🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.45 AU - 0.73 AU

Year: 166 Days

Day: 38.6 Hours

Environment

Temp: 148 °C

Axial Tilt: 16 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,666,670 km

• M1: 42,187 km (0.048 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.01 AU - 1.59 AU

Year: 541 Days

Day: 29 Hours

Environment

Temp: -1 °C

Axial Tilt: 106.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,666,670 km

• M1: 109,954 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.89 AU - 4.01 AU

Year: 2867 Days

Day: 12.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.32 AU - 4.78 AU

Year: 2977 Days

Day: 21.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.3

Radius: 11.2

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.35 AU - 6.83 AU

Year: 6179 Days

Day: 7.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,666,670 km

• M1: 139,425 km (0.044 R)
• M2: 713,432 km (0.091 R)
• M3: 1,668,166 km (0.106 R)
• M4: 2,973,407 km (0.101 R)
• M5: 3,658,416 km (0.067 R)
• M6: 4,574,404 km (0.053 R)
• M7: 6,004,859 km (0.066 R)
• M8: 6,754,942 km (0.101 R)
• M9: 7,750,965 km (0.049 R)
• M10: 8,640,324 km (0.119 R)
• M11: 9,382,778 km (0.084 R)
• M12: 10,529,596 km (0.106 R)
• M13: 11,522,178 km (0.103 R)
• M14: 14,248,000 km (0.077 R)
• M15: 14,645,033 km (0.12 R)
• M16: 15,049,546 km (0.059 R)
• M17: 19,239,333 km (0.072 R)
• M18: 21,304,532 km (0.105 R)
• M19: 21,749,586 km (0.064 R)
• M20: 22,581,649 km (0.108 R)
• M21: 26,292,574 km (0.067 R)
• M22: 26,718,928 km (0.099 R)
• M23: 27,761,176 km (0.059 R)
• M24: 30,767,046 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.7

Radius: 11.3

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.49 AU - 10.35 AU

Year: 9731 Days

Day: 5.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,666,670 km

• M1: 141,520 km (0.104 R)
• M2: 602,431 km (0.11 R)
• M3: 1,443,021 km (0.03 R)
• M4: 2,647,733 km (0.086 R)
• M5: 3,110,738 km (0.049 R)
• M6: 4,076,692 km (0.097 R)
• M7: 4,562,885 km (0.059 R)
• M8: 5,469,298 km (0.086 R)
• M9: 5,933,800 km (0.118 R)
• M10: 7,562,322 km (0.092 R)
• M11: 7,944,245 km (0.039 R)
• M12: 9,125,021 km (0.09 R)
• M13: 13,929,357 km (0.087 R)
• M14: 14,504,710 km (0.086 R)
• M15: 18,363,288 km (0.035 R)
• M16: 20,935,773 km (0.102 R)
• M17: 22,152,752 km (0.113 R)
• M18: 25,231,476 km (0.091 R)
• M19: 27,049,689 km (0.106 R)
• M20: 30,367,620 km (0.098 R)
• M21: 33,536,551 km (0.035 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.7

Radius: 12.7

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.23 AU - 11.83 AU

Year: 11602 Days

Day: 6.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,666,670 km

• M1: 159,023 km (0.106 R)
• M2: 599,139 km (0.049 R)
• M3: 1,363,585 km (0.085 R)
• M4: 2,023,162 km (0.104 R)
• M5: 2,630,080 km (0.113 R)
• M6: 3,258,690 km (0.081 R)
• M7: 3,740,695 km (0.069 R)
• M8: 4,270,421 km (0.083 R)
• M9: 4,692,436 km (0.076 R)
• M10: 5,276,167 km (0.027 R)
• M11: 7,536,442 km (0.095 R)
• M12: 8,619,081 km (0.115 R)
• M13: 11,317,229 km (0.091 R)
• M14: 13,615,201 km (0.041 R)
• M15: 14,202,223 km (0.053 R)
• M16: 15,778,985 km (0.111 R)
• M17: 18,477,132 km (0.113 R)
• M18: 18,874,763 km (0.087 R)
• M19: 22,354,859 km (0.039 R)
• M20: 23,915,613 km (0.072 R)
• M21: 24,867,205 km (0.072 R)
• M22: 33,408,795 km (0.12 R)
• M23: 34,718,075 km (0.075 R)
• M24: 36,309,049 km (0.1 R)
• M25: 40,165,532 km (0.032 R)
• M26: 41,238,299 km (0.086 R)
• M27: 42,606,072 km (0.065 R)
• M28: 49,594,836 km (0.083 R)
• M29: 50,673,885 km (0.11 R)
• M30: 51,611,265 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.7

Radius: 4.7

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 15.88 AU - 18.12 AU

Year: 25601 Days

Day: 24.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,666,670 km

• M1: 58,493 km (0.049 R)
• M2: 211,083 km (0.11 R)
• M3: 428,000 km (0.083 R)
• M4: 580,889 km (0.114 R)
• M5: 991,385 km (0.115 R)
• M6: 1,318,855 km (0.081 R)
• M7: 2,167,823 km (0.119 R)
• M8: 2,990,910 km (0.106 R)
• M9: 3,231,763 km (0.08 R)
• M10: 3,975,713 km (0.116 R)
• M11: 6,018,023 km (0.076 R)
• M12: 6,324,250 km (0.115 R)
• M13: 7,177,706 km (0.109 R)
• M14: 9,060,245 km (0.039 R)
• M15: 9,513,527 km (0.103 R)
• M16: 11,421,199 km (0.078 R)
• M17: 16,191,426 km (0.113 R)
• M18: 19,132,072 km (0.113 R)
• M19: 21,425,407 km (0.064 R)
• M20: 24,662,406 km (0.028 R)
• M21: 29,610,954 km (0.098 R)
• M22: 35,059,458 km (0.064 R)
• M23: 35,551,934 km (0.101 R)
• M24: 36,550,500 km (0.113 R)
• M25: 37,824,924 km (0.085 R)
• M26: 38,212,831 km (0.084 R)
• M27: 39,658,246 km (0.119 R)
• M28: 42,101,478 km (0.117 R)
• M29: 43,927,171 km (0.091 R)
• M30: 49,257,044 km (0.029 R)
• M31: 54,507,031 km (0.072 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 18,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit