330 km (0.117 R)
• M4: 2,038,271 km (0.096 R)
• M5: 2,505,166 km (0.1 R)
• M6: 3,150,830 km (0.078 R)
• M7: 3,622,064 km (0.057 R)
• M8: 4,162,411 km (0.079 R)
• M9: 4,685,405 km (0.103 R)
• M10: 5,252,232 km (0.053 R)
• M11: 5,920,336 km (0.073 R)
• M12: 6,827,198 km (0.117 R)
• M13: 7,791,356 km (0.091 R)
• M14: 8,698,817 km (0.095 R)
• M15: 11,320,220 km (0.117 R)
• M16: 12,438,764 km (0.078 R)
• M17: 13,337,249 km (0.118 R)
• M18: 14,076,860 km (0.079 R)
• M19: 18,432,552 km (0.11 R)
• M20: 18,979,931 km (0.089 R)
• M21: 19,979,843 km (0.049 R)
• M22: 23,544,162 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.2

Radius: 11.2

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.79 AU - 5.95 AU

Year: 4713 Days

Day: 13.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,939,369 km

• M1: 139,575 km (0.12 R)
• M2: 657,333 km (0.098 R)
• M3: 1,178,682 km (0.107 R)
• M4: 1,573,321 km (0.108 R)
• M5: 4,392,343 km (0.055 R)
• M6: 5,088,272 km (0.029 R)
• M7: 5,802,752 km (0.097 R)
• M8: 9,606,577 km (0.106 R)
• M9: 10,577,168 km (0.095 R)
• M10: 15,172,964 km (0.086 R)
• M11: 16,006,075 km (0.083 R)
• M12: 16,433,924 km (0.041 R)
• M13: 17,424,562 km (0.065 R)
• M14: 18,925,178 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112

Radius: 13.1

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5 AU - 6.74 AU

Year: 5386 Days

Day: 12.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,939,369 km

• M1: 173,085 km (0.07 R)
• M2: 763,996 km (0.101 R)
• M3: 1,198,279 km (0.108 R)
• M4: 2,087,788 km (0.09 R)
• M5: 3,054,041 km (0.115 R)
• M6: 3,568,956 km (0.114 R)
• M7: 5,958,184 km (0.103 R)
• M8: 7,270,457 km (0.074 R)
• M9: 7,858,376 km (0.098 R)
• M10: 10,460,482 km (0.075 R)
• M11: 12,321,479 km (0.081 R)
• M12: 15,418,155 km (0.07 R)
• M13: 16,942,707 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.9

Radius: 9.1

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.85 AU - 8.69 AU

Year: 9008 Days

Day: 7.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,939,369 km

• M1: 113,246 km (0.078 R)
• M2: 536,009 km (0.113 R)
• M3: 895,642 km (0.094 R)
• M4: 1,212,341 km (0.068 R)
• M5: 1,712,447 km (0.063 R)
• M6: 2,310,689 km (0.117 R)
• M7: 2,744,223 km (0.107 R)
• M8: 3,406,044 km (0.105 R)
• M9: 4,299,892 km (0.086 R)
• M10: 4,787,730 km (0.105 R)
• M11: 5,495,179 km (0.089 R)
• M12: 6,649,476 km (0.089 R)
• M13: 7,153,920 km (0.111 R)
• M14: 7,606,453 km (0.078 R)
• M15: 8,444,201 km (0.107 R)
• M16: 9,122,777 km (0.114 R)
• M17: 10,831,185 km (0.065 R)
• M18: 11,276,987 km (0.083 R)
• M19: 13,408,308 km (0.109 R)
• M20: 15,794,992 km (0.082 R)
• M21: 16,239,896 km (0.087 R)
• M22: 17,625,322 km (0.106 R)
• M23: 19,016,433 km (0.065 R)
• M24: 20,032,800 km (0.095 R)
• M25: 21,780,403 km (0.073 R)
• M26: 23,545,059 km (0.117 R)
• M27: 32,064,209 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.3

Radius: 14.9

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 9.39 AU - 12.13 AU

Year: 13368 Days

Day: 5.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,939,369 km

• M1: 192,383 km (0.118 R)
• M2: 748,438 km (0.038 R)
• M3: 2,375,016 km (0.059 R)
• M4: 3,166,239 km (0.056 R)
• M5: 4,814,359 km (0.103 R)
• M6: 7,541,677 km (0.115 R)
• M7: 8,533,960 km (0.092 R)
• M8: 16,577,987 km (0.061 R)
• M9: 17,522,399 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.4

Radius: 5.2

Gravity: 18.69 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 11.84 AU - 13.52 AU

Year: 17101 Days

Day: 17.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,939,369 km

• M1: 92,900 km (0.088 R)
• M2: 299,645 km (0.079 R)
• M3: 489,035 km (0.035 R)
• M4: 750,832 km (0.107 R)
• M5: 1,752,090 km (0.099 R)
• M6: 2,073,277 km (0.03 R)
• M7: 2,432,761 km (0.109 R)
• M8: 2,694,856 km (0.093 R)
• M9: 3,353,835 km (0.054 R)
• M10: 5,407,664 km (0.114 R)
• M11: 5,628,171 km (0.106 R)
• M12: 7,167,384 km (0.095 R)
• M13: 10,528,399 km (0.03 R)
• M14: 12,074,792 km (0.112 R)
• M15: 14,527,599 km (0.115 R)
• M16: 15,462,735 km (0.045 R)
• M17: 21,015,958 km (0.098 R)
• M18: 22,586,735 km (0.092 R)
• M19: 29,995,719 km (0.107 R)
• M20: 30,687,310 km (0.037 R)
• M21: 32,704,488 km (0.118 R)
• M22: 34,055,806 km (0.107 R)
• M23: 37,662,610 km (0.064 R)
• M24: 39,283,354 km (0.089 R)
• M25: 43,684,373 km (0.114 R)
• M26: 44,423,686 km (0.043 R)
• M27: 45,321,872 km (0.111 R)
• M28: 46,845,526 km (0.118 R)
• M29: 47,619,994 km (0.119 R)
• M30: 49,035,639 km (0.076 R)
• M31: 49,513,604 km (0.117 R)
• M32: 50,155,828 km (0.081 R)
• M33: 52,613,571 km (0.064 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 18,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit