🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.54 AU - 0.56 AU

Year: 172 Days

Day: 17 Hours

Environment

Temp: 118 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.67 AU - 0.73 AU

Year: 247 Days

Day: 22.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,438,904 km

• M1: 194,178 km (0.107 R)

Asteroid Belt

Center: 1.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.7 AU - 2.02 AU

Year: 1070 Days

Day: 38 Hours

Environment

Temp: -112 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.64 AU - 2.72 AU

Year: 1358 Days

Day: 38.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.92 AU - 2.62 AU

Year: 1442 Days

Day: 35.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814

Radius: 13.1

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.58 AU - 7.62 AU

Year: 7151 Days

Day: 5.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,438,904 km

• M1: 165,904 km (0.056 R)
• M2: 841,338 km (0.046 R)
• M3: 1,254,677 km (0.102 R)
• M4: 2,049,491 km (0.114 R)
• M5: 3,116,273 km (0.109 R)
• M6: 3,823,273 km (0.109 R)
• M7: 4,307,820 km (0.047 R)
• M8: 6,183,030 km (0.056 R)
• M9: 6,890,628 km (0.066 R)
• M10: 14,881,847 km (0.111 R)
• M11: 15,508,961 km (0.112 R)
• M12: 17,018,553 km (0.115 R)
• M13: 25,615,045 km (0.106 R)
• M14: 34,942,472 km (0.117 R)
• M15: 37,069,006 km (0.057 R)
• M16: 38,338,793 km (0.055 R)
• M17: 39,876,659 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.6

Radius: 11.5

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.83 AU - 8.63 AU

Year: 8199 Days

Day: 8.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,438,904 km

• M1: 143,464 km (0.064 R)
• M2: 682,316 km (0.074 R)
• M3: 1,333,515 km (0.114 R)
• M4: 1,761,814 km (0.116 R)
• M5: 2,802,267 km (0.116 R)
• M6: 3,199,450 km (0.068 R)
• M7: 4,031,214 km (0.047 R)
• M8: 4,624,220 km (0.085 R)
• M9: 5,851,521 km (0.065 R)
• M10: 6,649,476 km (0.092 R)
• M11: 8,590,209 km (0.108 R)
• M12: 9,389,959 km (0.061 R)
• M13: 10,045,647 km (0.052 R)
• M14: 19,260,427 km (0.1 R)
• M15: 22,306,539 km (0.09 R)
• M16: 24,246,224 km (0.045 R)
• M17: 29,434,877 km (0.099 R)
• M18: 30,534,421 km (0.078 R)
• M19: 32,077,823 km (0.111 R)
• M20: 32,815,490 km (0.033 R)
• M21: 33,997,612 km (0.106 R)
• M22: 35,542,958 km (0.103 R)
• M23: 39,489,948 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 169.4

Radius: 8

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 11.47 AU - 17.71 AU

Year: 23504 Days

Day: 15.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 54,438,904 km

• M1: 150,944 km (0.116 R)
• M2: 435,629 km (0.117 R)
• M3: 1,098,647 km (0.073 R)
• M4: 1,354,459 km (0.04 R)
• M5: 1,774,680 km (0.097 R)
• M6: 2,223,024 km (0.103 R)
• M7: 2,494,694 km (0.088 R)
• M8: 3,705,090 km (0.072 R)
• M9: 5,437,135 km (0.085 R)
• M10: 5,753,085 km (0.095 R)
• M11: 6,081,303 km (0.093 R)
• M12: 6,577,370 km (0.117 R)
• M13: 7,308,604 km (0.095 R)
• M14: 9,028,531 km (0.098 R)
• M15: 9,372,606 km (0.105 R)
• M16: 16,281,634 km (0.052 R)
• M17: 16,571,854 km (0.053 R)
• M18: 17,844,184 km (0.117 R)
• M19: 18,780,666 km (0.104 R)
• M20: 19,099,908 km (0.116 R)
• M21: 20,079,774 km (0.097 R)
• M22: 22,139,138 km (0.108 R)
• M23: 22,406,171 km (0.1 R)
• M24: 27,689,818 km (0.091 R)
• M25: 29,584,774 km (0.087 R)
• M26: 32,816,836 km (0.12 R)
• M27: 36,030,797 km (0.113 R)
• M28: 36,648,187 km (0.067 R)
• M29: 37,904,061 km (0.116 R)
• M30: 38,158,677 km (0.1 R)
• M31: 38,800,003 km (0.088 R)
• M32: 40,368,836 km (0.096 R)
• M33: 41,708,036 km (0.074 R)
• M34: 45,471,470 km (0.065 R)
• M35: 46,774,617 km (0.066 R)
• M36: 51,454,038 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.1

Radius: 5

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 13.6 AU - 20.88 AU

Year: 30190 Days

Day: 17.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,438,904 km

• M1: 68,516 km (0.057 R)
• M2: 530,624 km (0.111 R)
• M3: 1,320,949 km (0.112 R)
• M4: 1,545,047 km (0.08 R)
• M5: 2,906,836 km (0.068 R)
• M6: 4,295,703 km (0.078 R)
• M7: 6,777,980 km (0.102 R)
• M8: 7,275,244 km (0.079 R)
• M9: 9,611,663 km (0.11 R)
• M10: 10,837,169 km (0.052 R)
• M11: 16,343,567 km (0.085 R)
• M12: 19,854,929 km (0.096 R)
• M13: 26,065,783 km (0.067 R)
• M14: 32,061,816 km (0.034 R)
• M15: 38,266,986 km (0.034 R)
• M16: 41,038,885 km (0.073 R)
• M17: 42,820,296 km (0.074 R)
• M18: 46,683,362 km (0.087 R)
• M19: 48,926,881 km (0.1 R)
• M20: 49,998,002 km (0.102 R)
• M21: 50,928,351 km (0.077 R)
• M22: 52,028,494 km (0.078 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: 533 - 16,386 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit