🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.67 AU - 1.01 AU

Year: 293 Days

Day: 12.1 Hours

Environment

Temp: 39 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.52 AU - 2.18 AU

Year: 958 Days

Day: 37.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 122.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.77 AU - 2.65 AU

Year: 1251 Days

Day: 29.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.67 AU - 3.79 AU

Year: 2211 Days

Day: 44.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.42 AU - 3.78 AU

Year: 2601 Days

Day: 45.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626

Radius: 9.3

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.37 AU - 5.17 AU

Year: 3967 Days

Day: 8.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,137,457 km

• M1: 117,135 km (0.054 R)
• M2: 478,863 km (0.116 R)
• M3: 853,157 km (0.115 R)
• M4: 1,243,458 km (0.115 R)
• M5: 1,644,679 km (0.118 R)
• M6: 2,187,570 km (0.117 R)
• M7: 2,612,876 km (0.099 R)
• M8: 3,470,820 km (0.097 R)
• M9: 4,343,125 km (0.066 R)
• M10: 7,941,253 km (0.104 R)
• M11: 8,471,428 km (0.047 R)
• M12: 8,800,693 km (0.044 R)
• M13: 11,307,205 km (0.086 R)
• M14: 12,393,884 km (0.09 R)
• M15: 13,351,460 km (0.076 R)
• M16: 17,151,097 km (0.075 R)
• M17: 17,797,958 km (0.077 R)
• M18: 19,900,406 km (0.038 R)
• M19: 24,078,376 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.2

Radius: 3.9

Gravity: 59.78 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 12.52 AU - 14.04 AU

Year: 18429 Days

Day: 22.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,137,457 km

• M1: 48,619 km (0.099 R)
• M2: 310,266 km (0.118 R)
• M3: 1,170,005 km (0.054 R)
• M4: 1,471,744 km (0.103 R)
• M5: 1,676,244 km (0.086 R)
• M6: 1,958,535 km (0.095 R)
• M7: 2,163,784 km (0.06 R)
• M8: 2,569,194 km (0.115 R)
• M9: 4,851,758 km (0.073 R)
• M10: 6,340,107 km (0.071 R)
• M11: 7,453,415 km (0.03 R)
• M12: 9,472,836 km (0.06 R)
• M13: 13,945,364 km (0.07 R)
• M14: 14,321,004 km (0.104 R)
• M15: 15,972,265 km (0.106 R)
• M16: 17,921,825 km (0.107 R)
• M17: 18,999,229 km (0.109 R)
• M18: 19,182,935 km (0.108 R)
• M19: 21,381,425 km (0.054 R)
• M20: 30,579,899 km (0.085 R)
• M21: 30,832,271 km (0.059 R)
• M22: 39,659,293 km (0.106 R)
• M23: 41,174,869 km (0.047 R)
• M24: 47,792,929 km (0.065 R)
• M25: 51,619,942 km (0.083 R)
• M26: 64,731,148 km (0.059 R)
• M27: 73,167,421 km (0.119 R)
• M28: 73,618,758 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.9

Radius: 7.8

Gravity: 14.61 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 10.62 AU - 17.14 AU

Year: 19692 Days

Day: 18.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,137,457 km

• M1: 99,632 km (0.108 R)
• M2: 433,086 km (0.084 R)
• M3: 773,271 km (0.075 R)
• M4: 1,394,402 km (0.057 R)
• M5: 1,917,246 km (0.036 R)
• M6: 2,636,962 km (0.077 R)
• M7: 2,887,389 km (0.044 R)
• M8: 4,185,599 km (0.105 R)
• M9: 6,262,466 km (0.08 R)
• M10: 7,277,936 km (0.084 R)
• M11: 9,808,235 km (0.071 R)
• M12: 10,168,616 km (0.093 R)
• M13: 13,015,464 km (0.11 R)
• M14: 14,504,561 km (0.113 R)
• M15: 15,856,926 km (0.108 R)
• M16: 16,690,634 km (0.059 R)
• M17: 17,906,566 km (0.103 R)
• M18: 18,174,496 km (0.103 R)
• M19: 19,934,814 km (0.111 R)
• M20: 20,416,220 km (0.037 R)
• M21: 22,009,138 km (0.075 R)
• M22: 27,048,043 km (0.08 R)
• M23: 36,110,832 km (0.12 R)
• M24: 37,843,773 km (0.091 R)
• M25: 39,480,374 km (0.114 R)
• M26: 39,934,852 km (0.096 R)
• M27: 44,182,834 km (0.062 R)
• M28: 49,245,525 km (0.1 R)
• M29: 51,554,568 km (0.085 R)
• M30: 53,194,759 km (0.1 R)
• M31: 57,156,709 km (0.083 R)
• M32: 59,506,592 km (0.12 R)
• M33: 63,357,989 km (0.073 R)
• M34: 67,804,487 km (0.112 R)
• M35: 74,280,579 km (0.07 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 12,552 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit