🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.49 AU - 0.77 AU

Year: 189 Days

Day: 17.3 Hours

Environment

Temp: 196 °C

Axial Tilt: 133.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.72 AU - 0.94 AU

Year: 286 Days

Day: 38.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 49.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.22 AU - 2.03 AU

Year: 781 Days

Day: 14.9 Hours

Environment

Temp: -52 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.42 AU - 2.56 AU

Year: 1488 Days

Day: 31.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,061,005 km

• M1: 892,351 km (0.068 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.4 AU - 3.8 AU

Year: 2067 Days

Day: 22.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,061,005 km

• M1: 141,220 km (0.066 R)

Asteroid Belt

Center: 4.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812

Radius: 12.9

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.9 AU - 5.8 AU

Year: 4687 Days

Day: 9.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,061,005 km

• M1: 162,463 km (0.04 R)
• M2: 586,573 km (0.073 R)
• M3: 999,015 km (0.082 R)
• M4: 1,628,822 km (0.119 R)
• M5: 2,198,042 km (0.086 R)
• M6: 2,916,560 km (0.062 R)
• M7: 3,655,574 km (0.116 R)
• M8: 6,009,496 km (0.099 R)
• M9: 6,704,378 km (0.1 R)
• M10: 8,104,913 km (0.078 R)
• M11: 9,155,090 km (0.109 R)
• M12: 11,012,198 km (0.092 R)
• M13: 12,102,917 km (0.063 R)
• M14: 12,852,103 km (0.089 R)
• M15: 15,808,306 km (0.062 R)
• M16: 18,596,511 km (0.052 R)
• M17: 19,866,896 km (0.094 R)
• M18: 20,279,787 km (0.043 R)
• M19: 21,194,129 km (0.06 R)
• M20: 22,879,050 km (0.108 R)
• M21: 27,863,651 km (0.114 R)
• M22: 30,244,501 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.2

Radius: 14.9

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.11 AU - 7.41 AU

Year: 5932 Days

Day: 5.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,061,005 km

• M1: 188,643 km (0.078 R)
• M2: 727,345 km (0.085 R)
• M3: 1,213,987 km (0.073 R)
• M4: 2,000,273 km (0.065 R)
• M5: 5,003,002 km (0.047 R)
• M6: 6,897,060 km (0.098 R)
• M7: 7,428,581 km (0.083 R)
• M8: 8,735,618 km (0.068 R)
• M9: 10,281,562 km (0.108 R)
• M10: 11,120,059 km (0.086 R)
• M11: 13,146,511 km (0.075 R)
• M12: 13,634,500 km (0.088 R)
• M13: 14,762,467 km (0.11 R)
• M14: 16,885,261 km (0.084 R)
• M15: 17,592,560 km (0.056 R)
• M16: 18,792,634 km (0.074 R)
• M17: 19,412,867 km (0.036 R)
• M18: 20,332,894 km (0.072 R)
• M19: 22,798,865 km (0.099 R)
• M20: 23,346,543 km (0.066 R)
• M21: 25,125,411 km (0.115 R)
• M22: 26,132,953 km (0.077 R)
• M23: 27,518,080 km (0.056 R)
• M24: 28,588,602 km (0.1 R)
• M25: 31,290,489 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.5

Radius: 8.2

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.74 AU - 9.36 AU

Year: 7857 Days

Day: 6.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,061,005 km

• M1: 233,522 km (0.066 R)
• M2: 518,057 km (0.118 R)
• M3: 978,968 km (0.063 R)
• M4: 1,315,264 km (0.069 R)
• M5: 2,658,653 km (0.114 R)
• M6: 2,994,501 km (0.032 R)
• M7: 3,598,577 km (0.067 R)
• M8: 4,388,603 km (0.049 R)
• M9: 4,790,273 km (0.104 R)
• M10: 6,647,232 km (0.065 R)
• M11: 9,585,783 km (0.051 R)
• M12: 10,033,679 km (0.06 R)
• M13: 10,613,221 km (0.072 R)
• M14: 11,255,893 km (0.04 R)
• M15: 11,754,503 km (0.095 R)
• M16: 15,262,124 km (0.076 R)
• M17: 15,976,604 km (0.102 R)
• M18: 17,472,283 km (0.098 R)
• M19: 19,234,696 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853

Radius: 6

Gravity: 23.69 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 10.64 AU - 15.86 AU

Year: 18267 Days

Day: 20 Hours

Environment

Temp: -189 °C

Axial Tilt: 91.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,061,005 km

• M1: 75,248 km (0.058 R)
• M2: 268,229 km (0.072 R)
• M3: 728,242 km (0.114 R)
• M4: 939,923 km (0.113 R)
• M5: 1,556,566 km (0.09 R)
• M6: 2,345,994 km (0.112 R)
• M7: 3,047,458 km (0.108 R)
• M8: 3,577,483 km (0.105 R)
• M9: 4,265,783 km (0.071 R)
• M10: 5,188,802 km (0.085 R)
• M11: 6,587,991 km (0.054 R)
• M12: 8,169,989 km (0.1 R)
• M13: 13,235,672 km (0.031 R)
• M14: 15,173,413 km (0.119 R)
• M15: 17,982,262 km (0.116 R)
• M16: 20,067,507 km (0.116 R)
• M17: 22,409,761 km (0.1 R)
• M18: 25,255,561 km (0.067 R)
• M19: 29,778,204 km (0.101 R)
• M20: 30,146,813 km (0.102 R)
• M21: 31,019,118 km (0.081 R)
• M22: 40,685,983 km (0.115 R)
• M23: 46,524,489 km (0.108 R)
• M24: 49,728,726 km (0.086 R)
• M25: 55,638,290 km (0.1 R)
• M26: 64,018,314 km (0.116 R)
• M27: 65,457,446 km (0.036 R)
• M28: 67,762,450 km (0.11 R)
• M29: 67,974,580 km (0.089 R)
• M30: 72,755,578 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 20,264 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit