🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.3

Radius: 15

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.36 AU - 1.98 AU

Year: 1393 Days

Day: 12.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,807,964 km

• M1: 186,549 km (0.109 R)
• M2: 718,818 km (0.035 R)
• M3: 1,746,256 km (0.095 R)
• M4: 3,022,176 km (0.078 R)
• M5: 3,514,652 km (0.079 R)
• M6: 4,355,542 km (0.104 R)
• M7: 5,027,386 km (0.101 R)
• M8: 7,622,909 km (0.09 R)
• M9: 8,211,876 km (0.064 R)
• M10: 8,773,616 km (0.085 R)
• M11: 9,542,100 km (0.062 R)
• M12: 10,100,250 km (0.031 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.5

Radius: 8.5

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.79 AU - 2.09 AU

Year: 1745 Days

Day: 13.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,807,964 km

• M1: 106,214 km (0.086 R)
• M2: 394,789 km (0.104 R)
• M3: 739,013 km (0.095 R)
• M4: 2,711,013 km (0.102 R)
• M5: 3,549,808 km (0.087 R)
• M6: 4,414,783 km (0.095 R)
• M7: 5,043,991 km (0.118 R)
• M8: 6,305,849 km (0.115 R)
• M9: 7,157,211 km (0.067 R)
• M10: 9,439,177 km (0.102 R)
• M11: 10,656,604 km (0.104 R)
• M12: 11,012,647 km (0.051 R)
• M13: 12,282,883 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.5

Radius: 13.6

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.03 AU - 3.01 AU

Year: 2583 Days

Day: 6.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,807,964 km

• M1: 171,888 km (0.05 R)
• M2: 740,360 km (0.073 R)
• M3: 1,177,934 km (0.115 R)
• M4: 1,850,226 km (0.111 R)
• M5: 2,393,416 km (0.119 R)
• M6: 3,698,059 km (0.108 R)
• M7: 4,446,498 km (0.087 R)
• M8: 5,457,031 km (0.097 R)
• M9: 6,246,459 km (0.044 R)
• M10: 7,139,259 km (0.118 R)
• M11: 8,428,045 km (0.026 R)
• M12: 10,478,732 km (0.085 R)
• M13: 12,140,166 km (0.063 R)
• M14: 12,759,352 km (0.115 R)
• M15: 13,442,715 km (0.077 R)
• M16: 15,688,927 km (0.113 R)
• M17: 16,225,684 km (0.119 R)
• M18: 17,387,761 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.8

Radius: 12.9

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.3 AU - 3.38 AU

Year: 3090 Days

Day: 6.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,807,964 km

• M1: 160,369 km (0.075 R)
• M2: 1,230,143 km (0.115 R)
• M3: 1,671,008 km (0.097 R)
• M4: 2,126,384 km (0.09 R)
• M5: 2,574,280 km (0.108 R)
• M6: 3,365,952 km (0.051 R)
• M7: 3,839,429 km (0.091 R)
• M8: 4,422,562 km (0.104 R)
• M9: 5,088,422 km (0.086 R)
• M10: 9,395,793 km (0.085 R)
• M11: 11,642,903 km (0.076 R)
• M12: 12,554,702 km (0.08 R)
• M13: 13,987,102 km (0.072 R)
• M14: 14,817,370 km (0.079 R)
• M15: 17,174,434 km (0.11 R)
• M16: 18,069,777 km (0.075 R)
• M17: 19,953,514 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.6

Radius: 11.1

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.94 AU - 4.88 AU

Year: 4992 Days

Day: 6.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,807,964 km

• M1: 139,276 km (0.11 R)
• M2: 514,018 km (0.1 R)
• M3: 1,099,096 km (0.05 R)
• M4: 1,546,543 km (0.045 R)
• M5: 1,925,325 km (0.099 R)
• M6: 2,709,816 km (0.108 R)
• M7: 3,126,147 km (0.1 R)
• M8: 3,498,346 km (0.119 R)
• M9: 4,161,065 km (0.112 R)
• M10: 4,509,927 km (0.068 R)
• M11: 6,526,357 km (0.099 R)
• M12: 8,166,997 km (0.106 R)
• M13: 8,757,160 km (0.11 R)
• M14: 9,588,027 km (0.057 R)
• M15: 10,200,331 km (0.093 R)
• M16: 15,834,635 km (0.036 R)
• M17: 17,448,647 km (0.093 R)
• M18: 18,163,575 km (0.094 R)
• M19: 20,001,086 km (0.052 R)
• M20: 20,928,593 km (0.077 R)
• M21: 22,034,270 km (0.05 R)
• M22: 23,101,053 km (0.098 R)
• M23: 25,419,670 km (0.099 R)
• M24: 27,365,639 km (0.119 R)
• M25: 27,801,567 km (0.114 R)
• M26: 28,419,556 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.2

Radius: 9.2

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.21 AU - 5.75 AU

Year: 8283 Days

Day: 14.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,807,964 km

• M1: 148,700 km (0.074 R)
• M2: 521,199 km (0.12 R)
• M3: 2,190,412 km (0.092 R)
• M4: 2,531,794 km (0.079 R)
• M5: 3,438,357 km (0.102 R)
• M6: 4,162,561 km (0.054 R)
• M7: 5,261,208 km (0.064 R)
• M8: 7,692,771 km (0.093 R)
• M9: 8,358,631 km (0.093 R)
• M10: 13,361,783 km (0.053 R)
• M11: 13,897,193 km (0.072 R)
• M12: 15,074,379 km (0.109 R)
• M13: 18,929,965 km (0.101 R)
• M14: 21,404,763 km (0.103 R)
• M15: 23,311,537 km (0.116 R)
• M16: 24,702,947 km (0.084 R)
• M17: 27,938,450 km (0.052 R)
• M18: 38,123,521 km (0.08 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 16,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit