🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.67 AU - 0.69 AU

Year: 197 Days

Day: 28.9 Hours

Environment

Temp: 217 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.84 AU - 1.1 AU

Year: 336 Days

Day: 39.9 Hours

Environment

Temp: 125 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.19 AU - 1.67 AU

Year: 601 Days

Day: 39.8 Hours

Environment

Temp: 5 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.09 AU - 2.39 AU

Year: 1178 Days

Day: 20 Hours

Environment

Temp: -69 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.82 AU - 2.94 AU

Year: 1290 Days

Day: 23.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.86 AU - 4.9 AU

Year: 3789 Days

Day: 36.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 105,104,158 km

• M1: 33,061 km (0.063 R)
• M2: 1,248,693 km (0.12 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.46 AU - 5.52 AU

Year: 3918 Days

Day: 33.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.56 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.7

Radius: 4.1

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 15.89 AU - 20.35 AU

Year: 27109 Days

Day: 19.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 105,104,158 km

• M1: 211,980 km (0.118 R)
• M2: 567,126 km (0.118 R)
• M3: 776,413 km (0.066 R)
• M4: 1,438,683 km (0.118 R)
• M5: 2,701,588 km (0.112 R)
• M6: 10,301,609 km (0.085 R)
• M7: 11,834,239 km (0.082 R)
• M8: 17,057,897 km (0.069 R)
• M9: 19,712,212 km (0.098 R)
• M10: 25,731,582 km (0.102 R)
• M11: 32,869,046 km (0.066 R)
• M12: 34,592,114 km (0.084 R)
• M13: 37,634,935 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.5

Radius: 4.1

Gravity: 58.21 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 17.99 AU - 19.49 AU

Year: 28512 Days

Day: 20.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 105,104,158 km

• M1: 51,013 km (0.108 R)
• M2: 268,079 km (0.119 R)
• M3: 462,856 km (0.114 R)
• M4: 806,931 km (0.12 R)
• M5: 945,309 km (0.086 R)
• M6: 1,459,028 km (0.093 R)
• M7: 4,021,340 km (0.075 R)
• M8: 9,937,487 km (0.092 R)
• M9: 14,442,926 km (0.117 R)
• M10: 15,930,528 km (0.047 R)
• M11: 17,040,245 km (0.116 R)
• M12: 19,206,571 km (0.113 R)
• M13: 24,677,216 km (0.048 R)
• M14: 25,658,877 km (0.084 R)
• M15: 28,625,702 km (0.087 R)
• M16: 30,122,130 km (0.097 R)
• M17: 31,384,736 km (0.05 R)
• M18: 34,315,807 km (0.101 R)
• M19: 34,618,593 km (0.117 R)
• M20: 35,692,406 km (0.068 R)
• M21: 46,005,534 km (0.098 R)
• M22: 51,537,364 km (0.032 R)
• M23: 58,137,622 km (0.118 R)
• M24: 60,530,440 km (0.118 R)
• M25: 61,862,759 km (0.089 R)
• M26: 64,126,773 km (0.064 R)
• M27: 66,680,259 km (0.026 R)
• M28: 77,572,181 km (0.094 R)
• M29: 80,735,876 km (0.087 R)
• M30: 96,942,711 km (0.107 R)
• M31: 100,919,920 km (0.114 R)
• M32: 101,541,350 km (0.083 R)
• M33: 104,369,049 km (0.085 R)
• M34: 107,248,808 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743

Radius: 7.5

Gravity: 13.21 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 15.08 AU - 24.7 AU

Year: 31177 Days

Day: 19.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 105,104,158 km

• M1: 93,349 km (0.107 R)
• M2: 369,208 km (0.064 R)
• M3: 836,551 km (0.047 R)
• M4: 1,196,185 km (0.106 R)
• M5: 1,491,192 km (0.118 R)
• M6: 2,025,406 km (0.029 R)
• M7: 2,473,302 km (0.07 R)
• M8: 2,816,629 km (0.055 R)
• M9: 6,864,448 km (0.109 R)
• M10: 7,437,109 km (0.11 R)
• M11: 8,211,577 km (0.066 R)
• M12: 10,719,884 km (0.085 R)
• M13: 12,676,026 km (0.06 R)
• M14: 14,105,134 km (0.072 R)
• M15: 15,993,957 km (0.119 R)
• M16: 18,045,243 km (0.105 R)
• M17: 19,336,572 km (0.118 R)
• M18: 19,746,021 km (0.064 R)
• M19: 25,977,670 km (0.118 R)
• M20: 30,697,034 km (0.108 R)
• M21: 33,845,770 km (0.095 R)
• M22: 36,266,563 km (0.08 R)
• M23: 39,451,950 km (0.034 R)
• M24: 42,646,164 km (0.094 R)
• M25: 42,992,184 km (0.088 R)
• M26: 44,217,839 km (0.085 R)
• M27: 70,925,846 km (0.116 R)
• M28: 71,168,494 km (0.089 R)
• M29: 73,376,559 km (0.106 R)
• M30: 73,624,742 km (0.027 R)
• M31: 80,011,673 km (0.045 R)
• M32: 82,935,264 km (0.085 R)
• M33: 91,555,991 km (0.052 R)
• M34: 100,143,807 km (0.089 R)
• M35: 101,676,736 km (0.12 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 11,516 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit