🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.53 AU - 0.85 AU

Year: 240 Days

Day: 24.5 Hours

Environment

Temp: 24 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.62 AU - 0.86 AU

Year: 267 Days

Day: 46.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.71 AU - 1.05 AU

Year: 346 Days

Day: 30.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,596,731 km

• M1: 46,375 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.18 AU - 1.66 AU

Year: 709 Days

Day: 25.5 Hours

Environment

Temp: -79 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,596,731 km

• M1: 94,695 km (0.109 R)

Asteroid Belt

Center: 3.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.8

Radius: 12.8

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.92 AU - 6.02 AU

Year: 4642 Days

Day: 9.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,596,731 km

• M1: 159,322 km (0.105 R)
• M2: 643,570 km (0.103 R)
• M3: 1,180,028 km (0.098 R)
• M4: 1,592,619 km (0.116 R)
• M5: 2,223,922 km (0.094 R)
• M6: 2,660,748 km (0.104 R)
• M7: 4,464,150 km (0.05 R)
• M8: 5,142,726 km (0.113 R)
• M9: 5,545,892 km (0.084 R)
• M10: 6,884,793 km (0.052 R)
• M11: 7,598,225 km (0.101 R)
• M12: 8,532,614 km (0.111 R)
• M13: 10,429,664 km (0.069 R)
• M14: 12,191,628 km (0.069 R)
• M15: 13,566,433 km (0.077 R)
• M16: 15,556,982 km (0.115 R)
• M17: 20,989,479 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.9

Radius: 8.4

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.75 AU - 6.85 AU

Year: 6625 Days

Day: 12.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,596,731 km

• M1: 116,686 km (0.09 R)
• M2: 686,056 km (0.091 R)
• M3: 1,007,841 km (0.088 R)
• M4: 1,580,352 km (0.04 R)
• M5: 1,940,434 km (0.077 R)
• M6: 2,245,913 km (0.107 R)
• M7: 3,341,119 km (0.084 R)
• M8: 3,760,890 km (0.115 R)
• M9: 4,052,457 km (0.085 R)
• M10: 4,965,901 km (0.117 R)
• M11: 5,861,394 km (0.051 R)
• M12: 6,729,810 km (0.096 R)
• M13: 7,059,823 km (0.068 R)
• M14: 9,033,168 km (0.109 R)
• M15: 10,232,345 km (0.036 R)
• M16: 11,769,463 km (0.103 R)
• M17: 14,627,231 km (0.078 R)
• M18: 17,419,924 km (0.12 R)
• M19: 17,854,805 km (0.112 R)
• M20: 19,268,954 km (0.062 R)
• M21: 19,801,373 km (0.073 R)
• M22: 20,206,932 km (0.095 R)
• M23: 20,480,547 km (0.079 R)
• M24: 20,756,405 km (0.103 R)
• M25: 21,245,441 km (0.112 R)
• M26: 22,173,696 km (0.093 R)
• M27: 22,537,966 km (0.111 R)
• M28: 28,064,561 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.5

Radius: 6

Gravity: 16.68 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.55 AU - 16.41 AU

Year: 20736 Days

Day: 22 Hours

Environment

Temp: -200 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 74,596,731 km

• M1: 75,547 km (0.045 R)
• M2: 346,768 km (0.108 R)
• M3: 569,818 km (0.092 R)
• M4: 1,324,839 km (0.116 R)
• M5: 2,046,798 km (0.098 R)
• M6: 2,680,345 km (0.063 R)
• M7: 3,134,823 km (0.071 R)
• M8: 4,163,758 km (0.079 R)
• M9: 4,952,138 km (0.097 R)
• M10: 5,286,340 km (0.093 R)
• M11: 6,509,602 km (0.116 R)
• M12: 7,187,280 km (0.115 R)
• M13: 8,213,521 km (0.073 R)
• M14: 9,445,909 km (0.056 R)
• M15: 13,232,081 km (0.032 R)
• M16: 14,390,268 km (0.109 R)
• M17: 16,906,654 km (0.067 R)
• M18: 17,835,357 km (0.115 R)
• M19: 18,531,735 km (0.045 R)
• M20: 19,065,800 km (0.082 R)
• M21: 21,112,299 km (0.042 R)
• M22: 23,714,105 km (0.07 R)
• M23: 24,555,742 km (0.06 R)
• M24: 25,965,702 km (0.085 R)
• M25: 27,889,830 km (0.114 R)
• M26: 28,590,995 km (0.088 R)
• M27: 36,816,934 km (0.086 R)
• M28: 38,949,900 km (0.063 R)
• M29: 39,386,127 km (0.074 R)
• M30: 39,972,850 km (0.101 R)
• M31: 40,565,407 km (0.063 R)
• M32: 48,978,642 km (0.099 R)
• M33: 51,555,017 km (0.071 R)
• M34: 54,582,578 km (0.084 R)
• M35: 56,603,346 km (0.069 R)
• M36: 61,577,176 km (0.076 R)
• M37: 64,170,007 km (0.117 R)
• M38: 65,595,824 km (0.071 R)
• M39: 65,801,222 km (0.103 R)
• M40: 68,721,971 km (0.115 R)
• M41: 73,927,977 km (0.067 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 17,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit