🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.53 AU - 0.61 AU

Year: 278 Days

Day: 28.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.5 AU - 0.74 AU

Year: 315 Days

Day: 14.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 49.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.2

Radius: 14.1

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.52 AU - 0.84 AU

Year: 362 Days

Day: 9.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 32,226,454 km

• M1: 175,329 km (0.107 R)
• M2: 646,412 km (0.109 R)
• M3: 1,085,632 km (0.071 R)
• M4: 2,088,835 km (0.113 R)
• M5: 2,671,519 km (0.081 R)
• M6: 4,324,126 km (0.075 R)
• M7: 4,785,636 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618

Radius: 12.6

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.71 AU - 0.77 AU

Year: 411 Days

Day: 10.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,226,454 km

• M1: 156,629 km (0.047 R)
• M2: 641,775 km (0.081 R)
• M3: 1,207,853 km (0.113 R)
• M4: 2,258,778 km (0.113 R)
• M5: 2,769,206 km (0.088 R)
• M6: 3,254,502 km (0.095 R)
• M7: 3,673,825 km (0.098 R)
• M8: 4,412,240 km (0.096 R)
• M9: 4,868,812 km (0.062 R)
• M10: 5,468,101 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.4

Radius: 12.8

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.71 AU - 0.85 AU

Year: 445 Days

Day: 8.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,226,454 km

• M1: 159,322 km (0.11 R)
• M2: 669,600 km (0.083 R)
• M3: 1,229,844 km (0.108 R)
• M4: 1,719,628 km (0.1 R)
• M5: 2,662,693 km (0.079 R)
• M6: 3,071,992 km (0.115 R)
• M7: 4,006,081 km (0.055 R)
• M8: 5,072,864 km (0.108 R)
• M9: 6,227,759 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.3

Radius: 9.2

Gravity: 9.6 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.76 AU - 1.26 AU

Year: 655 Days

Day: 13.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,226,454 km

• M1: 114,442 km (0.102 R)
• M2: 627,114 km (0.092 R)
• M3: 953,387 km (0.092 R)
• M4: 1,318,406 km (0.102 R)
• M5: 1,628,522 km (0.082 R)
• M6: 2,062,057 km (0.075 R)
• M7: 2,463,129 km (0.095 R)
• M8: 3,504,480 km (0.104 R)
• M9: 4,357,038 km (0.105 R)
• M10: 4,664,462 km (0.101 R)
• M11: 5,506,847 km (0.102 R)
• M12: 5,886,527 km (0.118 R)
• M13: 6,869,385 km (0.062 R)
• M14: 7,815,890 km (0.111 R)

Asteroid Belt

Center: 1.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.3

Radius: 10.8

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.68 AU - 2.22 AU

Year: 1758 Days

Day: 5.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,226,454 km

• M1: 134,339 km (0.038 R)
• M2: 494,720 km (0.085 R)
• M3: 862,432 km (0.111 R)
• M4: 1,568,234 km (0.108 R)
• M5: 2,957,400 km (0.098 R)
• M6: 3,921,110 km (0.074 R)
• M7: 5,326,283 km (0.085 R)
• M8: 5,671,704 km (0.111 R)
• M9: 6,180,786 km (0.029 R)
• M10: 6,987,717 km (0.025 R)
• M11: 11,265,168 km (0.095 R)
• M12: 13,079,641 km (0.108 R)
• M13: 13,625,972 km (0.106 R)
• M14: 15,403,046 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 217.5

Radius: 6.5

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.33 AU - 8.27 AU

Year: 11449 Days

Day: 18.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 32,226,454 km

• M1: 81,381 km (0.076 R)
• M2: 321,935 km (0.107 R)
• M3: 550,221 km (0.04 R)
• M4: 907,461 km (0.077 R)
• M5: 1,196,933 km (0.1 R)
• M6: 1,521,710 km (0.1 R)
• M7: 1,831,527 km (0.053 R)
• M8: 2,264,762 km (0.116 R)
• M9: 3,040,278 km (0.065 R)
• M10: 3,764,481 km (0.118 R)
• M11: 4,079,384 km (0.116 R)
• M12: 4,411,641 km (0.094 R)
• M13: 5,892,959 km (0.103 R)
• M14: 6,119,450 km (0.102 R)
• M15: 7,266,268 km (0.1 R)
• M16: 7,640,412 km (0.11 R)
• M17: 8,549,818 km (0.049 R)
• M18: 9,052,018 km (0.073 R)
• M19: 10,440,286 km (0.049 R)
• M20: 16,066,961 km (0.077 R)
• M21: 18,847,237 km (0.094 R)
• M22: 20,794,553 km (0.098 R)
• M23: 22,087,228 km (0.066 R)
• M24: 22,634,756 km (0.083 R)
• M25: 23,838,421 km (0.111 R)
• M26: 24,249,067 km (0.028 R)
• M27: 26,111,710 km (0.114 R)
• M28: 34,518,213 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207.7

Radius: 7.5

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.46 AU - 9.82 AU

Year: 16398 Days

Day: 21.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,226,454 km

• M1: 93,349 km (0.087 R)
• M2: 507,137 km (0.113 R)
• M3: 742,454 km (0.054 R)
• M4: 1,194,389 km (0.037 R)
• M5: 2,805,558 km (0.082 R)
• M6: 3,771,512 km (0.115 R)
• M7: 4,084,321 km (0.025 R)
• M8: 5,814,121 km (0.102 R)
• M9: 8,238,804 km (0.115 R)
• M10: 8,588,414 km (0.093 R)
• M11: 8,993,525 km (0.08 R)
• M12: 9,506,047 km (0.115 R)
• M13: 10,236,085 km (0.119 R)
• M14: 11,752,558 km (0.049 R)
• M15: 13,775,122 km (0.033 R)
• M16: 16,019,239 km (0.092 R)
• M17: 17,981,664 km (0.074 R)
• M18: 24,283,474 km (0.046 R)
• M19: 29,215,417 km (0.045 R)
• M20: 30,234,777 km (0.079 R)
• M21: 31,808,098 km (0.091 R)
• M22: 34,550,077 km (0.103 R)
• M23: 35,002,910 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.9

Radius: 7

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 7.67 AU - 12.47 AU

Year: 20633 Days

Day: 21.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,226,454 km

• M1: 89,460 km (0.086 R)
• M2: 638,933 km (0.1 R)
• M3: 1,044,492 km (0.053 R)
• M4: 2,067,742 km (0.115 R)
• M5: 3,938,164 km (0.077 R)
• M6: 5,008,537 km (0.062 R)
• M7: 6,293,134 km (0.11 R)
• M8: 7,526,568 km (0.043 R)
• M9: 8,355,191 km (0.048 R)
• M10: 8,631,199 km (0.046 R)
• M11: 8,913,340 km (0.08 R)
• M12: 10,783,463 km (0.096 R)
• M13: 18,663,980 km (0.069 R)
• M14: 26,781,460 km (0.092 R)
• M15: 27,992,155 km (0.12 R)
• M16: 31,746,763 km (0.09 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 11,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit