🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.33 AU - 1.47 AU

Year: 621 Days

Day: 31.9 Hours

Environment

Temp: -39 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.35 AU - 1.49 AU

Year: 634 Days

Day: 37.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.32 AU - 1.94 AU

Year: 780 Days

Day: 34.7 Hours

Environment

Temp: -61 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.9

Radius: 11.2

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.64 AU - 7.08 AU

Year: 6011 Days

Day: 10.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 96,177,505 km

• M1: 149,149 km (0.062 R)
• M2: 535,261 km (0.066 R)
• M3: 1,046,138 km (0.061 R)
• M4: 2,670,920 km (0.114 R)
• M5: 4,208,786 km (0.082 R)
• M6: 4,833,806 km (0.099 R)
• M7: 5,292,473 km (0.095 R)
• M8: 7,394,174 km (0.111 R)
• M9: 9,144,918 km (0.112 R)
• M10: 11,532,649 km (0.112 R)
• M11: 15,930,976 km (0.117 R)
• M12: 20,829,260 km (0.028 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.8

Radius: 10.5

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 6.87 AU - 10.67 AU

Year: 9733 Days

Day: 10.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 127.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 96,177,505 km

• M1: 130,599 km (0.12 R)
• M2: 734,825 km (0.075 R)
• M3: 1,295,667 km (0.078 R)
• M4: 1,831,826 km (0.106 R)
• M5: 2,214,198 km (0.089 R)
• M6: 2,570,091 km (0.097 R)
• M7: 4,255,760 km (0.112 R)
• M8: 6,246,609 km (0.042 R)
• M9: 7,202,539 km (0.094 R)
• M10: 8,297,446 km (0.068 R)
• M11: 8,884,917 km (0.102 R)
• M12: 9,892,159 km (0.12 R)
• M13: 11,793,698 km (0.116 R)
• M14: 12,420,363 km (0.066 R)
• M15: 13,493,728 km (0.072 R)
• M16: 16,446,341 km (0.116 R)
• M17: 17,373,698 km (0.103 R)
• M18: 18,035,818 km (0.105 R)
• M19: 21,434,233 km (0.069 R)
• M20: 22,626,977 km (0.099 R)
• M21: 25,051,510 km (0.087 R)
• M22: 25,991,732 km (0.076 R)
• M23: 27,446,123 km (0.107 R)
• M24: 34,379,236 km (0.097 R)
• M25: 35,540,116 km (0.12 R)
• M26: 36,607,197 km (0.081 R)
• M27: 39,430,708 km (0.116 R)
• M28: 40,831,093 km (0.107 R)
• M29: 42,528,580 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.1

Radius: 7.5

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 14.13 AU - 17.99 AU

Year: 24118 Days

Day: 17 Hours

Environment

Temp: -203 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 96,177,505 km

• M1: 93,199 km (0.112 R)
• M2: 633,996 km (0.045 R)
• M3: 3,753,560 km (0.045 R)
• M4: 4,261,595 km (0.078 R)
• M5: 4,516,061 km (0.085 R)
• M6: 7,605,705 km (0.049 R)
• M7: 14,550,637 km (0.113 R)
• M8: 15,649,134 km (0.115 R)
• M9: 18,593,669 km (0.113 R)
• M10: 19,974,158 km (0.088 R)
• M11: 20,780,042 km (0.111 R)
• M12: 21,982,061 km (0.045 R)
• M13: 31,363,642 km (0.118 R)
• M14: 33,815,103 km (0.119 R)
• M15: 34,830,573 km (0.08 R)
• M16: 36,128,185 km (0.106 R)
• M17: 37,457,811 km (0.047 R)
• M18: 37,862,922 km (0.106 R)
• M19: 40,073,230 km (0.098 R)
• M20: 40,639,010 km (0.057 R)
• M21: 48,167,074 km (0.071 R)
• M22: 55,167,656 km (0.081 R)
• M23: 60,008,643 km (0.067 R)
• M24: 62,437,364 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 676.8

Radius: 3.6

Gravity: 52.22 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 16.01 AU - 19.97 AU

Year: 28594 Days

Day: 22.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 96,177,505 km

• M1: 48,619 km (0.064 R)
• M2: 308,620 km (0.107 R)
• M3: 837,150 km (0.102 R)
• M4: 1,276,519 km (0.101 R)
• M5: 1,390,363 km (0.088 R)
• M6: 1,676,543 km (0.077 R)
• M7: 1,936,993 km (0.047 R)
• M8: 3,756,851 km (0.113 R)
• M9: 5,033,520 km (0.042 R)
• M10: 5,791,233 km (0.081 R)
• M11: 9,100,188 km (0.118 R)
• M12: 10,543,957 km (0.116 R)
• M13: 13,023,243 km (0.111 R)
• M14: 20,499,546 km (0.11 R)
• M15: 27,307,446 km (0.119 R)
• M16: 30,808,485 km (0.101 R)
• M17: 38,528,184 km (0.049 R)
• M18: 45,489,571 km (0.053 R)
• M19: 49,080,369 km (0.113 R)
• M20: 55,810,777 km (0.096 R)
• M21: 62,047,811 km (0.069 R)
• M22: 83,774,808 km (0.051 R)
• M23: 85,896,704 km (0.11 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 16,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit