🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.54 AU - 0.72 AU

Year: 186 Days

Day: 39 Hours

Environment

Temp: 170 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 53,611,627 km

• M1: 142,118 km (0.119 R)
• M2: 336,595 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1 AU - 1.56 AU

Year: 540 Days

Day: 41.7 Hours

Environment

Temp: -7 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.04 AU - 4.14 AU

Year: 2536 Days

Day: 38.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.6

Radius: 9.8

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.74 AU - 5.88 AU

Year: 4561 Days

Day: 12.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,611,627 km

• M1: 121,922 km (0.077 R)
• M2: 876,494 km (0.116 R)
• M3: 1,431,801 km (0.037 R)
• M4: 1,960,181 km (0.103 R)
• M5: 2,629,931 km (0.035 R)
• M6: 3,121,509 km (0.085 R)
• M7: 3,911,835 km (0.083 R)
• M8: 4,853,703 km (0.079 R)
• M9: 5,240,413 km (0.118 R)
• M10: 6,411,316 km (0.075 R)
• M11: 8,043,429 km (0.119 R)
• M12: 10,402,587 km (0.115 R)
• M13: 10,843,153 km (0.091 R)
• M14: 11,590,993 km (0.042 R)
• M15: 12,595,991 km (0.073 R)
• M16: 17,036,654 km (0.116 R)
• M17: 18,104,035 km (0.076 R)
• M18: 21,316,799 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.2

Radius: 11

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 6.31 AU - 7.03 AU

Year: 6422 Days

Day: 11.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,611,627 km

• M1: 137,630 km (0.085 R)
• M2: 822,339 km (0.06 R)
• M3: 1,202,019 km (0.107 R)
• M4: 1,662,930 km (0.086 R)
• M5: 2,271,943 km (0.112 R)
• M6: 2,691,266 km (0.048 R)
• M7: 3,821,926 km (0.04 R)
• M8: 4,221,353 km (0.119 R)
• M9: 4,913,692 km (0.106 R)
• M10: 5,561,600 km (0.076 R)
• M11: 7,028,258 km (0.089 R)
• M12: 7,851,644 km (0.101 R)
• M13: 8,898,680 km (0.074 R)
• M14: 10,346,787 km (0.08 R)
• M15: 10,755,189 km (0.045 R)
• M16: 11,221,486 km (0.105 R)
• M17: 11,750,015 km (0.113 R)
• M18: 14,364,687 km (0.062 R)
• M19: 15,394,219 km (0.093 R)
• M20: 16,718,460 km (0.053 R)
• M21: 19,869,140 km (0.061 R)
• M22: 23,785,463 km (0.047 R)
• M23: 28,452,617 km (0.119 R)
• M24: 31,946,176 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.6

Radius: 11.9

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.24 AU - 7.74 AU

Year: 6889 Days

Day: 12.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,611,627 km

• M1: 148,102 km (0.109 R)
• M2: 660,175 km (0.102 R)
• M3: 1,091,915 km (0.116 R)
• M4: 1,464,713 km (0.076 R)
• M5: 2,538,825 km (0.049 R)
• M6: 3,570,901 km (0.1 R)
• M7: 4,162,112 km (0.054 R)
• M8: 4,863,876 km (0.102 R)
• M9: 5,823,995 km (0.079 R)
• M10: 7,668,088 km (0.107 R)
• M11: 8,552,510 km (0.038 R)
• M12: 9,724,460 km (0.118 R)
• M13: 10,760,724 km (0.102 R)
• M14: 11,408,633 km (0.11 R)
• M15: 11,784,423 km (0.107 R)
• M16: 13,789,184 km (0.102 R)
• M17: 15,600,365 km (0.113 R)
• M18: 17,400,028 km (0.081 R)
• M19: 18,179,732 km (0.037 R)
• M20: 19,099,459 km (0.095 R)
• M21: 19,630,233 km (0.086 R)
• M22: 20,292,203 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.4

Radius: 11.1

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 9.91 AU - 10.35 AU

Year: 12019 Days

Day: 13 Hours

Environment

Temp: -173 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,611,627 km

• M1: 138,378 km (0.03 R)
• M2: 566,976 km (0.099 R)
• M3: 1,147,416 km (0.092 R)
• M4: 1,920,089 km (0.119 R)
• M5: 2,967,872 km (0.074 R)
• M6: 4,447,694 km (0.094 R)
• M7: 5,301,150 km (0.069 R)
• M8: 7,996,904 km (0.048 R)
• M9: 11,119,311 km (0.083 R)
• M10: 15,504,174 km (0.084 R)
• M11: 17,094,997 km (0.074 R)
• M12: 18,189,456 km (0.105 R)
• M13: 19,329,990 km (0.097 R)
• M14: 20,116,426 km (0.085 R)
• M15: 21,418,974 km (0.085 R)
• M16: 24,828,459 km (0.03 R)
• M17: 27,883,547 km (0.11 R)
• M18: 30,019,655 km (0.089 R)
• M19: 37,440,757 km (0.115 R)
• M20: 41,832,501 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.3

Radius: 10.1

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 10.77 AU - 11.43 AU

Year: 13786 Days

Day: 6.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,611,627 km

• M1: 125,662 km (0.107 R)
• M2: 664,663 km (0.104 R)
• M3: 981,512 km (0.12 R)
• M4: 2,012,989 km (0.109 R)
• M5: 2,769,505 km (0.057 R)
• M6: 3,652,432 km (0.075 R)
• M7: 4,497,959 km (0.115 R)
• M8: 5,064,786 km (0.11 R)
• M9: 6,932,365 km (0.111 R)
• M10: 7,865,258 km (0.111 R)
• M11: 8,547,723 km (0.089 R)
• M12: 9,072,961 km (0.096 R)
• M13: 11,794,446 km (0.118 R)
• M14: 12,749,927 km (0.09 R)
• M15: 13,563,441 km (0.097 R)
• M16: 15,925,890 km (0.082 R)
• M17: 16,721,751 km (0.073 R)
• M18: 18,314,519 km (0.057 R)
• M19: 23,327,694 km (0.057 R)
• M20: 24,071,195 km (0.11 R)
• M21: 25,900,029 km (0.103 R)
• M22: 26,496,326 km (0.114 R)
• M23: 27,510,450 km (0.095 R)
• M24: 28,235,551 km (0.071 R)
• M25: 29,832,359 km (0.071 R)
• M26: 30,487,597 km (0.104 R)
• M27: 31,264,309 km (0.059 R)
• M28: 33,673,284 km (0.118 R)
• M29: 37,199,605 km (0.087 R)
• M30: 40,831,093 km (0.097 R)
• M31: 44,550,246 km (0.034 R)
• M32: 45,262,930 km (0.081 R)
• M33: 50,929,997 km (0.117 R)
• M34: 52,496,286 km (0.099 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 19,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit