🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.62 AU - 0.7 AU

Year: 237 Days

Day: 35.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 40,217,736 km

• M1: 474,674 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.99 AU - 0.99 AU

Year: 436 Days

Day: 47.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.05 AU - 2.15 AU

Year: 1348 Days

Day: 37.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.4

Radius: 12.2

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.15 AU - 3.06 AU

Year: 1857 Days

Day: 6.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,217,736 km

• M1: 152,141 km (0.084 R)
• M2: 542,741 km (0.066 R)
• M3: 984,354 km (0.079 R)
• M4: 1,733,989 km (0.099 R)
• M5: 2,169,319 km (0.11 R)
• M6: 2,885,743 km (0.048 R)
• M7: 3,739,348 km (0.11 R)
• M8: 5,025,890 km (0.108 R)
• M9: 6,521,719 km (0.058 R)
• M10: 9,750,939 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.2

Radius: 10.5

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.41 AU - 8.75 AU

Year: 11132 Days

Day: 11.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 156.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,217,736 km

• M1: 130,599 km (0.118 R)
• M2: 487,240 km (0.101 R)
• M3: 1,415,345 km (0.119 R)
• M4: 1,802,056 km (0.055 R)
• M5: 2,563,659 km (0.073 R)
• M6: 3,507,621 km (0.079 R)
• M7: 3,876,380 km (0.025 R)
• M8: 4,963,957 km (0.059 R)
• M9: 6,098,058 km (0.113 R)
• M10: 8,360,127 km (0.115 R)
• M11: 10,830,287 km (0.092 R)
• M12: 12,024,677 km (0.057 R)
• M13: 13,952,545 km (0.106 R)
• M14: 16,078,330 km (0.036 R)
• M15: 17,927,809 km (0.055 R)
• M16: 20,043,871 km (0.112 R)
• M17: 21,566,627 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.7

Radius: 5.9

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.49 AU - 11.97 AU

Year: 13443 Days

Day: 19.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,217,736 km

• M1: 73,453 km (0.093 R)
• M2: 283,338 km (0.052 R)
• M3: 488,287 km (0.094 R)
• M4: 1,132,157 km (0.064 R)
• M5: 1,446,013 km (0.084 R)
• M6: 4,159,419 km (0.12 R)
• M7: 8,881,925 km (0.067 R)
• M8: 14,700,235 km (0.105 R)
• M9: 15,792,598 km (0.088 R)
• M10: 16,646,802 km (0.08 R)
• M11: 23,360,755 km (0.047 R)
• M12: 24,845,065 km (0.11 R)
• M13: 25,073,052 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924.6

Radius: 3.9

Gravity: 60.79 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 10.14 AU - 11.56 AU

Year: 15830 Days

Day: 21.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,217,736 km

• M1: 51,611 km (0.119 R)
• M2: 192,383 km (0.058 R)
• M3: 371,452 km (0.101 R)
• M4: 1,118,992 km (0.118 R)
• M5: 1,730,548 km (0.084 R)
• M6: 1,857,108 km (0.106 R)
• M7: 2,449,067 km (0.095 R)
• M8: 2,727,618 km (0.112 R)
• M9: 3,238,196 km (0.092 R)
• M10: 4,119,925 km (0.119 R)
• M11: 5,004,198 km (0.059 R)
• M12: 7,277,936 km (0.072 R)
• M13: 8,050,161 km (0.112 R)
• M14: 9,308,728 km (0.081 R)
• M15: 11,183,039 km (0.108 R)
• M16: 15,118,361 km (0.113 R)
• M17: 15,892,231 km (0.104 R)
• M18: 17,268,082 km (0.109 R)
• M19: 17,857,049 km (0.106 R)
• M20: 18,199,479 km (0.069 R)
• M21: 20,161,754 km (0.089 R)
• M22: 22,064,040 km (0.045 R)
• M23: 23,772,149 km (0.072 R)
• M24: 30,382,729 km (0.084 R)
• M25: 30,993,388 km (0.102 R)
• M26: 34,565,635 km (0.091 R)
• M27: 41,909,395 km (0.076 R)
• M28: 42,059,890 km (0.119 R)
• M29: 58,071,201 km (0.09 R)
• M30: 61,502,078 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86.1

Radius: 5.3

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 12.63 AU - 14.13 AU

Year: 21678 Days

Day: 18.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,217,736 km

• M1: 67,169 km (0.085 R)
• M2: 236,664 km (0.11 R)
• M3: 548,127 km (0.07 R)
• M4: 830,119 km (0.096 R)
• M5: 1,005,148 km (0.066 R)
• M6: 1,216,380 km (0.088 R)
• M7: 1,561,951 km (0.11 R)
• M8: 2,853,579 km (0.093 R)
• M9: 3,533,053 km (0.1 R)
• M10: 4,051,110 km (0.093 R)
• M11: 6,893,021 km (0.039 R)
• M12: 7,819,182 km (0.063 R)
• M13: 12,469,431 km (0.095 R)
• M14: 14,680,937 km (0.081 R)
• M15: 17,691,594 km (0.083 R)
• M16: 21,642,174 km (0.107 R)
• M17: 34,382,527 km (0.099 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 13,613 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit