🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.43 AU - 0.67 AU

Year: 145 Days

Day: 19.6 Hours

Environment

Temp: 268 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,747,647 km

• M1: 15,558 km (0.094 R)

Asteroid Belt

Center: 1.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.37 AU - 1.73 AU

Year: 688 Days

Day: 48 Hours

Environment

Temp: -30 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.25 AU - 1.99 AU

Year: 735 Days

Day: 40.3 Hours

Environment

Temp: -32 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,747,647 km

• M1: 63,130 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.78 AU - 1.88 AU

Year: 882 Days

Day: 21.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.63 AU - 2.93 AU

Year: 1652 Days

Day: 20.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,747,647 km

• M1: 1,149,809 km (0.067 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.13 AU - 3.37 AU

Year: 2088 Days

Day: 25 Hours

Environment

Temp: -107 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 13.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744

Radius: 4.5

Gravity: 36.74 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 9.9 AU - 16.26 AU

Year: 16862 Days

Day: 20.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 60,747,647 km

• M1: 56,099 km (0.099 R)
• M2: 202,256 km (0.118 R)
• M3: 469,588 km (0.082 R)
• M4: 749,186 km (0.063 R)
• M5: 1,977,085 km (0.107 R)
• M6: 2,153,910 km (0.087 R)
• M7: 2,428,123 km (0.11 R)
• M8: 3,097,873 km (0.097 R)
• M9: 3,763,434 km (0.096 R)
• M10: 4,689,145 km (0.055 R)
• M11: 5,223,210 km (0.083 R)
• M12: 5,485,904 km (0.111 R)
• M13: 6,582,606 km (0.066 R)
• M14: 7,436,660 km (0.097 R)
• M15: 8,311,807 km (0.11 R)
• M16: 10,264,209 km (0.1 R)
• M17: 12,568,764 km (0.041 R)
• M18: 13,454,085 km (0.106 R)
• M19: 13,664,120 km (0.1 R)
• M20: 19,298,425 km (0.076 R)
• M21: 20,198,854 km (0.112 R)
• M22: 21,601,484 km (0.062 R)
• M23: 28,089,992 km (0.093 R)
• M24: 32,145,890 km (0.081 R)
• M25: 32,521,530 km (0.099 R)
• M26: 33,281,337 km (0.082 R)
• M27: 33,537,299 km (0.068 R)
• M28: 34,574,013 km (0.071 R)
• M29: 39,935,600 km (0.076 R)
• M30: 42,888,513 km (0.101 R)
• M31: 43,039,906 km (0.089 R)
• M32: 43,648,919 km (0.117 R)
• M33: 46,460,461 km (0.115 R)
• M34: 49,556,688 km (0.106 R)
• M35: 50,393,838 km (0.094 R)
• M36: 55,077,598 km (0.073 R)
• M37: 60,994,343 km (0.071 R)
• M38: 61,377,613 km (0.114 R)
• M39: 64,899,595 km (0.094 R)
• M40: 68,141,082 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.9

Radius: 6.5

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 13.57 AU - 15.03 AU

Year: 19275 Days

Day: 16.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,747,647 km

• M1: 124,316 km (0.12 R)
• M2: 713,283 km (0.043 R)
• M3: 2,604,050 km (0.104 R)
• M4: 8,314,051 km (0.111 R)
• M5: 10,356,212 km (0.12 R)
• M6: 11,386,492 km (0.101 R)
• M7: 12,539,892 km (0.091 R)
• M8: 17,579,395 km (0.112 R)
• M9: 22,875,609 km (0.087 R)
• M10: 25,334,848 km (0.092 R)
• M11: 25,699,867 km (0.092 R)
• M12: 26,440,676 km (0.066 R)
• M13: 37,998,458 km (0.072 R)
• M14: 43,354,510 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186

Radius: 7.3

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 16.73 AU - 19.41 AU

Year: 27380 Days

Day: 22.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 81.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,747,647 km

• M1: 91,554 km (0.026 R)
• M2: 576,101 km (0.055 R)
• M3: 867,967 km (0.078 R)
• M4: 1,366,128 km (0.066 R)
• M5: 2,041,413 km (0.034 R)
• M6: 4,180,213 km (0.03 R)
• M7: 4,947,202 km (0.093 R)
• M8: 6,509,751 km (0.096 R)
• M9: 7,902,657 km (0.095 R)
• M10: 8,968,692 km (0.105 R)
• M11: 10,182,529 km (0.078 R)
• M12: 10,629,378 km (0.086 R)
• M13: 12,548,419 km (0.078 R)
• M14: 13,926,515 km (0.111 R)
• M15: 19,416,756 km (0.094 R)
• M16: 19,672,569 km (0.093 R)
• M17: 28,325,609 km (0.036 R)
• M18: 38,671,947 km (0.12 R)
• M19: 41,709,233 km (0.092 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 14,701 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit