🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.56 AU - 0.66 AU

Year: 202 Days

Day: 26.4 Hours

Environment

Temp: 23 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.66 AU - 1.02 AU

Year: 327 Days

Day: 20.5 Hours

Environment

Temp: -26 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.91 AU - 1.35 AU

Year: 510 Days

Day: 29.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.01 AU - 1.63 AU

Year: 644 Days

Day: 37.3 Hours

Environment

Temp: -83 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.02 AU - 3.04 AU

Year: 1709 Days

Day: 44.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.5

Radius: 10

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.66 AU - 5.6 AU

Year: 4230 Days

Day: 8.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,399,164 km

• M1: 126,410 km (0.087 R)
• M2: 877,092 km (0.093 R)
• M3: 1,541,905 km (0.113 R)
• M4: 2,664,787 km (0.1 R)
• M5: 3,658,566 km (0.082 R)
• M6: 5,119,538 km (0.075 R)
• M7: 5,966,113 km (0.09 R)
• M8: 7,792,403 km (0.116 R)
• M9: 9,226,748 km (0.111 R)
• M10: 13,883,730 km (0.05 R)
• M11: 18,216,383 km (0.071 R)
• M12: 20,311,950 km (0.081 R)
• M13: 23,077,416 km (0.104 R)
• M14: 24,898,621 km (0.098 R)
• M15: 25,526,483 km (0.087 R)
• M16: 27,556,526 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.3

Radius: 13.5

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.18 AU - 7.2 AU

Year: 6539 Days

Day: 6.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,399,164 km

• M1: 167,849 km (0.076 R)
• M2: 610,808 km (0.115 R)
• M3: 1,287,589 km (0.094 R)
• M4: 1,943,875 km (0.053 R)
• M5: 2,365,741 km (0.082 R)
• M6: 2,800,023 km (0.116 R)
• M7: 3,533,801 km (0.054 R)
• M8: 4,506,337 km (0.119 R)
• M9: 8,088,906 km (0.115 R)
• M10: 8,686,251 km (0.108 R)
• M11: 10,048,938 km (0.087 R)
• M12: 10,949,068 km (0.082 R)
• M13: 14,939,591 km (0.097 R)
• M14: 16,442,601 km (0.1 R)
• M15: 18,044,196 km (0.108 R)
• M16: 21,622,278 km (0.112 R)
• M17: 22,637,299 km (0.114 R)
• M18: 23,191,560 km (0.045 R)
• M19: 23,825,705 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.6

Radius: 5.6

Gravity: 7.86 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 10.2 AU - 11.28 AU

Year: 14944 Days

Day: 18.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,399,164 km

• M1: 69,713 km (0.069 R)
• M2: 288,275 km (0.083 R)
• M3: 583,282 km (0.118 R)
• M4: 860,936 km (0.111 R)
• M5: 1,099,844 km (0.105 R)
• M6: 1,640,041 km (0.094 R)
• M7: 1,929,065 km (0.11 R)
• M8: 2,251,448 km (0.098 R)
• M9: 2,896,364 km (0.117 R)
• M10: 4,515,163 km (0.085 R)
• M11: 4,749,134 km (0.105 R)
• M12: 5,401,979 km (0.051 R)
• M13: 7,393,127 km (0.111 R)
• M14: 7,926,742 km (0.112 R)
• M15: 9,024,641 km (0.06 R)
• M16: 10,675,603 km (0.105 R)
• M17: 11,038,976 km (0.115 R)
• M18: 12,863,622 km (0.08 R)
• M19: 13,097,742 km (0.078 R)
• M20: 15,399,156 km (0.107 R)
• M21: 16,679,714 km (0.109 R)
• M22: 19,527,758 km (0.094 R)
• M23: 21,514,567 km (0.113 R)
• M24: 24,160,355 km (0.089 R)
• M25: 25,331,557 km (0.096 R)
• M26: 26,824,544 km (0.043 R)
• M27: 27,689,519 km (0.116 R)
• M28: 29,882,175 km (0.037 R)
• M29: 30,396,193 km (0.079 R)
• M30: 32,403,348 km (0.102 R)
• M31: 33,164,502 km (0.109 R)
• M32: 33,494,365 km (0.102 R)
• M33: 36,914,172 km (0.086 R)
• M34: 41,698,312 km (0.062 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.5

Radius: 5.4

Gravity: 19.98 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 9.28 AU - 13.3 AU

Year: 16107 Days

Day: 21.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,399,164 km

• M1: 67,169 km (0.092 R)
• M2: 406,906 km (0.11 R)
• M3: 835,504 km (0.096 R)
• M4: 1,201,121 km (0.092 R)
• M5: 1,435,541 km (0.05 R)
• M6: 1,733,391 km (0.111 R)
• M7: 3,850,649 km (0.103 R)
• M8: 4,852,057 km (0.058 R)
• M9: 5,340,794 km (0.078 R)
• M10: 5,785,099 km (0.035 R)
• M11: 6,134,261 km (0.1 R)
• M12: 6,334,273 km (0.032 R)
• M13: 8,094,741 km (0.049 R)
• M14: 10,494,291 km (0.087 R)
• M15: 11,550,003 km (0.084 R)
• M16: 12,546,175 km (0.092 R)
• M17: 13,463,659 km (0.096 R)
• M18: 13,938,782 km (0.078 R)
• M19: 14,850,880 km (0.048 R)
• M20: 16,560,783 km (0.09 R)
• M21: 18,982,773 km (0.114 R)
• M22: 19,839,819 km (0.089 R)
• M23: 20,992,172 km (0.108 R)
• M24: 24,918,218 km (0.113 R)
• M25: 25,325,573 km (0.113 R)
• M26: 27,429,368 km (0.115 R)
• M27: 33,315,745 km (0.117 R)
• M28: 37,276,049 km (0.109 R)
• M29: 39,713,747 km (0.078 R)
• M30: 50,528,476 km (0.074 R)
• M31: 59,273,968 km (0.048 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 15,079 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit