🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970

Radius: 8.7

Gravity: 12.82 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.6 AU - 0.86 AU

Year: 431 Days

Day: 8.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,284,264 km

• M1: 108,159 km (0.112 R)
• M2: 404,064 km (0.12 R)
• M3: 757,863 km (0.081 R)
• M4: 1,155,195 km (0.099 R)
• M5: 1,520,064 km (0.088 R)
• M6: 2,012,241 km (0.037 R)
• M7: 2,348,537 km (0.114 R)
• M8: 2,851,934 km (0.068 R)
• M9: 3,302,672 km (0.054 R)
• M10: 3,641,960 km (0.042 R)
• M11: 4,346,716 km (0.05 R)
• M12: 4,786,384 km (0.051 R)
• M13: 5,952,649 km (0.049 R)
• M14: 6,592,329 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.5

Radius: 8.9

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.65 AU - 1.01 AU

Year: 522 Days

Day: 14.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,284,264 km

• M1: 110,702 km (0.091 R)
• M2: 417,228 km (0.059 R)
• M3: 782,995 km (0.102 R)
• M4: 1,160,281 km (0.041 R)
• M5: 2,460,137 km (0.058 R)
• M6: 2,801,519 km (0.112 R)
• M7: 3,892,686 km (0.1 R)
• M8: 4,418,972 km (0.09 R)
• M9: 5,331,369 km (0.088 R)
• M10: 6,132,316 km (0.11 R)
• M11: 6,462,329 km (0.072 R)
• M12: 6,783,964 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.3

Radius: 11.1

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.14 AU - 1.62 AU

Year: 1119 Days

Day: 6 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,284,264 km

• M1: 140,024 km (0.107 R)
• M2: 722,109 km (0.069 R)
• M3: 1,668,016 km (0.095 R)
• M4: 2,377,709 km (0.106 R)
• M5: 2,896,364 km (0.114 R)
• M6: 3,264,824 km (0.108 R)
• M7: 3,815,494 km (0.052 R)
• M8: 6,440,039 km (0.108 R)
• M9: 6,979,937 km (0.102 R)
• M10: 7,721,793 km (0.076 R)
• M11: 9,763,206 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.7

Radius: 11.7

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.28 AU - 1.56 AU

Year: 1168 Days

Day: 11.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,284,264 km

• M1: 146,157 km (0.027 R)
• M2: 563,984 km (0.11 R)
• M3: 1,118,244 km (0.039 R)
• M4: 2,023,162 km (0.118 R)
• M5: 2,470,310 km (0.074 R)
• M6: 3,450,176 km (0.081 R)
• M7: 4,462,504 km (0.08 R)
• M8: 5,000,907 km (0.112 R)
• M9: 5,582,095 km (0.08 R)
• M10: 6,338,761 km (0.083 R)
• M11: 8,774,065 km (0.082 R)
• M12: 9,162,870 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.4

Radius: 10.1

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.31 AU - 3.61 AU

Year: 3515 Days

Day: 12 Hours

Environment

Temp: -221 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,284,264 km

• M1: 125,662 km (0.075 R)
• M2: 488,736 km (0.067 R)
• M3: 1,170,304 km (0.102 R)
• M4: 1,662,182 km (0.094 R)
• M5: 2,360,505 km (0.05 R)
• M6: 3,207,378 km (0.049 R)
• M7: 3,524,675 km (0.098 R)
• M8: 4,029,718 km (0.1 R)
• M9: 4,698,869 km (0.112 R)
• M10: 5,035,764 km (0.104 R)
• M11: 5,388,814 km (0.107 R)
• M12: 6,201,281 km (0.099 R)
• M13: 7,281,826 km (0.091 R)
• M14: 7,701,298 km (0.084 R)
• M15: 9,658,039 km (0.112 R)
• M16: 10,204,968 km (0.103 R)
• M17: 11,446,331 km (0.095 R)
• M18: 14,226,458 km (0.119 R)
• M19: 14,730,005 km (0.109 R)
• M20: 16,752,867 km (0.093 R)
• M21: 17,088,266 km (0.057 R)
• M22: 18,063,344 km (0.119 R)
• M23: 20,567,164 km (0.03 R)
• M24: 21,016,706 km (0.116 R)
• M25: 21,472,680 km (0.112 R)
• M26: 22,743,813 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.8

Radius: 11.2

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.99 AU - 5.21 AU

Year: 6810 Days

Day: 11.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 78.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,284,264 km

• M1: 139,425 km (0.081 R)
• M2: 521,797 km (0.066 R)
• M3: 965,056 km (0.069 R)
• M4: 1,454,690 km (0.025 R)
• M5: 2,786,410 km (0.052 R)
• M6: 3,375,826 km (0.098 R)
• M7: 4,634,692 km (0.03 R)
• M8: 5,157,387 km (0.111 R)
• M9: 5,981,671 km (0.108 R)
• M10: 6,818,372 km (0.065 R)
• M11: 9,206,702 km (0.088 R)
• M12: 11,420,451 km (0.071 R)
• M13: 15,374,472 km (0.111 R)
• M14: 16,805,974 km (0.085 R)
• M15: 19,707,724 km (0.082 R)
• M16: 23,010,845 km (0.067 R)
• M17: 26,574,865 km (0.077 R)
• M18: 29,994,223 km (0.076 R)
• M19: 32,222,334 km (0.098 R)
• M20: 33,059,185 km (0.118 R)
• M21: 36,778,487 km (0.06 R)
• M22: 39,210,051 km (0.099 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 18,964 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit