🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.44 AU - 0.73 AU

Year: 161 Days

Day: 40.9 Hours

Environment

Temp: 231 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.9 AU - 1.12 AU

Year: 371 Days

Day: 23.1 Hours

Environment

Temp: 34 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.23 AU - 3.07 AU

Year: 1576 Days

Day: 22.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,762,101 km

• M1: 58,493 km (0.075 R)
• M2: 325,226 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.86 AU - 2.9 AU

Year: 1785 Days

Day: 38.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.34 AU - 5.12 AU

Year: 3178 Days

Day: 31.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,762,101 km

• M1: 36,053 km (0.101 R)

Asteroid Belt

Center: 6.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.7

Radius: 12.4

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 8.56 AU - 10.08 AU

Year: 10392 Days

Day: 11.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,762,101 km

• M1: 169,943 km (0.056 R)
• M2: 1,021,903 km (0.106 R)
• M3: 1,885,681 km (0.093 R)
• M4: 2,300,965 km (0.092 R)
• M5: 3,276,343 km (0.118 R)
• M6: 4,648,455 km (0.118 R)
• M7: 5,172,047 km (0.102 R)
• M8: 10,592,726 km (0.073 R)
• M9: 15,607,845 km (0.08 R)
• M10: 17,259,854 km (0.116 R)
• M11: 18,519,618 km (0.072 R)
• M12: 22,339,899 km (0.113 R)
• M13: 22,831,029 km (0.091 R)
• M14: 26,111,112 km (0.073 R)
• M15: 31,807,200 km (0.081 R)
• M16: 38,514,570 km (0.086 R)
• M17: 39,458,682 km (0.069 R)
• M18: 40,297,478 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.5

Radius: 3.5

Gravity: 21.43 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 10.8 AU - 14.24 AU

Year: 16181 Days

Day: 17.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,762,101 km

• M1: 43,683 km (0.061 R)
• M2: 195,824 km (0.051 R)
• M3: 547,079 km (0.03 R)
• M4: 1,029,682 km (0.104 R)
• M5: 1,286,841 km (0.104 R)
• M6: 1,782,159 km (0.102 R)
• M7: 2,206,569 km (0.106 R)
• M8: 2,695,006 km (0.117 R)
• M9: 3,420,855 km (0.112 R)
• M10: 10,295,774 km (0.084 R)
• M11: 12,908,052 km (0.068 R)
• M12: 15,118,062 km (0.103 R)
• M13: 16,417,319 km (0.071 R)
• M14: 16,700,059 km (0.094 R)
• M15: 18,388,869 km (0.08 R)
• M16: 24,223,486 km (0.101 R)
• M17: 27,754,444 km (0.063 R)
• M18: 29,382,219 km (0.119 R)
• M19: 34,644,922 km (0.098 R)
• M20: 35,579,011 km (0.067 R)
• M21: 35,933,558 km (0.052 R)
• M22: 39,357,255 km (0.053 R)
• M23: 42,194,977 km (0.12 R)
• M24: 42,327,222 km (0.117 R)
• M25: 45,581,873 km (0.102 R)
• M26: 46,000,148 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.1

Radius: 6.3

Gravity: 16.3 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 10.23 AU - 15.27 AU

Year: 16629 Days

Day: 16.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,762,101 km

• M1: 78,389 km (0.099 R)
• M2: 338,390 km (0.086 R)
• M3: 654,790 km (0.103 R)
• M4: 1,237,174 km (0.115 R)
• M5: 1,510,340 km (0.08 R)
• M6: 2,383,842 km (0.104 R)
• M7: 2,669,873 km (0.099 R)
• M8: 3,154,570 km (0.07 R)
• M9: 4,203,999 km (0.054 R)
• M10: 7,011,652 km (0.084 R)
• M11: 8,369,702 km (0.099 R)
• M12: 9,295,862 km (0.107 R)
• M13: 11,108,240 km (0.069 R)
• M14: 12,943,058 km (0.108 R)
• M15: 13,143,669 km (0.113 R)
• M16: 13,346,374 km (0.087 R)
• M17: 14,751,846 km (0.063 R)
• M18: 17,281,845 km (0.104 R)
• M19: 17,936,186 km (0.093 R)
• M20: 19,294,086 km (0.047 R)
• M21: 19,556,032 km (0.119 R)
• M22: 20,356,381 km (0.092 R)
• M23: 20,810,410 km (0.103 R)
• M24: 21,271,022 km (0.1 R)
• M25: 24,791,060 km (0.026 R)
• M26: 26,045,588 km (0.12 R)
• M27: 29,022,137 km (0.08 R)
• M28: 30,062,590 km (0.069 R)
• M29: 38,052,163 km (0.063 R)
• M30: 41,144,950 km (0.059 R)
• M31: 42,604,576 km (0.11 R)
• M32: 57,868,047 km (0.117 R)
• M33: 61,945,935 km (0.1 R)
• M34: 63,474,975 km (0.056 R)
• M35: 63,861,237 km (0.094 R)
• M36: 65,815,583 km (0.07 R)
• M37: 66,013,202 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.8

Radius: 4.8

Gravity: 28.12 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 11.58 AU - 14.2 AU

Year: 16903 Days

Day: 18.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 66,762,101 km

• M1: 124,465 km (0.115 R)
• M2: 317,895 km (0.114 R)
• M3: 642,822 km (0.117 R)
• M4: 839,992 km (0.112 R)
• M5: 1,139,936 km (0.066 R)
• M6: 1,431,801 km (0.075 R)
• M7: 3,069,150 km (0.1 R)
• M8: 5,437,284 km (0.11 R)
• M9: 5,898,046 km (0.054 R)
• M10: 6,984,874 km (0.119 R)
• M11: 7,299,030 km (0.038 R)
• M12: 10,273,933 km (0.116 R)
• M13: 10,798,124 km (0.069 R)
• M14: 10,976,744 km (0.094 R)
• M15: 11,648,588 km (0.071 R)
• M16: 12,543,033 km (0.088 R)
• M17: 13,141,575 km (0.091 R)
• M18: 13,828,678 km (0.092 R)
• M19: 14,323,847 km (0.096 R)
• M20: 16,977,862 km (0.116 R)
• M21: 19,764,123 km (0.118 R)
• M22: 23,135,311 km (0.068 R)
• M23: 23,333,079 km (0.109 R)
• M24: 25,901,525 km (0.11 R)
• M25: 27,198,838 km (0.035 R)
• M26: 28,880,617 km (0.085 R)
• M27: 31,229,004 km (0.094 R)
• M28: 33,071,601 km (0.108 R)
• M29: 34,855,705 km (0.067 R)
• M30: 40,304,658 km (0.12 R)
• M31: 48,201,032 km (0.072 R)
• M32: 55,285,090 km (0.104 R)
• M33: 56,350,376 km (0.078 R)
• M34: 56,708,663 km (0.095 R)
• M35: 58,339,130 km (0.064 R)
• M36: 58,705,645 km (0.083 R)
• M37: 60,374,110 km (0.064 R)
• M38: 65,964,882 km (0.09 R)
• M39: 66,163,548 km (0.103 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: 537 - 14,013 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit