🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.77 AU - 3.79 AU

Year: 2238 Days

Day: 40.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.1

Radius: 10.8

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.58 AU - 5.66 AU

Year: 4364 Days

Day: 13.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,793,187 km

• M1: 134,339 km (0.112 R)
• M2: 556,953 km (0.1 R)
• M3: 1,020,407 km (0.116 R)
• M4: 1,681,181 km (0.073 R)
• M5: 2,095,567 km (0.101 R)
• M6: 2,717,745 km (0.06 R)
• M7: 3,708,531 km (0.108 R)
• M8: 5,598,850 km (0.057 R)
• M9: 6,418,497 km (0.089 R)
• M10: 7,192,067 km (0.109 R)
• M11: 7,763,232 km (0.092 R)
• M12: 9,509,488 km (0.1 R)
• M13: 10,878,608 km (0.097 R)
• M14: 11,376,918 km (0.111 R)
• M15: 12,780,744 km (0.117 R)
• M16: 15,098,315 km (0.082 R)
• M17: 15,458,247 km (0.072 R)
• M18: 16,464,143 km (0.095 R)
• M19: 16,955,722 km (0.115 R)
• M20: 19,079,862 km (0.099 R)
• M21: 21,247,236 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854

Radius: 13.8

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.03 AU - 6.63 AU

Year: 4636 Days

Day: 12.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,793,187 km

• M1: 171,589 km (0.052 R)
• M2: 687,103 km (0.034 R)
• M3: 1,159,832 km (0.119 R)
• M4: 1,844,542 km (0.107 R)
• M5: 2,753,648 km (0.06 R)
• M6: 3,831,351 km (0.114 R)
• M7: 4,442,758 km (0.111 R)
• M8: 6,323,652 km (0.097 R)
• M9: 6,942,688 km (0.074 R)
• M10: 13,660,978 km (0.097 R)
• M11: 14,642,191 km (0.074 R)
• M12: 15,207,372 km (0.037 R)
• M13: 18,254,979 km (0.091 R)
• M14: 19,310,692 km (0.117 R)
• M15: 21,616,294 km (0.091 R)
• M16: 23,944,186 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.7

Radius: 14.6

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.63 AU - 6.43 AU

Year: 4899 Days

Day: 8.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 64.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,793,187 km

• M1: 181,612 km (0.096 R)
• M2: 1,010,384 km (0.072 R)
• M3: 1,541,606 km (0.095 R)
• M4: 2,096,165 km (0.09 R)
• M5: 2,830,093 km (0.078 R)
• M6: 5,089,020 km (0.073 R)
• M7: 6,396,057 km (0.04 R)
• M8: 9,068,773 km (0.039 R)
• M9: 9,921,331 km (0.096 R)
• M10: 11,460,543 km (0.102 R)
• M11: 14,340,901 km (0.118 R)
• M12: 15,203,781 km (0.063 R)
• M13: 18,554,175 km (0.098 R)
• M14: 19,290,496 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.6

Radius: 11

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.77 AU - 6.63 AU

Year: 5816 Days

Day: 8.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 126.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,793,187 km

• M1: 136,882 km (0.099 R)
• M2: 799,152 km (0.087 R)
• M3: 1,164,619 km (0.111 R)
• M4: 1,622,987 km (0.099 R)
• M5: 2,254,440 km (0.107 R)
• M6: 2,830,691 km (0.098 R)
• M7: 4,879,733 km (0.091 R)
• M8: 6,418,646 km (0.057 R)
• M9: 7,801,080 km (0.047 R)
• M10: 8,426,698 km (0.047 R)
• M11: 10,822,808 km (0.073 R)
• M12: 11,854,883 km (0.103 R)
• M13: 18,938,492 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.6

Radius: 14.8

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.27 AU - 8.41 AU

Year: 6739 Days

Day: 13.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 162 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,793,187 km

• M1: 192,981 km (0.111 R)
• M2: 1,069,176 km (0.114 R)
• M3: 2,864,500 km (0.064 R)
• M4: 5,411,703 km (0.089 R)
• M5: 7,120,559 km (0.118 R)
• M6: 7,636,822 km (0.085 R)
• M7: 10,843,452 km (0.113 R)
• M8: 12,664,208 km (0.103 R)
• M9: 14,100,796 km (0.089 R)
• M10: 16,969,784 km (0.037 R)
• M11: 18,165,071 km (0.104 R)
• M12: 18,992,796 km (0.105 R)
• M13: 26,809,734 km (0.114 R)
• M14: 27,792,442 km (0.113 R)
• M15: 28,522,180 km (0.112 R)
• M16: 32,364,003 km (0.098 R)
• M17: 35,250,345 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607

Radius: 8.8

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 8.86 AU - 14.64 AU

Year: 15173 Days

Day: 14.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,793,187 km

• M1: 109,506 km (0.058 R)
• M2: 418,276 km (0.065 R)
• M3: 800,648 km (0.101 R)
• M4: 1,151,604 km (0.119 R)
• M5: 1,831,228 km (0.111 R)
• M6: 2,192,656 km (0.09 R)
• M7: 2,644,890 km (0.076 R)
• M8: 3,208,276 km (0.112 R)
• M9: 3,709,130 km (0.044 R)
• M10: 5,314,016 km (0.106 R)
• M11: 7,740,493 km (0.12 R)
• M12: 9,195,033 km (0.113 R)
• M13: 9,611,962 km (0.111 R)
• M14: 11,229,714 km (0.117 R)
• M15: 13,481,012 km (0.12 R)
• M16: 14,087,781 km (0.04 R)
• M17: 14,995,990 km (0.08 R)
• M18: 17,794,816 km (0.086 R)
• M19: 20,657,521 km (0.11 R)
• M20: 22,854,067 km (0.117 R)
• M21: 23,330,536 km (0.066 R)
• M22: 24,204,786 km (0.102 R)
• M23: 30,600,544 km (0.082 R)
• M24: 32,239,987 km (0.1 R)
• M25: 40,623,601 km (0.06 R)
• M26: 41,463,743 km (0.067 R)
• M27: 43,033,922 km (0.119 R)
• M28: 45,688,386 km (0.097 R)
• M29: 52,798,175 km (0.105 R)
• M30: 53,630,986 km (0.081 R)
• M31: 59,527,686 km (0.093 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 16,736 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit