🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.62 AU - 0.76 AU

Year: 201 Days

Day: 27.6 Hours

Environment

Temp: 167 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,892,287 km

• M1: 46,076 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.12 AU - 1.3 AU

Year: 466 Days

Day: 13.8 Hours

Environment

Temp: 30 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.18 AU - 3.24 AU

Year: 1561 Days

Day: 19.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,892,287 km

• M1: 40,840 km (0.116 R)
• M2: 357,539 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.56 AU - 3.42 AU

Year: 1809 Days

Day: 27 Hours

Environment

Temp: -88 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.81 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.5

Radius: 9.3

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.9 AU - 7.34 AU

Year: 5959 Days

Day: 9.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,892,287 km

• M1: 115,938 km (0.04 R)
• M2: 433,983 km (0.117 R)
• M3: 1,027,588 km (0.068 R)
• M4: 1,452,745 km (0.052 R)
• M5: 2,228,111 km (0.106 R)
• M6: 2,643,694 km (0.111 R)
• M7: 3,235,652 km (0.088 R)
• M8: 3,889,395 km (0.106 R)
• M9: 4,312,009 km (0.075 R)
• M10: 4,601,631 km (0.116 R)
• M11: 5,989,300 km (0.103 R)
• M12: 6,317,368 km (0.066 R)
• M13: 6,867,290 km (0.117 R)
• M14: 8,545,180 km (0.097 R)
• M15: 11,054,983 km (0.078 R)
• M16: 11,499,738 km (0.11 R)
• M17: 12,960,262 km (0.073 R)
• M18: 13,735,179 km (0.083 R)
• M19: 15,377,165 km (0.07 R)
• M20: 16,499,598 km (0.11 R)
• M21: 16,950,486 km (0.088 R)
• M22: 24,240,091 km (0.111 R)
• M23: 27,159,493 km (0.108 R)
• M24: 28,611,191 km (0.085 R)
• M25: 32,667,089 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.4

Radius: 8.9

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.21 AU - 8.11 AU

Year: 7417 Days

Day: 10.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,892,287 km

• M1: 111,002 km (0.086 R)
• M2: 425,756 km (0.107 R)
• M3: 936,782 km (0.107 R)
• M4: 1,299,856 km (0.118 R)
• M5: 1,654,552 km (0.051 R)
• M6: 2,429,170 km (0.06 R)
• M7: 2,771,301 km (0.098 R)
• M8: 3,726,184 km (0.111 R)
• M9: 5,154,993 km (0.086 R)
• M10: 6,588,739 km (0.115 R)
• M11: 7,155,117 km (0.077 R)
• M12: 7,538,536 km (0.098 R)
• M13: 7,899,067 km (0.097 R)
• M14: 8,538,448 km (0.103 R)
• M15: 8,970,188 km (0.053 R)
• M16: 9,666,117 km (0.113 R)
• M17: 12,263,734 km (0.04 R)
• M18: 13,749,241 km (0.118 R)
• M19: 16,049,009 km (0.089 R)
• M20: 16,646,653 km (0.085 R)
• M21: 18,855,764 km (0.046 R)
• M22: 21,396,086 km (0.074 R)
• M23: 23,160,892 km (0.073 R)
• M24: 25,824,033 km (0.061 R)
• M25: 28,510,961 km (0.104 R)
• M26: 29,743,049 km (0.108 R)
• M27: 30,101,485 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.7

Radius: 12.6

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 9.12 AU - 15.2 AU

Year: 14835 Days

Day: 9.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,892,287 km

• M1: 174,132 km (0.08 R)
• M2: 636,090 km (0.113 R)
• M3: 1,209,948 km (0.108 R)
• M4: 1,674,748 km (0.072 R)
• M5: 2,081,954 km (0.075 R)
• M6: 2,490,356 km (0.099 R)
• M7: 4,145,507 km (0.092 R)
• M8: 4,731,481 km (0.112 R)
• M9: 6,070,382 km (0.092 R)
• M10: 7,004,621 km (0.063 R)
• M11: 8,279,793 km (0.111 R)
• M12: 10,387,029 km (0.118 R)
• M13: 10,860,057 km (0.12 R)
• M14: 12,300,685 km (0.032 R)
• M15: 19,888,738 km (0.12 R)
• M16: 20,991,424 km (0.069 R)
• M17: 21,941,220 km (0.106 R)
• M18: 24,648,792 km (0.086 R)
• M19: 58,027,069 km (0.084 R)
• M20: 59,895,696 km (0.045 R)
• M21: 63,949,948 km (0.075 R)
• M22: 65,742,131 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131.6

Radius: 5.2

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 16.58 AU - 18.5 AU

Year: 25699 Days

Day: 23.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,892,287 km

• M1: 64,626 km (0.044 R)
• M2: 246,687 km (0.09 R)
• M3: 420,220 km (0.067 R)
• M4: 986,149 km (0.05 R)
• M5: 1,408,763 km (0.065 R)
• M6: 1,811,181 km (0.09 R)
• M7: 4,301,388 km (0.108 R)
• M8: 5,309,378 km (0.115 R)
• M9: 5,549,333 km (0.111 R)
• M10: 6,312,731 km (0.104 R)
• M11: 7,310,100 km (0.105 R)
• M12: 8,045,673 km (0.063 R)
• M13: 8,316,594 km (0.034 R)
• M14: 8,876,988 km (0.091 R)
• M15: 14,036,619 km (0.094 R)
• M16: 15,792,449 km (0.025 R)
• M17: 17,765,495 km (0.109 R)
• M18: 19,008,953 km (0.058 R)
• M19: 19,409,277 km (0.113 R)
• M20: 21,842,037 km (0.112 R)
• M21: 25,231,476 km (0.097 R)
• M22: 26,799,860 km (0.082 R)
• M23: 28,224,630 km (0.093 R)
• M24: 30,783,053 km (0.116 R)
• M25: 32,005,716 km (0.093 R)
• M26: 33,724,746 km (0.09 R)
• M27: 40,028,650 km (0.052 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 16,236 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit