🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.49 AU - 0.53 AU

Year: 128 Days

Day: 20.2 Hours

Environment

Temp: 250 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,092,517 km

• M1: 43,234 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.58 AU - 0.76 AU

Year: 193 Days

Day: 43 Hours

Environment

Temp: 227 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,092,517 km

• M1: 221,255 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.46 AU - 2.26 AU

Year: 892 Days

Day: 17.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.15 AU - 2.37 AU

Year: 1194 Days

Day: 30.3 Hours

Environment

Temp: -63 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,092,517 km

• M1: 482,752 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.23 AU - 6.25 AU

Year: 4216 Days

Day: 18.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.1

Radius: 9.3

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.71 AU - 9.95 AU

Year: 10016 Days

Day: 13.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,092,517 km

• M1: 120,576 km (0.056 R)
• M2: 487,091 km (0.073 R)
• M3: 861,833 km (0.088 R)
• M4: 1,657,993 km (0.089 R)
• M5: 2,048,743 km (0.105 R)
• M6: 2,707,721 km (0.103 R)
• M7: 3,110,289 km (0.116 R)
• M8: 3,527,069 km (0.119 R)
• M9: 4,265,634 km (0.044 R)
• M10: 4,594,599 km (0.071 R)
• M11: 5,937,240 km (0.077 R)
• M12: 6,818,671 km (0.055 R)
• M13: 9,277,462 km (0.035 R)
• M14: 9,987,004 km (0.083 R)
• M15: 11,457,402 km (0.118 R)
• M16: 13,129,158 km (0.086 R)
• M17: 14,619,452 km (0.113 R)
• M18: 18,164,622 km (0.101 R)
• M19: 20,596,934 km (0.058 R)
• M20: 24,927,493 km (0.091 R)
• M21: 27,509,552 km (0.107 R)
• M22: 31,483,620 km (0.113 R)
• M23: 32,276,339 km (0.091 R)
• M24: 36,813,194 km (0.106 R)
• M25: 40,548,952 km (0.065 R)
• M26: 49,520,486 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.5

Radius: 14.7

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 7.92 AU - 12.34 AU

Year: 11332 Days

Day: 7.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,092,517 km

• M1: 189,092 km (0.115 R)
• M2: 1,018,911 km (0.099 R)
• M3: 2,174,854 km (0.109 R)
• M4: 2,645,788 km (0.113 R)
• M5: 3,940,707 km (0.034 R)
• M6: 5,121,334 km (0.109 R)
• M7: 5,624,581 km (0.059 R)
• M8: 7,902,059 km (0.096 R)
• M9: 8,865,918 km (0.074 R)
• M10: 9,997,177 km (0.098 R)
• M11: 10,692,358 km (0.114 R)
• M12: 12,128,199 km (0.072 R)
• M13: 14,085,238 km (0.075 R)
• M14: 15,019,477 km (0.037 R)
• M15: 17,011,821 km (0.114 R)
• M16: 17,802,595 km (0.032 R)
• M17: 22,441,326 km (0.111 R)
• M18: 23,312,435 km (0.087 R)
• M19: 24,206,132 km (0.041 R)
• M20: 24,870,347 km (0.065 R)
• M21: 27,559,668 km (0.036 R)
• M22: 30,437,632 km (0.081 R)
• M23: 33,510,521 km (0.082 R)
• M24: 35,706,020 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 13.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.3

Radius: 10.9

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 11.84 AU - 14.26 AU

Year: 16569 Days

Day: 6.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,092,517 km

• M1: 143,614 km (0.111 R)
• M2: 608,564 km (0.057 R)
• M3: 996,621 km (0.063 R)
• M4: 1,389,914 km (0.064 R)
• M5: 1,887,925 km (0.081 R)
• M6: 2,229,906 km (0.056 R)
• M7: 3,092,038 km (0.107 R)
• M8: 4,132,342 km (0.064 R)
• M9: 4,853,404 km (0.073 R)
• M10: 5,811,578 km (0.102 R)
• M11: 6,212,052 km (0.08 R)
• M12: 6,803,861 km (0.097 R)
• M13: 7,905,499 km (0.102 R)
• M14: 8,398,125 km (0.072 R)
• M15: 9,609,419 km (0.069 R)
• M16: 12,116,231 km (0.047 R)
• M17: 12,705,347 km (0.055 R)
• M18: 13,382,128 km (0.119 R)
• M19: 19,424,685 km (0.11 R)
• M20: 19,870,487 km (0.115 R)
• M21: 21,627,065 km (0.092 R)
• M22: 27,740,083 km (0.104 R)
• M23: 41,593,294 km (0.075 R)
• M24: 43,235,430 km (0.044 R)
• M25: 45,075,783 km (0.047 R)
• M26: 46,015,258 km (0.103 R)
• M27: 47,448,854 km (0.107 R)
• M28: 48,095,566 km (0.055 R)
• M29: 52,960,788 km (0.071 R)
• M30: 54,006,776 km (0.113 R)
• M31: 57,960,199 km (0.076 R)
• M32: 58,884,863 km (0.047 R)
• M33: 63,070,761 km (0.111 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 14,758 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit