🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.2 AU - 1.28 AU

Year: 621 Days

Day: 36.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.41 AU - 1.49 AU

Year: 785 Days

Day: 39.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.1

Radius: 9.3

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.27 AU - 2.49 AU

Year: 1651 Days

Day: 9.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,238,434 km

• M1: 119,080 km (0.075 R)
• M2: 417,378 km (0.11 R)
• M3: 768,634 km (0.096 R)
• M4: 2,490,356 km (0.091 R)
• M5: 2,915,812 km (0.102 R)
• M6: 3,341,119 km (0.054 R)
• M7: 3,984,539 km (0.097 R)
• M8: 4,451,285 km (0.111 R)
• M9: 5,361,438 km (0.071 R)
• M10: 7,272,252 km (0.082 R)
• M11: 7,629,940 km (0.098 R)
• M12: 10,335,418 km (0.085 R)
• M13: 13,294,763 km (0.066 R)
• M14: 13,830,622 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.3

Radius: 12.2

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.95 AU - 4.29 AU

Year: 3097 Days

Day: 12.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,238,434 km

• M1: 151,692 km (0.096 R)
• M2: 566,677 km (0.062 R)
• M3: 1,086,978 km (0.114 R)
• M4: 1,601,595 km (0.09 R)
• M5: 2,016,729 km (0.074 R)
• M6: 2,602,704 km (0.069 R)
• M7: 3,022,924 km (0.106 R)
• M8: 4,157,774 km (0.053 R)
• M9: 4,671,642 km (0.057 R)
• M10: 5,135,844 km (0.049 R)
• M11: 5,877,551 km (0.09 R)
• M12: 6,313,928 km (0.116 R)
• M13: 7,338,972 km (0.11 R)
• M14: 8,123,464 km (0.08 R)
• M15: 8,731,429 km (0.094 R)
• M16: 10,256,580 km (0.099 R)
• M17: 11,005,766 km (0.12 R)
• M18: 12,074,493 km (0.097 R)
• M19: 14,053,074 km (0.103 R)
• M20: 15,119,707 km (0.103 R)
• M21: 16,090,298 km (0.092 R)
• M22: 17,309,222 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.7

Radius: 14.2

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.92 AU - 6.46 AU

Year: 5316 Days

Day: 10.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,238,434 km

• M1: 180,714 km (0.097 R)
• M2: 676,930 km (0.096 R)
• M3: 1,155,943 km (0.1 R)
• M4: 2,767,112 km (0.101 R)
• M5: 3,824,619 km (0.095 R)
• M6: 5,710,600 km (0.039 R)
• M7: 6,296,874 km (0.109 R)
• M8: 10,144,830 km (0.112 R)
• M9: 13,027,581 km (0.096 R)
• M10: 13,479,815 km (0.069 R)
• M11: 18,411,309 km (0.085 R)
• M12: 24,660,162 km (0.077 R)
• M13: 25,431,638 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 966.6

Radius: 6.7

Gravity: 21.53 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.62 AU - 10.08 AU

Year: 12854 Days

Day: 18.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,238,434 km

• M1: 90,806 km (0.112 R)
• M2: 310,715 km (0.093 R)
• M3: 568,622 km (0.076 R)
• M4: 825,780 km (0.045 R)
• M5: 1,663,678 km (0.047 R)
• M6: 2,048,444 km (0.036 R)
• M7: 3,069,599 km (0.111 R)
• M8: 6,302,109 km (0.063 R)
• M9: 7,280,180 km (0.093 R)
• M10: 7,875,730 km (0.04 R)
• M11: 8,258,251 km (0.053 R)
• M12: 9,111,857 km (0.111 R)
• M13: 9,480,017 km (0.091 R)
• M14: 10,302,207 km (0.116 R)
• M15: 10,529,297 km (0.085 R)
• M16: 11,350,439 km (0.081 R)
• M17: 12,213,619 km (0.114 R)
• M18: 15,065,403 km (0.103 R)
• M19: 15,431,918 km (0.065 R)
• M20: 15,654,819 km (0.108 R)
• M21: 16,412,981 km (0.089 R)
• M22: 19,691,867 km (0.069 R)
• M23: 19,954,112 km (0.108 R)
• M24: 20,396,323 km (0.05 R)
• M25: 24,674,972 km (0.115 R)
• M26: 25,701,064 km (0.103 R)
• M27: 26,969,355 km (0.084 R)
• M28: 33,195,917 km (0.09 R)
• M29: 33,691,984 km (0.081 R)
• M30: 33,941,962 km (0.119 R)
• M31: 45,437,660 km (0.101 R)
• M32: 48,232,747 km (0.112 R)
• M33: 53,991,667 km (0.105 R)
• M34: 57,658,161 km (0.095 R)
• M35: 62,047,512 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.3

Radius: 7.1

Gravity: 17.4 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 9.25 AU - 11.79 AU

Year: 15341 Days

Day: 19.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,238,434 km

• M1: 96,491 km (0.093 R)
• M2: 434,133 km (0.076 R)
• M3: 1,510,789 km (0.03 R)
• M4: 2,462,082 km (0.088 R)
• M5: 3,705,838 km (0.11 R)
• M6: 6,347,737 km (0.034 R)
• M7: 7,831,748 km (0.082 R)
• M8: 9,207,300 km (0.093 R)
• M9: 13,372,105 km (0.088 R)
• M10: 15,630,135 km (0.082 R)
• M11: 17,379,084 km (0.114 R)
• M12: 19,788,507 km (0.088 R)
• M13: 28,566,461 km (0.078 R)
• M14: 29,261,044 km (0.075 R)
• M15: 33,030,013 km (0.083 R)
• M16: 33,411,039 km (0.106 R)
• M17: 36,430,672 km (0.119 R)
• M18: 38,635,445 km (0.084 R)
• M19: 44,225,319 km (0.065 R)
• M20: 45,310,502 km (0.099 R)
• M21: 49,996,356 km (0.09 R)
• M22: 56,975,097 km (0.058 R)
• M23: 68,618,000 km (0.093 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 11,775 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit