🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.2 AU - 1.28 AU

Year: 481 Days

Day: 12.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 15.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.75 AU - 2.05 AU

Year: 912 Days

Day: 40.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.7 AU - 2.7 AU

Year: 1136 Days

Day: 40.7 Hours

Environment

Temp: -54 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.84 AU - 3.04 AU

Year: 1327 Days

Day: 41.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.98 AU - 3.18 AU

Year: 1882 Days

Day: 12.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,962,225 km

• M1: 75,547 km (0.049 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.7 AU - 6.56 AU

Year: 4652 Days

Day: 18 Hours

Environment

Temp: -140 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314

Radius: 10.1

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 8.88 AU - 11.08 AU

Year: 10980 Days

Day: 12.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,962,225 km

• M1: 126,709 km (0.088 R)
• M2: 478,414 km (0.113 R)
• M3: 977,173 km (0.115 R)
• M4: 1,351,168 km (0.104 R)
• M5: 1,835,715 km (0.105 R)
• M6: 2,749,609 km (0.11 R)
• M7: 3,580,775 km (0.034 R)
• M8: 5,326,731 km (0.118 R)
• M9: 6,163,432 km (0.113 R)
• M10: 7,085,404 km (0.094 R)
• M11: 8,722,453 km (0.093 R)
• M12: 10,646,731 km (0.087 R)
• M13: 13,689,851 km (0.12 R)
• M14: 14,699,337 km (0.118 R)
• M15: 15,253,448 km (0.049 R)
• M16: 15,630,584 km (0.056 R)
• M17: 17,337,346 km (0.108 R)
• M18: 20,503,136 km (0.085 R)
• M19: 24,632,187 km (0.119 R)
• M20: 24,977,758 km (0.096 R)
• M21: 25,855,748 km (0.032 R)
• M22: 26,392,505 km (0.099 R)
• M23: 29,284,382 km (0.055 R)
• M24: 33,954,977 km (0.069 R)
• M25: 36,132,224 km (0.104 R)
• M26: 36,803,171 km (0.066 R)
• M27: 38,054,706 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 932.2

Radius: 5.7

Gravity: 28.69 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 10.3 AU - 16.52 AU

Year: 17102 Days

Day: 15.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,962,225 km

• M1: 75,098 km (0.111 R)
• M2: 283,638 km (0.09 R)
• M3: 498,909 km (0.114 R)
• M4: 879,037 km (0.07 R)
• M5: 1,299,856 km (0.114 R)
• M6: 1,719,029 km (0.079 R)
• M7: 2,534,487 km (0.08 R)
• M8: 2,975,502 km (0.12 R)
• M9: 3,466,183 km (0.056 R)
• M10: 5,001,206 km (0.111 R)
• M11: 6,231,948 km (0.074 R)
• M12: 6,849,039 km (0.086 R)
• M13: 7,950,080 km (0.113 R)
• M14: 8,569,265 km (0.101 R)
• M15: 12,021,086 km (0.112 R)
• M16: 12,221,248 km (0.082 R)
• M17: 15,578,225 km (0.057 R)
• M18: 16,545,524 km (0.088 R)
• M19: 17,983,459 km (0.103 R)
• M20: 21,202,506 km (0.093 R)
• M21: 23,933,565 km (0.106 R)
• M22: 28,515,299 km (0.086 R)
• M23: 31,959,640 km (0.063 R)
• M24: 36,922,849 km (0.053 R)
• M25: 41,305,618 km (0.094 R)
• M26: 43,936,745 km (0.046 R)
• M27: 51,965,214 km (0.112 R)
• M28: 55,211,488 km (0.08 R)
• M29: 57,827,805 km (0.088 R)
• M30: 58,208,232 km (0.069 R)
• M31: 59,359,538 km (0.118 R)
• M32: 63,306,378 km (0.076 R)
• M33: 63,913,147 km (0.033 R)
• M34: 71,062,729 km (0.076 R)
• M35: 74,829,603 km (0.098 R)

Kuiper Belt

Range: 31.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 15,154 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit