🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.98 AU - 1.2 AU

Year: 396 Days

Day: 40 Hours

Environment

Temp: 91 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.07 AU - 1.31 AU

Year: 452 Days

Day: 29.6 Hours

Environment

Temp: 44 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.38 AU - 1.42 AU

Year: 577 Days

Day: 17.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.3 AU - 2 AU

Year: 738 Days

Day: 32.8 Hours

Environment

Temp: -35 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.94 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.27 AU - 5.19 AU

Year: 3030 Days

Day: 34.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.4

Radius: 9.4

Gravity: 11.25 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.29 AU - 6.07 AU

Year: 4714 Days

Day: 10.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,421,967 km

• M1: 116,986 km (0.116 R)
• M2: 460,911 km (0.099 R)
• M3: 883,226 km (0.084 R)
• M4: 1,619,995 km (0.097 R)
• M5: 2,060,112 km (0.11 R)
• M6: 2,945,582 km (0.044 R)
• M7: 3,431,925 km (0.094 R)
• M8: 5,419,781 km (0.084 R)
• M9: 6,377,058 km (0.086 R)
• M10: 6,947,924 km (0.065 R)
• M11: 7,886,351 km (0.118 R)
• M12: 15,072,135 km (0.113 R)
• M13: 22,593,318 km (0.115 R)
• M14: 25,959,569 km (0.078 R)
• M15: 26,296,613 km (0.077 R)
• M16: 28,114,377 km (0.076 R)
• M17: 30,572,718 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.5

Radius: 12.5

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8 AU - 11.52 AU

Year: 10619 Days

Day: 12.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,421,967 km

• M1: 155,731 km (0.117 R)
• M2: 677,379 km (0.083 R)
• M3: 1,501,663 km (0.111 R)
• M4: 2,571,737 km (0.088 R)
• M5: 3,421,902 km (0.056 R)
• M6: 4,096,588 km (0.06 R)
• M7: 5,088,123 km (0.085 R)
• M8: 7,199,846 km (0.056 R)
• M9: 8,785,135 km (0.05 R)
• M10: 9,378,889 km (0.057 R)
• M11: 9,789,535 km (0.111 R)
• M12: 10,482,472 km (0.115 R)
• M13: 11,788,611 km (0.082 R)
• M14: 12,206,887 km (0.081 R)
• M15: 13,009,928 km (0.11 R)
• M16: 14,790,592 km (0.103 R)
• M17: 15,847,202 km (0.107 R)
• M18: 17,797,210 km (0.059 R)
• M19: 20,496,554 km (0.031 R)
• M20: 21,102,425 km (0.112 R)
• M21: 25,583,929 km (0.06 R)
• M22: 27,001,817 km (0.092 R)
• M23: 28,901,261 km (0.049 R)
• M24: 31,114,263 km (0.114 R)
• M25: 33,319,335 km (0.065 R)
• M26: 39,883,989 km (0.107 R)
• M27: 40,693,014 km (0.076 R)
• M28: 41,788,520 km (0.117 R)
• M29: 50,955,578 km (0.075 R)
• M30: 53,359,017 km (0.101 R)
• M31: 55,168,852 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732

Radius: 5.1

Gravity: 28.14 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 12.94 AU - 19.16 AU

Year: 22393 Days

Day: 23.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,421,967 km

• M1: 63,579 km (0.101 R)
• M2: 313,707 km (0.112 R)
• M3: 656,585 km (0.09 R)
• M4: 1,056,759 km (0.111 R)
• M5: 1,453,194 km (0.111 R)
• M6: 1,806,544 km (0.081 R)
• M7: 2,003,714 km (0.099 R)
• M8: 2,633,521 km (0.104 R)
• M9: 3,020,979 km (0.069 R)
• M10: 4,039,442 km (0.084 R)
• M11: 6,773,792 km (0.108 R)
• M12: 7,251,757 km (0.105 R)
• M13: 8,221,600 km (0.088 R)
• M14: 9,274,769 km (0.105 R)
• M15: 10,603,198 km (0.056 R)
• M16: 11,712,915 km (0.118 R)
• M17: 13,261,103 km (0.119 R)
• M18: 14,391,764 km (0.091 R)
• M19: 15,180,294 km (0.086 R)
• M20: 20,330,051 km (0.09 R)
• M21: 22,763,560 km (0.109 R)
• M22: 25,954,931 km (0.116 R)
• M23: 27,239,528 km (0.105 R)
• M24: 32,268,111 km (0.111 R)
• M25: 32,668,435 km (0.088 R)
• M26: 39,380,293 km (0.087 R)
• M27: 40,762,428 km (0.077 R)
• M28: 44,936,358 km (0.053 R)
• M29: 50,453,378 km (0.082 R)
• M30: 50,812,413 km (0.098 R)
• M31: 56,019,915 km (0.119 R)
• M32: 57,962,593 km (0.096 R)
• M33: 64,480,721 km (0.088 R)
• M34: 77,032,282 km (0.077 R)
• M35: 80,896,096 km (0.049 R)
• M36: 81,387,974 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.3

Radius: 6.7

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 13.44 AU - 19.38 AU

Year: 23150 Days

Day: 22.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 69,421,967 km

• M1: 83,326 km (0.07 R)
• M2: 378,183 km (0.111 R)
• M3: 680,670 km (0.107 R)
• M4: 994,676 km (0.083 R)
• M5: 1,638,246 km (0.03 R)
• M6: 2,050,688 km (0.113 R)
• M7: 2,620,655 km (0.049 R)
• M8: 2,905,939 km (0.079 R)
• M9: 3,828,359 km (0.051 R)
• M10: 5,294,269 km (0.083 R)
• M11: 6,111,522 km (0.103 R)
• M12: 6,401,742 km (0.081 R)
• M13: 9,832,918 km (0.059 R)
• M14: 10,289,790 km (0.066 R)
• M15: 11,184,685 km (0.119 R)
• M16: 11,937,012 km (0.078 R)
• M17: 12,457,015 km (0.089 R)
• M18: 14,179,634 km (0.061 R)
• M19: 18,602,944 km (0.053 R)
• M20: 20,382,560 km (0.08 R)
• M21: 21,789,528 km (0.085 R)
• M22: 23,561,964 km (0.103 R)
• M23: 24,900,416 km (0.079 R)
• M24: 26,726,108 km (0.112 R)
• M25: 28,409,384 km (0.085 R)
• M26: 31,862,252 km (0.107 R)
• M27: 33,369,301 km (0.11 R)
• M28: 33,753,319 km (0.033 R)
• M29: 34,010,926 km (0.05 R)
• M30: 35,584,696 km (0.053 R)
• M31: 37,343,668 km (0.115 R)
• M32: 38,174,684 km (0.1 R)
• M33: 39,018,117 km (0.058 R)
• M34: 40,161,792 km (0.094 R)
• M35: 41,918,819 km (0.095 R)
• M36: 43,269,987 km (0.074 R)
• M37: 51,819,805 km (0.108 R)
• M38: 54,606,364 km (0.099 R)
• M39: 55,676,588 km (0.073 R)
• M40: 57,491,210 km (0.098 R)
• M41: 65,744,674 km (0.097 R)
• M42: 67,566,626 km (0.12 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 13,106 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit