🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.49 AU - 0.61 AU

Year: 149 Days

Day: 17.7 Hours

Environment

Temp: 187 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,071,952 km

• M1: 14,511 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.63 AU - 0.67 AU

Year: 191 Days

Day: 31.7 Hours

Environment

Temp: 129 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.6 AU - 0.9 AU

Year: 237 Days

Day: 21.7 Hours

Environment

Temp: 172 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,071,952 km

• M1: 34,557 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.99 AU - 1.17 AU

Year: 410 Days

Day: 13.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 7.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 79,071,952 km

• M1: 81,531 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.23 AU - 1.73 AU

Year: 658 Days

Day: 28.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 134.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,071,952 km

• M1: 669,750 km (0.104 R)

Asteroid Belt

Center: 2.8 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.75 AU - 4.49 AU

Year: 3054 Days

Day: 18.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,071,952 km

• M1: 862,581 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.4

Radius: 10.1

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.39 AU - 5.53 AU

Year: 4035 Days

Day: 13.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,071,952 km

• M1: 125,812 km (0.102 R)
• M2: 766,839 km (0.083 R)
• M3: 1,413,550 km (0.115 R)
• M4: 2,101,850 km (0.098 R)
• M5: 3,133,028 km (0.1 R)
• M6: 3,621,016 km (0.082 R)
• M7: 4,698,271 km (0.079 R)
• M8: 5,065,384 km (0.094 R)
• M9: 5,622,935 km (0.106 R)
• M10: 6,159,393 km (0.102 R)
• M11: 7,231,411 km (0.07 R)
• M12: 8,012,462 km (0.09 R)
• M13: 8,461,555 km (0.078 R)
• M14: 10,167,419 km (0.091 R)
• M15: 10,649,723 km (0.099 R)
• M16: 11,994,608 km (0.088 R)
• M17: 12,483,643 km (0.114 R)
• M18: 14,084,789 km (0.095 R)
• M19: 16,406,847 km (0.067 R)
• M20: 17,378,635 km (0.109 R)
• M21: 18,646,776 km (0.086 R)
• M22: 19,907,587 km (0.095 R)
• M23: 24,651,784 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.6

Radius: 10.7

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.05 AU - 5.17 AU

Year: 4219 Days

Day: 11.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,071,952 km

• M1: 137,331 km (0.106 R)
• M2: 917,035 km (0.03 R)
• M3: 1,811,181 km (0.087 R)
• M4: 5,253,877 km (0.034 R)
• M5: 5,850,174 km (0.102 R)
• M6: 7,365,002 km (0.11 R)
• M7: 7,945,891 km (0.103 R)
• M8: 8,349,955 km (0.092 R)
• M9: 8,838,691 km (0.116 R)
• M10: 9,457,577 km (0.103 R)
• M11: 14,135,503 km (0.03 R)
• M12: 18,301,504 km (0.079 R)
• M13: 19,127,285 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.2

Radius: 5.1

Gravity: 35.46 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 11.6 AU - 15.56 AU

Year: 18278 Days

Day: 18.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,071,952 km

• M1: 63,579 km (0.113 R)
• M2: 233,073 km (0.071 R)
• M3: 393,293 km (0.107 R)
• M4: 563,984 km (0.112 R)
• M5: 988,244 km (0.06 R)
• M6: 1,534,725 km (0.073 R)
• M7: 2,011,643 km (0.09 R)
• M8: 2,487,813 km (0.076 R)
• M9: 2,982,832 km (0.041 R)
• M10: 3,876,380 km (0.103 R)
• M11: 7,030,352 km (0.09 R)
• M12: 7,609,296 km (0.113 R)
• M13: 7,910,287 km (0.073 R)
• M14: 8,115,535 km (0.05 R)
• M15: 8,861,579 km (0.107 R)
• M16: 13,799,356 km (0.107 R)
• M17: 14,096,907 km (0.112 R)
• M18: 16,383,360 km (0.053 R)
• M19: 17,920,479 km (0.077 R)
• M20: 18,363,887 km (0.104 R)
• M21: 18,905,581 km (0.088 R)
• M22: 19,926,436 km (0.071 R)
• M23: 22,280,209 km (0.118 R)
• M24: 23,418,350 km (0.053 R)
• M25: 25,922,618 km (0.052 R)
• M26: 27,414,109 km (0.113 R)
• M27: 30,567,034 km (0.084 R)
• M28: 31,970,711 km (0.104 R)
• M29: 43,336,409 km (0.102 R)
• M30: 52,484,468 km (0.094 R)
• M31: 54,124,510 km (0.061 R)
• M32: 60,429,761 km (0.111 R)
• M33: 61,225,921 km (0.079 R)
• M34: 65,311,139 km (0.098 R)
• M35: 66,149,336 km (0.09 R)
• M36: 66,360,119 km (0.045 R)
• M37: 69,139,947 km (0.091 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 401.9

Radius: 5

Gravity: 16.08 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 16.72 AU - 19.08 AU

Year: 27661 Days

Day: 22.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,071,952 km

• M1: 62,233 km (0.094 R)
• M2: 231,727 km (0.113 R)
• M3: 430,094 km (0.079 R)
• M4: 723,156 km (0.085 R)
• M5: 1,127,370 km (0.088 R)
• M6: 1,687,464 km (0.107 R)
• M7: 1,852,919 km (0.057 R)
• M8: 2,009,099 km (0.104 R)
• M9: 2,281,966 km (0.111 R)
• M10: 2,850,288 km (0.1 R)
• M11: 4,641,573 km (0.077 R)
• M12: 4,894,693 km (0.103 R)
• M13: 6,300,314 km (0.118 R)
• M14: 7,406,890 km (0.058 R)
• M15: 9,357,646 km (0.091 R)
• M16: 9,879,294 km (0.088 R)
• M17: 10,917,204 km (0.116 R)
• M18: 11,495,100 km (0.09 R)
• M19: 12,093,193 km (0.107 R)
• M20: 13,937,585 km (0.108 R)
• M21: 16,124,706 km (0.06 R)
• M22: 16,537,895 km (0.094 R)
• M23: 17,299,498 km (0.083 R)
• M24: 20,968,834 km (0.115 R)
• M25: 21,560,494 km (0.113 R)
• M26: 27,046,547 km (0.036 R)
• M27: 27,395,559 km (0.104 R)
• M28: 27,865,446 km (0.099 R)
• M29: 29,552,461 km (0.076 R)
• M30: 32,208,870 km (0.103 R)
• M31: 32,600,817 km (0.08 R)
• M32: 38,869,267 km (0.119 R)
• M33: 39,313,722 km (0.101 R)
• M34: 48,927,330 km (0.107 R)
• M35: 50,492,273 km (0.108 R)
• M36: 57,468,471 km (0.107 R)
• M37: 59,995,029 km (0.103 R)
• M38: 60,588,484 km (0.034 R)
• M39: 78,127,638 km (0.051 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: 182 - 10,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit