🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.61 AU - 0.79 AU

Year: 211 Days

Day: 45.6 Hours

Environment

Temp: 177 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.99 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.21 AU - 1.33 AU

Year: 515 Days

Day: 20.5 Hours

Environment

Temp: 14 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.44 AU - 3.44 AU

Year: 1814 Days

Day: 42.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.43 AU - 3.47 AU

Year: 1823 Days

Day: 32.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.19 AU - 4.95 AU

Year: 2955 Days

Day: 46.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,465,926 km

• M1: 775,216 km (0.115 R)

Asteroid Belt

Center: 5.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256

Radius: 11.6

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.78 AU - 7.58 AU

Year: 5529 Days

Day: 6.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,465,926 km

• M1: 144,362 km (0.091 R)
• M2: 646,263 km (0.093 R)
• M3: 1,076,955 km (0.109 R)
• M4: 2,278,824 km (0.12 R)
• M5: 2,765,017 km (0.049 R)
• M6: 3,264,824 km (0.098 R)
• M7: 3,644,204 km (0.045 R)
• M8: 4,138,625 km (0.114 R)
• M9: 4,630,952 km (0.04 R)
• M10: 5,112,058 km (0.084 R)
• M11: 6,090,728 km (0.108 R)
• M12: 7,444,289 km (0.05 R)
• M13: 8,735,768 km (0.048 R)
• M14: 9,973,840 km (0.06 R)
• M15: 13,029,227 km (0.11 R)
• M16: 13,649,459 km (0.088 R)
• M17: 14,189,657 km (0.108 R)
• M18: 16,882,569 km (0.108 R)
• M19: 18,856,812 km (0.111 R)
• M20: 21,766,490 km (0.12 R)
• M21: 22,776,725 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.5

Radius: 14.1

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.76 AU - 7.16 AU

Year: 5909 Days

Day: 6.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,465,926 km

• M1: 197,619 km (0.106 R)
• M2: 1,154,746 km (0.082 R)
• M3: 1,953,748 km (0.072 R)
• M4: 2,410,770 km (0.095 R)
• M5: 3,223,236 km (0.096 R)
• M6: 5,187,755 km (0.081 R)
• M7: 6,111,971 km (0.094 R)
• M8: 6,999,385 km (0.104 R)
• M9: 7,971,023 km (0.105 R)
• M10: 10,182,678 km (0.097 R)
• M11: 11,885,102 km (0.11 R)
• M12: 12,457,463 km (0.051 R)
• M13: 15,477,695 km (0.108 R)
• M14: 17,654,643 km (0.108 R)
• M15: 18,538,617 km (0.117 R)
• M16: 20,028,761 km (0.052 R)
• M17: 22,529,739 km (0.106 R)
• M18: 23,246,612 km (0.117 R)
• M19: 24,558,435 km (0.091 R)
• M20: 28,053,341 km (0.118 R)
• M21: 29,445,498 km (0.075 R)
• M22: 36,230,510 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.1

Radius: 13.9

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 10.74 AU - 14.06 AU

Year: 15715 Days

Day: 11.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,465,926 km

• M1: 176,675 km (0.082 R)
• M2: 989,740 km (0.11 R)
• M3: 2,563,360 km (0.094 R)
• M4: 4,163,309 km (0.059 R)
• M5: 4,613,000 km (0.081 R)
• M6: 5,682,475 km (0.054 R)
• M7: 6,353,422 km (0.117 R)
• M8: 8,930,095 km (0.07 R)
• M9: 9,996,130 km (0.07 R)
• M10: 13,063,484 km (0.099 R)
• M11: 14,640,246 km (0.079 R)
• M12: 16,267,272 km (0.051 R)
• M13: 17,162,616 km (0.043 R)
• M14: 17,933,494 km (0.1 R)
• M15: 20,046,414 km (0.109 R)
• M16: 25,448,692 km (0.094 R)
• M17: 29,074,047 km (0.101 R)
• M18: 32,678,009 km (0.114 R)
• M19: 33,504,388 km (0.055 R)
• M20: 36,822,917 km (0.09 R)
• M21: 39,418,291 km (0.109 R)
• M22: 40,625,097 km (0.101 R)
• M23: 42,831,067 km (0.113 R)
• M24: 46,584,478 km (0.109 R)
• M25: 47,330,672 km (0.113 R)
• M26: 48,084,645 km (0.117 R)
• M27: 51,023,645 km (0.096 R)
• M28: 51,657,192 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 208.2

Radius: 5.3

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 15.08 AU - 22.76 AU

Year: 29618 Days

Day: 15.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,465,926 km

• M1: 75,846 km (0.111 R)
• M2: 248,183 km (0.12 R)
• M3: 472,879 km (0.086 R)
• M4: 1,042,398 km (0.081 R)
• M5: 1,232,986 km (0.094 R)
• M6: 4,158,073 km (0.054 R)
• M7: 4,743,449 km (0.06 R)
• M8: 5,683,672 km (0.111 R)
• M9: 6,238,381 km (0.071 R)
• M10: 7,092,585 km (0.115 R)
• M11: 7,409,283 km (0.108 R)
• M12: 9,294,965 km (0.104 R)
• M13: 10,233,841 km (0.107 R)
• M14: 11,417,309 km (0.052 R)
• M15: 15,211,710 km (0.088 R)
• M16: 16,199,205 km (0.071 R)
• M17: 18,049,731 km (0.083 R)
• M18: 24,643,556 km (0.085 R)
• M19: 27,301,312 km (0.053 R)
• M20: 28,190,672 km (0.075 R)
• M21: 29,676,627 km (0.093 R)
• M22: 32,185,982 km (0.105 R)
• M23: 52,618,358 km (0.097 R)
• M24: 54,341,277 km (0.033 R)
• M25: 56,279,467 km (0.087 R)
• M26: 56,636,856 km (0.079 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 10,855 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit