🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.81 AU - 1.29 AU

Year: 480 Days

Day: 35.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.11 AU - 1.21 AU

Year: 557 Days

Day: 18.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.41 AU - 2.01 AU

Year: 998 Days

Day: 28.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.2

Radius: 11.8

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.38 AU - 3.42 AU

Year: 2798 Days

Day: 14.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,059,334 km

• M1: 150,944 km (0.032 R)
• M2: 709,842 km (0.081 R)
• M3: 1,128,716 km (0.073 R)
• M4: 1,566,439 km (0.025 R)
• M5: 3,359,968 km (0.079 R)
• M6: 6,248,553 km (0.055 R)
• M7: 7,645,349 km (0.069 R)
• M8: 9,475,828 km (0.105 R)
• M9: 11,974,711 km (0.109 R)
• M10: 13,376,144 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.5

Radius: 9.7

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.64 AU - 4.4 AU

Year: 2947 Days

Day: 9.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,059,334 km

• M1: 130,150 km (0.095 R)
• M2: 457,321 km (0.113 R)
• M3: 792,869 km (0.097 R)
• M4: 1,161,478 km (0.081 R)
• M5: 1,555,668 km (0.068 R)
• M6: 2,374,717 km (0.091 R)
• M7: 2,683,187 km (0.115 R)
• M8: 3,251,360 km (0.102 R)
• M9: 3,815,194 km (0.115 R)
• M10: 4,511,722 km (0.104 R)
• M11: 4,842,184 km (0.101 R)
• M12: 5,876,504 km (0.094 R)
• M13: 6,387,380 km (0.112 R)
• M14: 8,951,338 km (0.118 R)
• M15: 10,019,168 km (0.098 R)
• M16: 10,542,910 km (0.099 R)
• M17: 11,688,830 km (0.117 R)
• M18: 12,360,374 km (0.069 R)
• M19: 15,359,064 km (0.097 R)
• M20: 16,110,045 km (0.115 R)
• M21: 17,168,300 km (0.113 R)
• M22: 18,871,921 km (0.048 R)
• M23: 19,921,350 km (0.067 R)
• M24: 21,534,763 km (0.116 R)
• M25: 22,955,943 km (0.112 R)
• M26: 23,443,333 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.1

Radius: 15

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.23 AU - 3.99 AU

Year: 3061 Days

Day: 7 Hours

Environment

Temp: -168 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,059,334 km

• M1: 186,997 km (0.079 R)
• M2: 715,975 km (0.089 R)
• M3: 1,233,734 km (0.102 R)
• M4: 3,224,433 km (0.053 R)
• M5: 3,890,891 km (0.105 R)
• M6: 4,717,868 km (0.092 R)
• M7: 6,009,346 km (0.104 R)
• M8: 7,525,371 km (0.056 R)
• M9: 8,883,421 km (0.047 R)
• M10: 10,005,106 km (0.11 R)
• M11: 11,516,343 km (0.031 R)
• M12: 12,575,047 km (0.072 R)
• M13: 13,649,609 km (0.116 R)
• M14: 14,633,215 km (0.047 R)
• M15: 15,245,669 km (0.116 R)
• M16: 16,796,849 km (0.081 R)
• M17: 17,299,049 km (0.105 R)
• M18: 18,509,894 km (0.089 R)
• M19: 19,531,049 km (0.098 R)
• M20: 21,751,231 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.4

Radius: 9.2

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4 AU - 6.66 AU

Year: 5491 Days

Day: 14.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,059,334 km

• M1: 241,301 km (0.08 R)
• M2: 3,491,614 km (0.049 R)
• M3: 4,017,750 km (0.097 R)
• M4: 4,346,865 km (0.093 R)
• M5: 6,442,731 km (0.105 R)
• M6: 11,494,352 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.3

Radius: 6.1

Gravity: 15.14 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 8.32 AU - 13.1 AU

Year: 15640 Days

Day: 17.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,059,334 km

• M1: 75,846 km (0.065 R)
• M2: 305,329 km (0.111 R)
• M3: 537,954 km (0.119 R)
• M4: 911,201 km (0.113 R)
• M5: 1,187,807 km (0.062 R)
• M6: 1,431,053 km (0.059 R)
• M7: 1,723,816 km (0.117 R)
• M8: 2,966,376 km (0.071 R)
• M9: 3,161,751 km (0.096 R)
• M10: 3,470,970 km (0.106 R)
• M11: 3,688,186 km (0.06 R)
• M12: 7,494,704 km (0.055 R)
• M13: 7,905,051 km (0.098 R)
• M14: 8,139,471 km (0.112 R)
• M15: 9,123,675 km (0.07 R)
• M16: 11,444,985 km (0.077 R)
• M17: 12,298,890 km (0.08 R)
• M18: 13,860,243 km (0.112 R)
• M19: 14,688,417 km (0.101 R)
• M20: 18,251,389 km (0.054 R)
• M21: 18,744,164 km (0.063 R)
• M22: 19,077,468 km (0.065 R)
• M23: 19,499,634 km (0.076 R)
• M24: 20,101,316 km (0.08 R)
• M25: 22,257,919 km (0.067 R)
• M26: 25,980,513 km (0.104 R)
• M27: 27,237,135 km (0.096 R)
• M28: 33,885,862 km (0.09 R)
• M29: 35,766,009 km (0.086 R)
• M30: 37,847,065 km (0.113 R)
• M31: 40,560,171 km (0.09 R)
• M32: 40,977,998 km (0.068 R)
• M33: 48,527,754 km (0.117 R)
• M34: 53,541,676 km (0.1 R)
• M35: 54,550,564 km (0.036 R)
• M36: 55,571,869 km (0.071 R)
• M37: 58,181,005 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.6

Radius: 6.5

Gravity: 14.78 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 11.28 AU - 12.34 AU

Year: 18110 Days

Day: 15.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 106.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,059,334 km

• M1: 80,932 km (0.037 R)
• M2: 805,285 km (0.07 R)
• M3: 1,132,905 km (0.034 R)
• M4: 1,468,901 km (0.069 R)
• M5: 1,851,722 km (0.101 R)
• M6: 3,462,742 km (0.113 R)
• M7: 4,017,152 km (0.072 R)
• M8: 4,235,864 km (0.101 R)
• M9: 5,526,893 km (0.098 R)
• M10: 6,408,474 km (0.104 R)
• M11: 6,927,129 km (0.069 R)
• M12: 7,473,461 km (0.031 R)
• M13: 9,502,606 km (0.116 R)
• M14: 11,682,846 km (0.09 R)
• M15: 12,788,075 km (0.102 R)
• M16: 13,749,241 km (0.103 R)
• M17: 15,355,773 km (0.034 R)
• M18: 16,361,818 km (0.05 R)
• M19: 21,106,913 km (0.113 R)
• M20: 22,058,206 km (0.091 R)
• M21: 25,294,307 km (0.119 R)
• M22: 26,150,157 km (0.062 R)
• M23: 26,585,187 km (0.066 R)
• M24: 31,941,240 km (0.104 R)
• M25: 37,835,695 km (0.118 R)
• M26: 43,194,291 km (0.059 R)
• M27: 52,922,491 km (0.1 R)
• M28: 56,102,792 km (0.058 R)
• M29: 59,783,348 km (0.1 R)
• M30: 60,918,048 km (0.07 R)
• M31: 61,874,577 km (0.061 R)
• M32: 63,425,907 km (0.058 R)
• M33: 64,606,234 km (0.049 R)
• M34: 65,002,818 km (0.073 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 12,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit