🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.65 AU - 0.81 AU

Year: 234 Days

Day: 14.4 Hours

Environment

Temp: 88 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1 AU - 1.22 AU

Year: 438 Days

Day: 19.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.44 AU - 1.46 AU

Year: 654 Days

Day: 37.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 114,930,878 km

• M1: 263,292 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.33 AU - 2.83 AU

Year: 1553 Days

Day: 34.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.8

Radius: 14.3

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.26 AU - 6.64 AU

Year: 5439 Days

Day: 6.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 114,930,878 km

• M1: 306,077 km (0.055 R)
• M2: 698,772 km (0.111 R)
• M3: 1,024,596 km (0.081 R)
• M4: 1,568,234 km (0.094 R)
• M5: 2,342,104 km (0.092 R)
• M6: 3,039,230 km (0.057 R)
• M7: 3,728,877 km (0.087 R)
• M8: 5,356,202 km (0.08 R)
• M9: 5,661,531 km (0.1 R)
• M10: 6,546,253 km (0.109 R)
• M11: 6,884,344 km (0.084 R)
• M12: 7,437,408 km (0.117 R)
• M13: 7,950,977 km (0.102 R)
• M14: 8,738,012 km (0.106 R)
• M15: 9,261,754 km (0.059 R)
• M16: 9,698,580 km (0.089 R)
• M17: 10,674,556 km (0.044 R)
• M18: 11,107,343 km (0.089 R)
• M19: 12,574,299 km (0.026 R)
• M20: 13,442,565 km (0.06 R)
• M21: 14,051,429 km (0.12 R)
• M22: 14,632,018 km (0.086 R)
• M23: 16,312,152 km (0.08 R)
• M24: 19,317,573 km (0.087 R)
• M25: 19,656,562 km (0.088 R)
• M26: 20,293,998 km (0.12 R)
• M27: 22,946,219 km (0.085 R)
• M28: 25,043,132 km (0.062 R)
• M29: 29,454,325 km (0.053 R)
• M30: 29,753,221 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.4

Radius: 11.9

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.37 AU - 7.67 AU

Year: 6239 Days

Day: 8.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 114,930,878 km

• M1: 150,346 km (0.117 R)
• M2: 398,379 km (0.105 R)
• M3: 698,024 km (0.103 R)
• M4: 1,660,985 km (0.045 R)
• M5: 2,549,297 km (0.115 R)
• M6: 3,824,619 km (0.102 R)
• M7: 4,525,635 km (0.115 R)
• M8: 4,833,657 km (0.101 R)
• M9: 6,379,452 km (0.084 R)
• M10: 6,808,049 km (0.101 R)
• M11: 7,091,089 km (0.043 R)
• M12: 7,774,302 km (0.027 R)
• M13: 8,179,264 km (0.107 R)
• M14: 8,454,972 km (0.109 R)
• M15: 12,294,252 km (0.118 R)
• M16: 12,547,671 km (0.084 R)
• M17: 13,149,354 km (0.091 R)
• M18: 13,809,828 km (0.058 R)
• M19: 14,033,627 km (0.04 R)
• M20: 14,440,982 km (0.057 R)
• M21: 17,157,829 km (0.043 R)
• M22: 18,372,414 km (0.09 R)
• M23: 20,110,891 km (0.038 R)
• M24: 24,415,868 km (0.079 R)
• M25: 25,436,276 km (0.094 R)
• M26: 28,946,290 km (0.091 R)
• M27: 29,793,762 km (0.099 R)
• M28: 30,123,027 km (0.038 R)
• M29: 32,409,780 km (0.113 R)
• M30: 33,029,265 km (0.087 R)
• M31: 34,568,178 km (0.083 R)
• M32: 35,637,654 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.3

Radius: 13.4

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 8.13 AU - 9.03 AU

Year: 9418 Days

Day: 13.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 146.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 114,930,878 km

• M1: 218,413 km (0.098 R)
• M2: 773,720 km (0.104 R)
• M3: 1,828,984 km (0.114 R)
• M4: 3,066,906 km (0.049 R)
• M5: 3,840,626 km (0.092 R)
• M6: 5,249,838 km (0.088 R)
• M7: 5,565,490 km (0.093 R)
• M8: 5,890,715 km (0.104 R)
• M9: 7,103,655 km (0.101 R)
• M10: 8,997,414 km (0.081 R)
• M11: 16,491,071 km (0.075 R)
• M12: 17,451,938 km (0.097 R)
• M13: 17,971,791 km (0.083 R)
• M14: 18,558,364 km (0.082 R)
• M15: 21,252,472 km (0.066 R)
• M16: 22,277,816 km (0.035 R)
• M17: 22,865,137 km (0.105 R)
• M18: 25,016,205 km (0.102 R)
• M19: 27,841,809 km (0.078 R)
• M20: 28,351,938 km (0.078 R)
• M21: 31,897,856 km (0.048 R)
• M22: 32,209,319 km (0.094 R)
• M23: 35,081,000 km (0.086 R)
• M24: 38,331,014 km (0.052 R)
• M25: 38,758,116 km (0.03 R)
• M26: 39,706,117 km (0.119 R)
• M27: 39,966,717 km (0.106 R)
• M28: 40,228,064 km (0.078 R)
• M29: 43,250,540 km (0.063 R)
• M30: 43,522,509 km (0.029 R)
• M31: 45,729,077 km (0.107 R)
• M32: 46,008,825 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.7

Radius: 5.5

Gravity: 32.72 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 16.42 AU - 21.46 AU

Year: 30889 Days

Day: 16 Hours

Environment

Temp: -196 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 114,930,878 km

• M1: 84,972 km (0.066 R)
• M2: 261,497 km (0.105 R)
• M3: 631,153 km (0.103 R)
• M4: 1,171,501 km (0.072 R)
• M5: 1,286,990 km (0.073 R)
• M6: 1,979,778 km (0.094 R)
• M7: 2,255,786 km (0.111 R)
• M8: 2,827,998 km (0.102 R)
• M9: 4,258,752 km (0.074 R)
• M10: 5,037,858 km (0.053 R)
• M11: 5,627,722 km (0.101 R)
• M12: 6,091,924 km (0.111 R)
• M13: 6,357,760 km (0.107 R)
• M14: 14,462,524 km (0.088 R)
• M15: 16,741,947 km (0.112 R)
• M16: 17,360,235 km (0.07 R)
• M17: 18,538,467 km (0.105 R)
• M18: 19,376,814 km (0.039 R)
• M19: 26,093,459 km (0.113 R)
• M20: 27,985,573 km (0.104 R)
• M21: 30,532,776 km (0.119 R)
• M22: 33,686,449 km (0.074 R)
• M23: 36,089,290 km (0.116 R)
• M24: 36,735,403 km (0.093 R)
• M25: 37,649,595 km (0.043 R)
• M26: 42,389,305 km (0.065 R)
• M27: 43,512,186 km (0.072 R)
• M28: 44,649,878 km (0.066 R)
• M29: 47,263,203 km (0.114 R)
• M30: 54,437,917 km (0.112 R)
• M31: 56,350,975 km (0.099 R)
• M32: 56,511,942 km (0.105 R)
• M33: 64,162,676 km (0.088 R)
• M34: 69,414,160 km (0.069 R)
• M35: 74,317,380 km (0.043 R)
• M36: 83,643,311 km (0.11 R)
• M37: 93,107,022 km (0.07 R)
• M38: 94,143,586 km (0.053 R)
• M39: 94,559,916 km (0.118 R)
• M40: 99,626,647 km (0.076 R)
• M41: 102,643,437 km (0.044 R)
• M42: 107,031,143 km (0.025 R)
• M43: 109,932,594 km (0.05 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 15,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit