🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.69 AU - 0.87 AU

Year: 260 Days

Day: 18.2 Hours

Environment

Temp: 143 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,659,415 km

• M1: 41,439 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.69 AU - 1.03 AU

Year: 300 Days

Day: 26.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.12 AU - 1.24 AU

Year: 483 Days

Day: 18.7 Hours

Environment

Temp: -17 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.36 AU - 2.1 AU

Year: 857 Days

Day: 35 Hours

Environment

Temp: -66 °C

Axial Tilt: 88.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,659,415 km

• M1: 160,519 km (0.026 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.32 AU - 2.56 AU

Year: 1436 Days

Day: 12 Hours

Environment

Temp: -94 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.7

Radius: 10.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.48 AU - 6.24 AU

Year: 5344 Days

Day: 5.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,659,415 km

• M1: 130,599 km (0.047 R)
• M2: 492,925 km (0.114 R)
• M3: 1,122,882 km (0.097 R)
• M4: 1,557,912 km (0.064 R)
• M5: 2,620,506 km (0.09 R)
• M6: 2,973,258 km (0.064 R)
• M7: 3,562,374 km (0.108 R)
• M8: 4,088,360 km (0.103 R)
• M9: 4,442,907 km (0.069 R)
• M10: 5,462,566 km (0.106 R)
• M11: 6,102,995 km (0.093 R)
• M12: 7,673,772 km (0.108 R)
• M13: 8,178,964 km (0.093 R)
• M14: 10,468,261 km (0.091 R)
• M15: 10,954,753 km (0.098 R)
• M16: 12,752,770 km (0.062 R)
• M17: 13,565,834 km (0.116 R)
• M18: 16,985,043 km (0.042 R)
• M19: 19,383,396 km (0.118 R)
• M20: 23,541,319 km (0.099 R)
• M21: 24,071,195 km (0.113 R)
• M22: 24,919,714 km (0.102 R)
• M23: 25,628,658 km (0.111 R)
• M24: 26,758,122 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.7

Radius: 4.8

Gravity: 30.46 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 15.88 AU - 17.88 AU

Year: 26127 Days

Day: 18.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 91,659,415 km

• M1: 59,690 km (0.101 R)
• M2: 270,323 km (0.077 R)
• M3: 837,299 km (0.039 R)
• M4: 1,021,753 km (0.078 R)
• M5: 1,651,112 km (0.115 R)
• M6: 2,070,435 km (0.065 R)
• M7: 2,459,389 km (0.097 R)
• M8: 2,868,539 km (0.068 R)
• M9: 5,007,041 km (0.046 R)
• M10: 5,165,764 km (0.074 R)
• M11: 5,327,779 km (0.116 R)
• M12: 5,966,113 km (0.049 R)
• M13: 10,509,699 km (0.109 R)
• M14: 10,902,394 km (0.081 R)
• M15: 11,237,044 km (0.116 R)
• M16: 12,139,119 km (0.04 R)
• M17: 12,426,198 km (0.108 R)
• M18: 13,238,813 km (0.1 R)
• M19: 14,007,896 km (0.099 R)
• M20: 14,483,318 km (0.086 R)
• M21: 14,969,511 km (0.067 R)
• M22: 24,753,660 km (0.05 R)
• M23: 24,983,742 km (0.07 R)
• M24: 26,036,761 km (0.036 R)
• M25: 30,282,050 km (0.12 R)
• M26: 32,020,078 km (0.101 R)
• M27: 34,534,818 km (0.061 R)
• M28: 35,987,264 km (0.059 R)
• M29: 36,430,821 km (0.101 R)
• M30: 37,328,708 km (0.069 R)
• M31: 43,028,836 km (0.112 R)
• M32: 45,393,679 km (0.077 R)
• M33: 49,282,475 km (0.107 R)
• M34: 52,624,791 km (0.095 R)
• M35: 61,634,921 km (0.107 R)
• M36: 62,269,814 km (0.09 R)
• M37: 69,542,665 km (0.075 R)
• M38: 71,853,503 km (0.114 R)
• M39: 74,453,963 km (0.114 R)
• M40: 82,118,460 km (0.038 R)
• M41: 82,374,123 km (0.047 R)
• M42: 84,698,724 km (0.108 R)
• M43: 85,745,909 km (0.077 R)
• M44: 88,401,271 km (0.05 R)
• M45: 88,938,776 km (0.082 R)
• M46: 90,020,519 km (0.103 R)
• M47: 91,110,938 km (0.112 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: 272 - 17,469 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit