🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.8 AU - 0.86 AU

Year: 267 Days

Day: 34.5 Hours

Environment

Temp: 138 °C

Axial Tilt: 46.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 69,393,291 km

• M1: 205,697 km (0.09 R)
• M2: 617,091 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1 AU - 1.48 AU

Year: 488 Days

Day: 29.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 1.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.19 AU - 1.31 AU

Year: 493 Days

Day: 33.4 Hours

Environment

Temp: 30 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.93 AU - 2.35 AU

Year: 1105 Days

Day: 21 Hours

Environment

Temp: -55 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.51 AU - 3.15 AU

Year: 1681 Days

Day: 46 Hours

Environment

Temp: -95 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,393,291 km

• M1: 1,351,467 km (0.092 R)

Asteroid Belt

Center: 5.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.9

Radius: 13.6

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.11 AU - 8.55 AU

Year: 7007 Days

Day: 13 Hours

Environment

Temp: -155 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,393,291 km

• M1: 169,794 km (0.11 R)
• M2: 645,365 km (0.12 R)
• M3: 1,160,580 km (0.11 R)
• M4: 1,736,831 km (0.111 R)
• M5: 2,536,282 km (0.093 R)
• M6: 3,012,004 km (0.084 R)
• M7: 4,220,006 km (0.094 R)
• M8: 5,578,804 km (0.078 R)
• M9: 6,624,194 km (0.07 R)
• M10: 12,043,975 km (0.098 R)
• M11: 13,187,351 km (0.032 R)
• M12: 14,063,546 km (0.067 R)
• M13: 17,502,951 km (0.103 R)
• M14: 22,990,201 km (0.105 R)
• M15: 24,665,248 km (0.084 R)
• M16: 32,184,187 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947

Radius: 12

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 11.35 AU - 12.07 AU

Year: 14149 Days

Day: 8.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,393,291 km

• M1: 149,299 km (0.083 R)
• M2: 702,661 km (0.118 R)
• M3: 1,249,591 km (0.106 R)
• M4: 1,703,621 km (0.029 R)
• M5: 3,308,357 km (0.102 R)
• M6: 5,676,491 km (0.098 R)
• M7: 7,483,035 km (0.068 R)
• M8: 10,489,653 km (0.1 R)
• M9: 12,068,659 km (0.094 R)
• M10: 13,731,140 km (0.102 R)
• M11: 14,222,868 km (0.117 R)
• M12: 16,701,106 km (0.077 R)
• M13: 20,435,967 km (0.102 R)
• M14: 20,892,839 km (0.118 R)
• M15: 26,812,127 km (0.089 R)
• M16: 36,634,275 km (0.105 R)
• M17: 39,242,663 km (0.046 R)
• M18: 42,562,988 km (0.119 R)
• M19: 44,063,305 km (0.091 R)
• M20: 54,336,041 km (0.114 R)
• M21: 58,268,969 km (0.109 R)
• M22: 60,304,846 km (0.085 R)
• M23: 60,868,232 km (0.092 R)
• M24: 61,435,058 km (0.085 R)
• M25: 62,579,332 km (0.075 R)
• M26: 63,543,790 km (0.09 R)
• M27: 65,304,706 km (0.082 R)
• M28: 65,898,760 km (0.073 R)
• M29: 67,097,787 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.4

Radius: 5

Gravity: 17.98 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 13.31 AU - 17.65 AU

Year: 21506 Days

Day: 19.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,393,291 km

• M1: 74,350 km (0.109 R)
• M2: 264,938 km (0.095 R)
• M3: 560,543 km (0.079 R)
• M4: 1,057,059 km (0.036 R)
• M5: 1,381,836 km (0.116 R)
• M6: 1,770,640 km (0.117 R)
• M7: 2,048,743 km (0.096 R)
• M8: 2,958,896 km (0.099 R)
• M9: 3,351,142 km (0.048 R)
• M10: 3,777,197 km (0.119 R)
• M11: 4,302,734 km (0.077 R)
• M12: 5,887,873 km (0.105 R)
• M13: 7,168,880 km (0.069 R)
• M14: 7,352,586 km (0.07 R)
• M15: 9,259,061 km (0.077 R)
• M16: 11,223,730 km (0.092 R)
• M17: 11,471,763 km (0.062 R)
• M18: 12,901,769 km (0.104 R)
• M19: 13,174,037 km (0.073 R)
• M20: 15,568,052 km (0.106 R)
• M21: 17,315,804 km (0.084 R)
• M22: 17,730,489 km (0.063 R)
• M23: 20,451,076 km (0.098 R)
• M24: 23,036,726 km (0.077 R)
• M25: 25,298,346 km (0.078 R)
• M26: 27,929,623 km (0.086 R)
• M27: 29,194,473 km (0.1 R)
• M28: 30,979,924 km (0.108 R)
• M29: 31,961,435 km (0.079 R)
• M30: 33,344,468 km (0.033 R)
• M31: 39,991,999 km (0.092 R)
• M32: 40,425,533 km (0.106 R)
• M33: 53,523,126 km (0.116 R)
• M34: 57,463,833 km (0.093 R)
• M35: 58,385,805 km (0.094 R)
• M36: 63,143,316 km (0.108 R)
• M37: 69,185,574 km (0.09 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 11,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit