🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.64 AU - 1.02 AU

Year: 291 Days

Day: 36.4 Hours

Environment

Temp: 19 °C

Axial Tilt: 6.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.97 AU - 1.51 AU

Year: 532 Days

Day: 36.8 Hours

Environment

Temp: -28 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.4 AU - 1.9 AU

Year: 816 Days

Day: 21.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.87 AU - 1.99 AU

Year: 1032 Days

Day: 26.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,381,622 km

• M1: 796,459 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.7

Radius: 13

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.98 AU - 6.02 AU

Year: 5658 Days

Day: 5.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,381,622 km

• M1: 162,164 km (0.103 R)
• M2: 787,932 km (0.11 R)
• M3: 1,309,430 km (0.078 R)
• M4: 3,416,815 km (0.077 R)
• M5: 4,896,937 km (0.094 R)
• M6: 5,483,959 km (0.103 R)
• M7: 7,080,168 km (0.059 R)
• M8: 9,041,546 km (0.101 R)
• M9: 13,563,441 km (0.103 R)
• M10: 14,110,819 km (0.054 R)
• M11: 14,880,799 km (0.119 R)
• M12: 16,005,626 km (0.102 R)
• M13: 16,957,218 km (0.079 R)
• M14: 18,184,220 km (0.03 R)
• M15: 19,595,227 km (0.115 R)
• M16: 20,038,784 km (0.118 R)
• M17: 21,677,928 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.7

Radius: 14.6

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 8.39 AU - 8.61 AU

Year: 9541 Days

Day: 6.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,381,622 km

• M1: 181,911 km (0.12 R)
• M2: 764,744 km (0.105 R)
• M3: 1,296,415 km (0.051 R)
• M4: 1,897,948 km (0.105 R)
• M5: 2,663,590 km (0.059 R)
• M6: 3,235,952 km (0.063 R)
• M7: 6,590,235 km (0.119 R)
• M8: 10,305,947 km (0.05 R)
• M9: 11,445,883 km (0.114 R)
• M10: 12,971,931 km (0.074 R)
• M11: 14,563,802 km (0.102 R)
• M12: 17,751,882 km (0.067 R)
• M13: 18,832,128 km (0.117 R)
• M14: 22,072,567 km (0.093 R)
• M15: 22,870,074 km (0.079 R)
• M16: 23,686,878 km (0.104 R)
• M17: 26,749,146 km (0.118 R)
• M18: 32,160,999 km (0.082 R)
• M19: 36,639,062 km (0.063 R)
• M20: 43,418,089 km (0.11 R)
• M21: 47,539,959 km (0.063 R)
• M22: 48,572,633 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 941.9

Radius: 3

Gravity: 104.66 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 10.02 AU - 13.58 AU

Year: 15606 Days

Day: 15.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,381,622 km

• M1: 37,250 km (0.066 R)
• M2: 560,693 km (0.064 R)
• M3: 710,590 km (0.117 R)
• M4: 1,091,316 km (0.088 R)
• M5: 1,311,674 km (0.104 R)
• M6: 1,785,451 km (0.036 R)
• M7: 1,915,152 km (0.075 R)
• M8: 3,326,009 km (0.086 R)
• M9: 4,798,800 km (0.073 R)
• M10: 5,160,229 km (0.084 R)
• M11: 6,310,936 km (0.112 R)
• M12: 6,612,375 km (0.073 R)
• M13: 6,833,481 km (0.084 R)
• M14: 8,315,996 km (0.062 R)
• M15: 9,323,238 km (0.097 R)
• M16: 10,528,100 km (0.099 R)
• M17: 10,951,611 km (0.044 R)
• M18: 13,171,943 km (0.097 R)
• M19: 14,908,325 km (0.026 R)
• M20: 17,202,558 km (0.081 R)
• M21: 20,179,107 km (0.064 R)
• M22: 27,691,912 km (0.088 R)
• M23: 28,613,734 km (0.098 R)
• M24: 30,154,742 km (0.09 R)
• M25: 35,915,906 km (0.048 R)
• M26: 36,597,922 km (0.053 R)
• M27: 39,992,448 km (0.078 R)
• M28: 45,627,201 km (0.112 R)
• M29: 48,219,433 km (0.113 R)
• M30: 48,882,451 km (0.119 R)
• M31: 56,032,780 km (0.028 R)
• M32: 57,504,524 km (0.069 R)
• M33: 58,813,505 km (0.104 R)
• M34: 64,247,648 km (0.087 R)
• M35: 66,062,868 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.9

Radius: 4.3

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 16.77 AU - 17.81 AU

Year: 27680 Days

Day: 24.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,381,622 km

• M1: 53,855 km (0.095 R)
• M2: 263,591 km (0.065 R)
• M3: 415,284 km (0.054 R)
• M4: 580,589 km (0.065 R)
• M5: 799,301 km (0.052 R)
• M6: 2,833,384 km (0.097 R)
• M7: 4,421,814 km (0.119 R)
• M8: 4,929,100 km (0.069 R)
• M9: 5,299,654 km (0.09 R)
• M10: 6,764,068 km (0.109 R)
• M11: 8,814,157 km (0.117 R)
• M12: 12,064,171 km (0.12 R)
• M13: 12,611,848 km (0.078 R)
• M14: 18,387,822 km (0.081 R)
• M15: 19,855,976 km (0.028 R)
• M16: 21,843,533 km (0.078 R)
• M17: 22,292,476 km (0.103 R)
• M18: 22,839,257 km (0.067 R)
• M19: 37,246,279 km (0.102 R)
• M20: 42,022,640 km (0.092 R)
• M21: 43,418,388 km (0.098 R)
• M22: 43,559,609 km (0.082 R)
• M23: 49,310,899 km (0.119 R)
• M24: 51,809,782 km (0.091 R)
• M25: 52,768,106 km (0.062 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: 532 - 11,401 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit