🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.86 AU - 1.14 AU

Year: 350 Days

Day: 18.5 Hours

Environment

Temp: 136 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,982,995 km

• M1: 27,227 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.25 AU - 1.93 AU

Year: 701 Days

Day: 39.2 Hours

Environment

Temp: 2 °C

Axial Tilt: 29.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.94 AU - 3 AU

Year: 1358 Days

Day: 23.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.02 AU - 4.8 AU

Year: 3240 Days

Day: 47.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.78 AU - 4.96 AU

Year: 3760 Days

Day: 14.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.5

Radius: 15

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.93 AU - 8.21 AU

Year: 7287 Days

Day: 5.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 92.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,982,995 km

• M1: 186,549 km (0.099 R)
• M2: 888,163 km (0.076 R)
• M3: 1,535,772 km (0.109 R)
• M4: 2,326,396 km (0.069 R)
• M5: 3,485,481 km (0.093 R)
• M6: 4,109,753 km (0.104 R)
• M7: 4,619,732 km (0.111 R)
• M8: 5,405,420 km (0.099 R)
• M9: 6,116,159 km (0.103 R)
• M10: 9,734,782 km (0.072 R)
• M11: 10,460,781 km (0.115 R)
• M12: 11,468,322 km (0.032 R)
• M13: 12,021,386 km (0.069 R)
• M14: 13,900,933 km (0.044 R)
• M15: 16,724,144 km (0.118 R)
• M16: 17,305,482 km (0.119 R)
• M17: 19,201,036 km (0.096 R)
• M18: 21,007,281 km (0.075 R)
• M19: 22,221,268 km (0.089 R)
• M20: 23,723,230 km (0.076 R)
• M21: 24,789,115 km (0.092 R)
• M22: 25,376,287 km (0.099 R)
• M23: 28,088,496 km (0.114 R)
• M24: 31,377,106 km (0.103 R)
• M25: 31,965,624 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.2

Radius: 9.4

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.56 AU - 10.96 AU

Year: 9858 Days

Day: 11.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,982,995 km

• M1: 116,986 km (0.091 R)
• M2: 438,471 km (0.106 R)
• M3: 796,609 km (0.104 R)
• M4: 1,581,698 km (0.083 R)
• M5: 2,391,771 km (0.12 R)
• M6: 3,078,575 km (0.086 R)
• M7: 4,136,232 km (0.103 R)
• M8: 4,508,281 km (0.117 R)
• M9: 9,464,160 km (0.058 R)
• M10: 12,945,601 km (0.119 R)
• M11: 13,870,415 km (0.053 R)
• M12: 14,641,443 km (0.105 R)
• M13: 15,989,768 km (0.099 R)
• M14: 19,960,245 km (0.098 R)
• M15: 22,302,350 km (0.063 R)
• M16: 25,670,396 km (0.11 R)
• M17: 26,053,666 km (0.075 R)
• M18: 28,844,564 km (0.115 R)
• M19: 29,363,070 km (0.091 R)
• M20: 30,205,755 km (0.085 R)
• M21: 30,525,745 km (0.089 R)
• M22: 39,921,089 km (0.117 R)
• M23: 41,874,090 km (0.056 R)
• M24: 42,405,461 km (0.12 R)
• M25: 43,075,959 km (0.092 R)
• M26: 47,969,156 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.5

Radius: 5.4

Gravity: 29.68 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 12.16 AU - 17.06 AU

Year: 19537 Days

Day: 19.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,982,995 km

• M1: 67,768 km (0.117 R)
• M2: 275,260 km (0.069 R)
• M3: 493,374 km (0.061 R)
• M4: 764,296 km (0.091 R)
• M5: 2,385,637 km (0.062 R)
• M6: 4,334,150 km (0.081 R)
• M7: 4,793,565 km (0.104 R)
• M8: 6,411,166 km (0.073 R)
• M9: 6,913,067 km (0.091 R)
• M10: 7,342,712 km (0.072 R)
• M11: 9,470,742 km (0.092 R)
• M12: 11,313,788 km (0.112 R)
• M13: 12,388,499 km (0.076 R)
• M14: 13,383,175 km (0.088 R)
• M15: 13,676,985 km (0.082 R)
• M16: 14,050,082 km (0.096 R)
• M17: 14,353,467 km (0.074 R)
• M18: 15,210,513 km (0.115 R)
• M19: 15,773,300 km (0.113 R)
• M20: 16,940,313 km (0.055 R)
• M21: 18,888,826 km (0.044 R)
• M22: 22,494,433 km (0.085 R)
• M23: 26,303,494 km (0.042 R)
• M24: 26,648,766 km (0.075 R)
• M25: 28,662,204 km (0.099 R)
• M26: 29,519,998 km (0.105 R)
• M27: 34,890,861 km (0.099 R)
• M28: 35,168,365 km (0.082 R)
• M29: 39,659,592 km (0.097 R)
• M30: 46,000,148 km (0.095 R)
• M31: 47,514,229 km (0.102 R)
• M32: 47,855,162 km (0.061 R)
• M33: 50,111,248 km (0.079 R)
• M34: 50,287,623 km (0.112 R)
• M35: 58,077,185 km (0.104 R)
• M36: 68,569,680 km (0.077 R)
• M37: 69,005,159 km (0.112 R)
• M38: 73,233,842 km (0.111 R)
• M39: 78,817,882 km (0.037 R)
• M40: 80,983,012 km (0.087 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 17,265 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit