🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.1

Radius: 12.6

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.11 AU - 1.41 AU

Year: 928 Days

Day: 7.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 39,735,537 km

• M1: 156,928 km (0.077 R)
• M2: 620,083 km (0.114 R)
• M3: 1,017,864 km (0.112 R)
• M4: 1,470,846 km (0.07 R)
• M5: 4,607,315 km (0.077 R)
• M6: 5,668,114 km (0.087 R)
• M7: 6,284,607 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164

Radius: 9.2

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.07 AU - 1.75 AU

Year: 1098 Days

Day: 10.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,735,537 km

• M1: 114,442 km (0.032 R)
• M2: 448,943 km (0.055 R)
• M3: 1,142,180 km (0.059 R)
• M4: 1,652,907 km (0.109 R)
• M5: 2,142,092 km (0.076 R)
• M6: 2,516,685 km (0.075 R)
• M7: 2,889,632 km (0.08 R)
• M8: 3,348,748 km (0.058 R)
• M9: 5,272,876 km (0.109 R)
• M10: 5,653,603 km (0.096 R)
• M11: 6,567,795 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.3

Radius: 11.6

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.34 AU - 1.68 AU

Year: 1217 Days

Day: 12.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,735,537 km

• M1: 144,212 km (0.097 R)
• M2: 540,198 km (0.067 R)
• M3: 947,852 km (0.114 R)
• M4: 1,441,974 km (0.107 R)
• M5: 1,987,258 km (0.093 R)
• M6: 2,369,181 km (0.117 R)
• M7: 3,121,659 km (0.073 R)
• M8: 3,510,613 km (0.1 R)
• M9: 4,058,889 km (0.046 R)
• M10: 4,506,935 km (0.095 R)
• M11: 4,896,338 km (0.108 R)
• M12: 5,385,673 km (0.042 R)
• M13: 5,990,647 km (0.086 R)
• M14: 6,375,113 km (0.109 R)
• M15: 7,265,071 km (0.12 R)
• M16: 8,766,286 km (0.091 R)
• M17: 9,291,225 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.9

Radius: 12.5

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.75 AU - 2.71 AU

Year: 2185 Days

Day: 7.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,735,537 km

• M1: 155,432 km (0.043 R)
• M2: 572,212 km (0.076 R)
• M3: 1,071,121 km (0.1 R)
• M4: 1,562,101 km (0.101 R)
• M5: 2,099,905 km (0.075 R)
• M6: 2,508,457 km (0.09 R)
• M7: 3,637,023 km (0.091 R)
• M8: 4,214,172 km (0.067 R)
• M9: 4,751,228 km (0.116 R)
• M10: 5,665,122 km (0.084 R)
• M11: 6,057,517 km (0.103 R)
• M12: 6,642,445 km (0.104 R)
• M13: 7,184,887 km (0.114 R)
• M14: 7,840,873 km (0.12 R)
• M15: 8,417,872 km (0.107 R)
• M16: 9,367,968 km (0.107 R)
• M17: 10,559,515 km (0.073 R)
• M18: 11,263,822 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.3

Radius: 11.2

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.25 AU - 3.33 AU

Year: 3057 Days

Day: 15 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,735,537 km

• M1: 142,866 km (0.102 R)
• M2: 540,796 km (0.117 R)
• M3: 903,721 km (0.084 R)
• M4: 1,397,394 km (0.107 R)
• M5: 1,851,423 km (0.112 R)
• M6: 2,418,100 km (0.066 R)
• M7: 3,351,291 km (0.101 R)
• M8: 3,758,048 km (0.104 R)
• M9: 4,132,791 km (0.093 R)
• M10: 4,885,567 km (0.114 R)
• M11: 6,000,670 km (0.077 R)
• M12: 6,722,928 km (0.099 R)
• M13: 7,599,721 km (0.066 R)
• M14: 8,836,896 km (0.038 R)
• M15: 9,352,859 km (0.061 R)
• M16: 9,927,614 km (0.11 R)
• M17: 11,275,491 km (0.116 R)
• M18: 12,466,140 km (0.113 R)
• M19: 13,352,956 km (0.111 R)
• M20: 14,583,399 km (0.041 R)
• M21: 15,727,224 km (0.106 R)
• M22: 17,325,378 km (0.1 R)
• M23: 17,842,538 km (0.071 R)
• M24: 19,579,818 km (0.118 R)
• M25: 21,035,705 km (0.11 R)
• M26: 22,090,220 km (0.04 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.5

Radius: 7.8

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.81 AU - 8.95 AU

Year: 17359 Days

Day: 22.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,735,537 km

• M1: 97,089 km (0.112 R)
• M2: 458,817 km (0.106 R)
• M3: 1,094,009 km (0.083 R)
• M4: 1,724,714 km (0.12 R)
• M5: 3,733,215 km (0.102 R)
• M6: 6,548,946 km (0.119 R)
• M7: 7,058,177 km (0.083 R)
• M8: 7,476,453 km (0.085 R)
• M9: 7,911,184 km (0.073 R)
• M10: 11,338,172 km (0.116 R)
• M11: 12,287,670 km (0.078 R)
• M12: 12,781,941 km (0.056 R)
• M13: 13,062,138 km (0.12 R)
• M14: 17,842,987 km (0.078 R)
• M15: 21,162,564 km (0.063 R)
• M16: 21,792,819 km (0.101 R)
• M17: 24,354,234 km (0.099 R)
• M18: 26,834,268 km (0.089 R)
• M19: 35,717,389 km (0.077 R)
• M20: 38,791,775 km (0.117 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 20,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit