🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.4

Radius: 14

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.62 AU - 0.68 AU

Year: 362 Days

Day: 6.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,865,941 km

• M1: 174,132 km (0.046 R)
• M2: 713,881 km (0.049 R)
• M3: 1,229,694 km (0.072 R)
• M4: 1,675,347 km (0.045 R)
• M5: 2,125,187 km (0.093 R)
• M6: 2,647,733 km (0.058 R)
• M7: 3,148,437 km (0.106 R)
• M8: 3,796,794 km (0.114 R)
• M9: 4,699,767 km (0.033 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.3

Radius: 12

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.74 AU - 1.8 AU

Year: 1625 Days

Day: 9 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,865,941 km

• M1: 149,299 km (0.063 R)
• M2: 665,262 km (0.072 R)
• M3: 1,098,348 km (0.073 R)
• M4: 1,628,074 km (0.101 R)
• M5: 2,069,238 km (0.043 R)
• M6: 2,499,780 km (0.042 R)
• M7: 4,740,009 km (0.036 R)
• M8: 5,193,290 km (0.084 R)
• M9: 6,235,538 km (0.116 R)
• M10: 6,704,677 km (0.075 R)
• M11: 7,118,016 km (0.064 R)
• M12: 8,285,029 km (0.071 R)
• M13: 9,068,922 km (0.075 R)
• M14: 9,835,761 km (0.096 R)
• M15: 10,438,939 km (0.092 R)
• M16: 10,889,827 km (0.098 R)
• M17: 11,317,528 km (0.109 R)
• M18: 11,719,348 km (0.095 R)
• M19: 12,435,921 km (0.037 R)
• M20: 12,903,564 km (0.101 R)
• M21: 13,708,850 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.8

Radius: 10.7

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.01 AU - 3.57 AU

Year: 4119 Days

Day: 14.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 31,865,941 km

• M1: 212,579 km (0.117 R)
• M2: 691,591 km (0.1 R)
• M3: 1,606,831 km (0.12 R)
• M4: 3,279,185 km (0.055 R)
• M5: 5,831,624 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.8

Radius: 14.9

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.04 AU - 3.56 AU

Year: 4138 Days

Day: 11.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,865,941 km

• M1: 185,801 km (0.061 R)
• M2: 664,963 km (0.112 R)
• M3: 1,263,055 km (0.116 R)
• M4: 2,172,460 km (0.074 R)
• M5: 2,642,646 km (0.115 R)
• M6: 3,983,941 km (0.107 R)
• M7: 4,829,169 km (0.086 R)
• M8: 5,330,322 km (0.104 R)
• M9: 6,877,762 km (0.111 R)
• M10: 9,987,752 km (0.116 R)
• M11: 10,466,166 km (0.086 R)
• M12: 11,271,452 km (0.053 R)
• M13: 14,073,719 km (0.059 R)
• M14: 14,629,176 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.4

Radius: 12.4

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.9 AU - 5.11 AU

Year: 7717 Days

Day: 8.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 31,865,941 km

• M1: 154,684 km (0.084 R)
• M2: 567,874 km (0.109 R)
• M3: 1,091,765 km (0.059 R)
• M4: 1,601,445 km (0.068 R)
• M5: 2,058,616 km (0.033 R)
• M6: 2,548,101 km (0.101 R)
• M7: 2,950,668 km (0.108 R)
• M8: 3,837,335 km (0.066 R)
• M9: 4,724,151 km (0.067 R)
• M10: 5,742,913 km (0.064 R)
• M11: 6,202,926 km (0.078 R)
• M12: 6,758,832 km (0.085 R)
• M13: 7,347,799 km (0.116 R)
• M14: 7,851,195 km (0.106 R)
• M15: 8,377,630 km (0.096 R)
• M16: 9,189,498 km (0.109 R)
• M17: 12,047,416 km (0.118 R)
• M18: 13,765,098 km (0.105 R)
• M19: 15,577,626 km (0.093 R)
• M20: 17,956,681 km (0.028 R)
• M21: 22,525,251 km (0.095 R)
• M22: 25,732,629 km (0.065 R)
• M23: 26,624,831 km (0.043 R)
• M24: 27,169,965 km (0.053 R)
• M25: 27,815,480 km (0.079 R)
• M26: 28,282,674 km (0.101 R)
• M27: 30,598,748 km (0.119 R)
• M28: 34,627,868 km (0.092 R)
• M29: 36,713,262 km (0.112 R)
• M30: 38,764,997 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328

Radius: 13.2

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.24 AU - 5.86 AU

Year: 7833 Days

Day: 6.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,865,941 km

• M1: 164,707 km (0.07 R)
• M2: 586,124 km (0.11 R)
• M3: 1,003,054 km (0.092 R)
• M4: 1,643,183 km (0.111 R)
• M5: 2,381,149 km (0.057 R)
• M6: 3,130,635 km (0.049 R)
• M7: 3,803,227 km (0.067 R)
• M8: 4,751,528 km (0.083 R)
• M9: 5,613,062 km (0.108 R)
• M10: 6,222,523 km (0.036 R)
• M11: 6,774,839 km (0.044 R)
• M12: 7,866,754 km (0.118 R)
• M13: 8,552,809 km (0.062 R)
• M14: 9,236,921 km (0.069 R)
• M15: 13,861,888 km (0.089 R)
• M16: 16,763,489 km (0.095 R)
• M17: 22,891,765 km (0.045 R)
• M18: 31,676,152 km (0.115 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 12,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit