🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.54 AU - 0.8 AU

Year: 197 Days

Day: 46.8 Hours

Environment

Temp: 137 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 69,115,121 km

• M1: 34,108 km (0.102 R)
• M2: 120,576 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.79 AU - 0.87 AU

Year: 272 Days

Day: 14.6 Hours

Environment

Temp: 99 °C

Axial Tilt: 43.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,115,121 km

• M1: 46,824 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.11 AU - 4.55 AU

Year: 3243 Days

Day: 30.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.8

Radius: 14.1

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 9.4 AU - 9.74 AU

Year: 10655 Days

Day: 7.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,115,121 km

• M1: 176,376 km (0.065 R)
• M2: 698,772 km (0.072 R)
• M3: 1,209,798 km (0.054 R)
• M4: 4,463,103 km (0.112 R)
• M5: 6,176,298 km (0.118 R)
• M6: 9,518,314 km (0.107 R)
• M7: 10,040,560 km (0.057 R)
• M8: 15,225,922 km (0.12 R)
• M9: 17,633,999 km (0.045 R)
• M10: 18,759,274 km (0.098 R)
• M11: 22,423,225 km (0.07 R)
• M12: 23,743,725 km (0.071 R)
• M13: 27,840,164 km (0.117 R)
• M14: 31,900,699 km (0.112 R)
• M15: 32,483,382 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.9

Radius: 10.9

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.02 AU - 12.06 AU

Year: 12315 Days

Day: 14.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,115,121 km

• M1: 142,716 km (0.04 R)
• M2: 837,000 km (0.079 R)
• M3: 1,310,926 km (0.113 R)
• M4: 2,233,646 km (0.112 R)
• M5: 2,711,761 km (0.085 R)
• M6: 6,169,715 km (0.106 R)
• M7: 8,028,319 km (0.094 R)
• M8: 8,602,326 km (0.064 R)
• M9: 13,662,624 km (0.095 R)
• M10: 19,075,224 km (0.079 R)
• M11: 19,938,255 km (0.065 R)
• M12: 20,663,655 km (0.082 R)
• M13: 23,209,362 km (0.096 R)
• M14: 27,114,464 km (0.067 R)
• M15: 31,437,245 km (0.103 R)
• M16: 31,980,734 km (0.089 R)
• M17: 39,753,540 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.4

Radius: 13.4

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 11.72 AU - 13.18 AU

Year: 15810 Days

Day: 8.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,115,121 km

• M1: 167,400 km (0.092 R)
• M2: 721,810 km (0.104 R)
• M3: 1,530,087 km (0.118 R)
• M4: 2,646,087 km (0.084 R)
• M5: 3,081,716 km (0.108 R)
• M6: 5,938,437 km (0.086 R)
• M7: 7,548,110 km (0.099 R)
• M8: 8,002,289 km (0.054 R)
• M9: 8,514,812 km (0.104 R)
• M10: 9,175,735 km (0.077 R)
• M11: 10,741,277 km (0.119 R)
• M12: 11,268,310 km (0.104 R)
• M13: 12,635,485 km (0.086 R)
• M14: 15,576,280 km (0.05 R)
• M15: 17,270,775 km (0.083 R)
• M16: 24,540,484 km (0.069 R)
• M17: 25,288,323 km (0.066 R)
• M18: 27,004,510 km (0.095 R)
• M19: 29,164,853 km (0.12 R)
• M20: 34,650,158 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.8

Radius: 6.4

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 11.52 AU - 17.14 AU

Year: 19523 Days

Day: 17.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,115,121 km

• M1: 79,885 km (0.097 R)
• M2: 378,632 km (0.11 R)
• M3: 700,866 km (0.093 R)
• M4: 1,210,845 km (0.076 R)
• M5: 1,816,118 km (0.074 R)
• M6: 2,057,569 km (0.103 R)
• M7: 6,931,617 km (0.064 R)
• M8: 7,431,573 km (0.109 R)
• M9: 8,554,605 km (0.057 R)
• M10: 10,069,283 km (0.084 R)
• M11: 11,628,093 km (0.083 R)
• M12: 11,945,390 km (0.118 R)
• M13: 13,341,288 km (0.057 R)
• M14: 18,863,992 km (0.112 R)
• M15: 19,390,577 km (0.092 R)
• M16: 19,927,035 km (0.081 R)
• M17: 20,290,109 km (0.075 R)
• M18: 21,123,070 km (0.114 R)
• M19: 23,860,412 km (0.103 R)
• M20: 26,715,487 km (0.088 R)
• M21: 27,828,196 km (0.083 R)
• M22: 32,589,148 km (0.039 R)
• M23: 34,116,842 km (0.075 R)
• M24: 40,126,637 km (0.115 R)
• M25: 40,415,510 km (0.075 R)
• M26: 44,143,340 km (0.098 R)
• M27: 47,608,176 km (0.068 R)
• M28: 48,256,982 km (0.098 R)
• M29: 57,054,234 km (0.094 R)
• M30: 58,524,482 km (0.097 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 20,236 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit