🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.2

Radius: 14.4

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.4 AU - 0.62 AU

Year: 256 Days

Day: 12.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 33,944,014 km

• M1: 179,069 km (0.094 R)
• M2: 704,157 km (0.079 R)
• M3: 1,252,882 km (0.085 R)
• M4: 1,832,275 km (0.103 R)
• M5: 2,351,379 km (0.064 R)
• M6: 3,008,264 km (0.104 R)
• M7: 4,167,049 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764

Radius: 13.1

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.08 AU - 1.18 AU

Year: 844 Days

Day: 11.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,944,014 km

• M1: 162,912 km (0.118 R)
• M2: 760,256 km (0.107 R)
• M3: 1,276,070 km (0.057 R)
• M4: 1,814,473 km (0.109 R)
• M5: 2,339,711 km (0.09 R)
• M6: 2,941,094 km (0.08 R)
• M7: 3,673,077 km (0.114 R)
• M8: 4,210,282 km (0.093 R)
• M9: 4,677,477 km (0.08 R)
• M10: 5,216,478 km (0.063 R)
• M11: 6,748,061 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.2

Radius: 12.6

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.06 AU - 1.36 AU

Year: 936 Days

Day: 10.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,944,014 km

• M1: 156,779 km (0.077 R)
• M2: 606,619 km (0.082 R)
• M3: 1,248,693 km (0.12 R)
• M4: 1,687,314 km (0.099 R)
• M5: 2,095,717 km (0.114 R)
• M6: 2,864,350 km (0.083 R)
• M7: 3,561,626 km (0.037 R)
• M8: 4,400,870 km (0.068 R)
• M9: 5,313,417 km (0.109 R)
• M10: 6,430,165 km (0.102 R)
• M11: 7,287,511 km (0.081 R)
• M12: 7,814,095 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.6

Radius: 9.8

Gravity: 10.17 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.25 AU - 1.73 AU

Year: 1278 Days

Day: 12.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,944,014 km

• M1: 121,922 km (0.097 R)
• M2: 442,660 km (0.095 R)
• M3: 890,257 km (0.107 R)
• M4: 1,208,302 km (0.053 R)
• M5: 1,566,888 km (0.075 R)
• M6: 2,258,479 km (0.079 R)
• M7: 2,880,507 km (0.102 R)
• M8: 4,716,522 km (0.096 R)
• M9: 5,271,380 km (0.063 R)
• M10: 6,078,311 km (0.117 R)
• M11: 6,438,094 km (0.069 R)
• M12: 7,993,164 km (0.112 R)
• M13: 8,782,741 km (0.063 R)
• M14: 9,400,431 km (0.085 R)
• M15: 10,246,407 km (0.062 R)
• M16: 10,584,947 km (0.046 R)
• M17: 10,896,111 km (0.104 R)
• M18: 11,284,616 km (0.112 R)
• M19: 13,208,295 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.5

Radius: 8.5

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.13 AU - 5.09 AU

Year: 5857 Days

Day: 10.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 33,944,014 km

• M1: 105,766 km (0.043 R)
• M2: 446,250 km (0.059 R)
• M3: 822,639 km (0.098 R)
• M4: 2,039,318 km (0.047 R)
• M5: 2,411,966 km (0.111 R)
• M6: 2,697,698 km (0.063 R)
• M7: 3,381,361 km (0.118 R)
• M8: 4,779,951 km (0.069 R)
• M9: 5,685,168 km (0.058 R)
• M10: 6,162,235 km (0.096 R)
• M11: 7,870,194 km (0.037 R)
• M12: 9,085,677 km (0.058 R)
• M13: 9,561,099 km (0.028 R)
• M14: 12,717,614 km (0.088 R)
• M15: 13,148,755 km (0.106 R)
• M16: 16,067,709 km (0.116 R)
• M17: 17,877,993 km (0.056 R)
• M18: 20,473,217 km (0.091 R)
• M19: 24,119,066 km (0.115 R)
• M20: 25,793,814 km (0.071 R)
• M21: 26,747,202 km (0.054 R)
• M22: 28,357,772 km (0.099 R)
• M23: 29,280,043 km (0.077 R)
• M24: 30,700,625 km (0.119 R)
• M25: 31,968,467 km (0.088 R)
• M26: 34,817,109 km (0.05 R)
• M27: 35,132,013 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 95.8

Radius: 3.2

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.09 AU - 9.93 AU

Year: 15935 Days

Day: 18.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 80.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,944,014 km

• M1: 39,943 km (0.105 R)
• M2: 181,313 km (0.118 R)
• M3: 331,958 km (0.107 R)
• M4: 964,457 km (0.065 R)
• M5: 2,947,676 km (0.115 R)
• M6: 4,053,055 km (0.095 R)
• M7: 11,323,512 km (0.109 R)
• M8: 13,229,089 km (0.102 R)
• M9: 14,805,701 km (0.072 R)
• M10: 17,075,251 km (0.102 R)
• M11: 26,354,657 km (0.111 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 13,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit