🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.49 AU - 0.51 AU

Year: 130 Days

Day: 38.6 Hours

Environment

Temp: 173 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,952,689 km

• M1: 57,894 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.49 AU - 0.75 AU

Year: 179 Days

Day: 31.1 Hours

Environment

Temp: 163 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.03 AU - 1.33 AU

Year: 471 Days

Day: 16.8 Hours

Environment

Temp: -9 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,952,689 km

• M1: 46,525 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.9 AU - 2.54 AU

Year: 1214 Days

Day: 16.3 Hours

Environment

Temp: -75 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,952,689 km

• M1: 33,959 km (0.086 R)
• M2: 193,729 km (0.057 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.06 AU - 2.58 AU

Year: 1297 Days

Day: 18.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,952,689 km

• M1: 160,369 km (0.094 R)
• M2: 460,911 km (0.064 R)

Asteroid Belt

Center: 2.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.27 AU - 3.49 AU

Year: 1794 Days

Day: 38.2 Hours

Environment

Temp: -105 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,952,689 km

• M1: 566,527 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.9

Radius: 14.8

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5 AU - 6.04 AU

Year: 4761 Days

Day: 10.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,952,689 km

• M1: 184,305 km (0.109 R)
• M2: 821,143 km (0.104 R)
• M3: 1,518,269 km (0.087 R)
• M4: 2,610,932 km (0.107 R)
• M5: 3,217,551 km (0.07 R)
• M6: 3,738,002 km (0.086 R)
• M7: 4,295,254 km (0.114 R)
• M8: 6,059,312 km (0.107 R)
• M9: 7,670,930 km (0.026 R)
• M10: 8,608,310 km (0.094 R)
• M11: 9,894,702 km (0.078 R)
• M12: 12,158,866 km (0.08 R)
• M13: 13,222,058 km (0.029 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.5

Radius: 6.2

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 12.87 AU - 19.15 AU

Year: 23516 Days

Day: 23.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,952,689 km

• M1: 174,730 km (0.103 R)
• M2: 2,084,048 km (0.113 R)
• M3: 4,747,189 km (0.058 R)
• M4: 6,975,898 km (0.101 R)
• M5: 12,714,772 km (0.118 R)
• M6: 16,132,485 km (0.113 R)
• M7: 25,909,005 km (0.083 R)
• M8: 27,460,634 km (0.073 R)
• M9: 28,637,072 km (0.071 R)
• M10: 34,533,172 km (0.084 R)
• M11: 35,151,311 km (0.063 R)
• M12: 37,828,664 km (0.084 R)
• M13: 43,013,277 km (0.095 R)
• M14: 53,272,699 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.8

Radius: 3.6

Gravity: 41.11 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 12.94 AU - 19.08 AU

Year: 23516 Days

Day: 19.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 56.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 77,952,689 km

• M1: 46,375 km (0.056 R)
• M2: 352,004 km (0.088 R)
• M3: 649,554 km (0.111 R)
• M4: 787,034 km (0.08 R)
• M5: 1,544,448 km (0.106 R)
• M6: 2,127,282 km (0.1 R)
• M7: 2,550,045 km (0.107 R)
• M8: 2,694,557 km (0.091 R)
• M9: 3,559,831 km (0.117 R)
• M10: 3,679,659 km (0.049 R)
• M11: 4,087,762 km (0.056 R)
• M12: 4,560,341 km (0.096 R)
• M13: 5,106,075 km (0.084 R)
• M14: 6,369,578 km (0.094 R)
• M15: 7,003,125 km (0.096 R)
• M16: 7,287,062 km (0.109 R)
• M17: 7,979,550 km (0.117 R)
• M18: 13,363,428 km (0.047 R)
• M19: 14,472,846 km (0.113 R)
• M20: 14,933,159 km (0.111 R)
• M21: 16,373,038 km (0.049 R)
• M22: 16,957,218 km (0.085 R)
• M23: 20,756,405 km (0.109 R)
• M24: 21,837,699 km (0.078 R)
• M25: 22,647,173 km (0.043 R)
• M26: 25,527,081 km (0.077 R)
• M27: 27,460,185 km (0.095 R)
• M28: 28,641,709 km (0.115 R)
• M29: 31,232,595 km (0.06 R)
• M30: 41,601,821 km (0.081 R)
• M31: 43,158,088 km (0.081 R)
• M32: 46,056,397 km (0.106 R)
• M33: 47,890,018 km (0.095 R)
• M34: 55,711,294 km (0.083 R)
• M35: 56,650,470 km (0.061 R)
• M36: 57,983,087 km (0.103 R)
• M37: 67,901,277 km (0.096 R)
• M38: 69,620,904 km (0.072 R)
• M39: 75,181,457 km (0.116 R)
• M40: 75,638,778 km (0.06 R)
• M41: 76,097,744 km (0.043 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 11,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit