🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.44 AU - 1.54 AU

Year: 685 Days

Day: 42.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.01 AU - 2.39 AU

Year: 1229 Days

Day: 42.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.4

Radius: 9.3

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.76 AU - 5.8 AU

Year: 3937 Days

Day: 14.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 109,334,648 km

• M1: 115,639 km (0.114 R)
• M2: 437,574 km (0.099 R)
• M3: 738,714 km (0.081 R)
• M4: 1,081,742 km (0.102 R)
• M5: 1,572,124 km (0.092 R)
• M6: 1,945,670 km (0.094 R)
• M7: 2,766,513 km (0.107 R)
• M8: 3,281,280 km (0.113 R)
• M9: 6,700,040 km (0.107 R)
• M10: 7,271,354 km (0.05 R)
• M11: 8,157,273 km (0.111 R)
• M12: 9,851,169 km (0.061 R)
• M13: 11,686,586 km (0.095 R)
• M14: 12,388,050 km (0.088 R)
• M15: 16,475,662 km (0.113 R)
• M16: 17,094,848 km (0.059 R)
• M17: 17,676,036 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.6

Radius: 12.2

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.46 AU - 5.56 AU

Year: 4225 Days

Day: 10.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 109,334,648 km

• M1: 151,842 km (0.068 R)
• M2: 743,801 km (0.086 R)
• M3: 1,126,023 km (0.087 R)
• M4: 1,723,517 km (0.113 R)
• M5: 2,197,144 km (0.088 R)
• M6: 2,805,858 km (0.073 R)
• M7: 3,698,059 km (0.05 R)
• M8: 4,125,610 km (0.085 R)
• M9: 7,024,667 km (0.032 R)
• M10: 7,814,544 km (0.065 R)
• M11: 12,680,215 km (0.102 R)
• M12: 13,468,745 km (0.119 R)
• M13: 14,191,452 km (0.094 R)
• M14: 15,298,177 km (0.108 R)
• M15: 16,191,875 km (0.066 R)
• M16: 19,749,013 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.7

Radius: 5.4

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 9.93 AU - 15.27 AU

Year: 16849 Days

Day: 20.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 109,334,648 km

• M1: 67,169 km (0.117 R)
• M2: 249,978 km (0.076 R)
• M3: 426,952 km (0.093 R)
• M4: 2,306,051 km (0.099 R)
• M5: 2,480,781 km (0.096 R)
• M6: 2,664,188 km (0.047 R)
• M7: 3,104,754 km (0.068 R)
• M8: 3,342,615 km (0.094 R)
• M9: 3,748,474 km (0.119 R)
• M10: 4,073,849 km (0.113 R)
• M11: 5,066,431 km (0.11 R)
• M12: 5,498,470 km (0.086 R)
• M13: 5,741,117 km (0.11 R)
• M14: 6,027,149 km (0.104 R)
• M15: 6,666,680 km (0.039 R)
• M16: 7,103,804 km (0.104 R)
• M17: 9,680,628 km (0.043 R)
• M18: 11,426,285 km (0.106 R)
• M19: 12,051,904 km (0.058 R)
• M20: 12,640,272 km (0.048 R)
• M21: 14,717,887 km (0.115 R)
• M22: 17,158,876 km (0.118 R)
• M23: 18,130,364 km (0.079 R)
• M24: 23,092,526 km (0.094 R)
• M25: 28,681,801 km (0.116 R)
• M26: 29,728,538 km (0.09 R)
• M27: 30,692,247 km (0.076 R)
• M28: 32,681,749 km (0.031 R)
• M29: 38,529,979 km (0.113 R)
• M30: 40,320,665 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.5

Radius: 3.4

Gravity: 45.03 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 14.23 AU - 17.61 AU

Year: 23930 Days

Day: 22.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 109,334,648 km

• M1: 56,698 km (0.097 R)
• M2: 350,807 km (0.116 R)
• M3: 898,036 km (0.11 R)
• M4: 1,308,832 km (0.106 R)
• M5: 1,432,848 km (0.107 R)
• M6: 3,281,878 km (0.059 R)
• M7: 4,575,451 km (0.115 R)
• M8: 5,632,360 km (0.112 R)
• M9: 11,230,911 km (0.077 R)
• M10: 11,359,714 km (0.083 R)
• M11: 11,686,137 km (0.049 R)
• M12: 13,268,733 km (0.055 R)
• M13: 14,911,018 km (0.078 R)
• M14: 15,540,227 km (0.077 R)
• M15: 17,105,469 km (0.118 R)
• M16: 18,592,173 km (0.104 R)
• M17: 18,772,588 km (0.071 R)
• M18: 18,954,050 km (0.094 R)
• M19: 22,425,618 km (0.064 R)
• M20: 22,630,119 km (0.033 R)
• M21: 24,526,122 km (0.069 R)
• M22: 25,070,958 km (0.099 R)
• M23: 25,959,419 km (0.093 R)
• M24: 28,871,043 km (0.108 R)
• M25: 31,735,393 km (0.034 R)
• M26: 37,300,583 km (0.088 R)
• M27: 40,387,536 km (0.085 R)
• M28: 41,761,143 km (0.115 R)
• M29: 43,481,818 km (0.057 R)
• M30: 45,086,554 km (0.114 R)
• M31: 53,887,995 km (0.086 R)
• M32: 57,248,562 km (0.106 R)
• M33: 58,399,119 km (0.118 R)
• M34: 58,785,979 km (0.034 R)
• M35: 59,760,609 km (0.119 R)
• M36: 60,746,160 km (0.086 R)
• M37: 61,742,332 km (0.116 R)
• M38: 68,163,073 km (0.07 R)
• M39: 70,544,222 km (0.061 R)
• M40: 70,982,993 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.2

Radius: 7.9

Gravity: 13.88 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 18.68 AU - 18.86 AU

Year: 30635 Days

Day: 18.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 109,334,648 km

• M1: 105,167 km (0.113 R)
• M2: 959,072 km (0.118 R)
• M3: 1,229,994 km (0.079 R)
• M4: 1,646,325 km (0.107 R)
• M5: 1,930,860 km (0.092 R)
• M6: 2,521,921 km (0.085 R)
• M7: 2,790,000 km (0.057 R)
• M8: 4,316,347 km (0.088 R)
• M9: 5,453,890 km (0.073 R)
• M10: 12,637,579 km (0.09 R)
• M11: 14,166,470 km (0.107 R)
• M12: 27,542,763 km (0.106 R)
• M13: 29,683,808 km (0.051 R)
• M14: 31,503,217 km (0.081 R)
• M15: 34,749,641 km (0.086 R)
• M16: 44,184,180 km (0.045 R)
• M17: 57,295,087 km (0.057 R)
• M18: 64,612,068 km (0.097 R)
• M19: 67,183,057 km (0.111 R)
• M20: 71,043,131 km (0.113 R)
• M21: 71,783,042 km (0.118 R)
• M22: 75,303,679 km (0.036 R)
• M23: 83,232,515 km (0.091 R)
• M24: 99,795,393 km (0.093 R)
• M25: 107,056,724 km (0.047 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 17,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit