🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.46 AU - 0.54 AU

Year: 135 Days

Day: 29.1 Hours

Environment

Temp: 204 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.01 AU - 1.17 AU

Year: 436 Days

Day: 36.6 Hours

Environment

Temp: -10 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 68,684,173 km

• M1: 201,957 km (0.066 R)
• M2: 302,337 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.84 AU - 1.96 AU

Year: 1003 Days

Day: 39.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,684,173 km

• M1: 29,022 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.8 AU - 2.58 AU

Year: 1241 Days

Day: 14.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.5

Radius: 10.1

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.68 AU - 5.92 AU

Year: 4027 Days

Day: 12.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,684,173 km

• M1: 125,662 km (0.043 R)
• M2: 459,116 km (0.087 R)
• M3: 788,830 km (0.03 R)
• M4: 1,532,032 km (0.093 R)
• M5: 1,997,580 km (0.086 R)
• M6: 2,706,824 km (0.094 R)
• M7: 3,082,614 km (0.095 R)
• M8: 3,659,314 km (0.078 R)
• M9: 3,984,988 km (0.064 R)
• M10: 4,924,014 km (0.071 R)
• M11: 5,915,698 km (0.111 R)
• M12: 6,335,619 km (0.098 R)
• M13: 7,370,388 km (0.062 R)
• M14: 8,933,686 km (0.057 R)
• M15: 9,366,771 km (0.091 R)
• M16: 10,147,822 km (0.091 R)
• M17: 15,773,899 km (0.045 R)
• M18: 16,175,120 km (0.113 R)
• M19: 16,641,866 km (0.118 R)
• M20: 21,396,684 km (0.1 R)
• M21: 23,782,172 km (0.12 R)
• M22: 24,158,411 km (0.028 R)
• M23: 26,179,627 km (0.089 R)
• M24: 26,823,497 km (0.068 R)
• M25: 27,395,559 km (0.032 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.9

Radius: 11.2

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 6.81 AU - 8.95 AU

Year: 8470 Days

Day: 9.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,684,173 km

• M1: 139,575 km (0.083 R)
• M2: 541,395 km (0.108 R)
• M3: 911,051 km (0.111 R)
• M4: 1,332,319 km (0.11 R)
• M5: 1,868,777 km (0.099 R)
• M6: 2,868,240 km (0.115 R)
• M7: 4,764,692 km (0.093 R)
• M8: 6,834,229 km (0.087 R)
• M9: 7,586,258 km (0.094 R)
• M10: 8,839,439 km (0.04 R)
• M11: 9,683,919 km (0.071 R)
• M12: 10,125,831 km (0.111 R)
• M13: 11,752,259 km (0.062 R)
• M14: 12,312,354 km (0.116 R)
• M15: 15,317,775 km (0.081 R)
• M16: 16,190,529 km (0.102 R)
• M17: 16,744,041 km (0.052 R)
• M18: 18,257,074 km (0.064 R)
• M19: 19,008,653 km (0.081 R)
• M20: 20,333,791 km (0.114 R)
• M21: 21,886,617 km (0.119 R)
• M22: 22,393,006 km (0.115 R)
• M23: 24,316,835 km (0.105 R)
• M24: 29,400,170 km (0.051 R)
• M25: 44,506,563 km (0.076 R)
• M26: 45,730,124 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 700.5

Radius: 3.6

Gravity: 54.05 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 11.72 AU - 13.32 AU

Year: 16962 Days

Day: 15.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 91.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 68,684,173 km

• M1: 44,879 km (0.113 R)
• M2: 202,705 km (0.09 R)
• M3: 325,974 km (0.092 R)
• M4: 538,253 km (0.068 R)
• M5: 653,593 km (0.04 R)
• M6: 765,792 km (0.107 R)
• M7: 1,005,597 km (0.105 R)
• M8: 1,410,858 km (0.096 R)
• M9: 1,567,786 km (0.062 R)
• M10: 3,578,231 km (0.087 R)
• M11: 3,992,318 km (0.094 R)
• M12: 4,339,535 km (0.079 R)
• M13: 4,537,303 km (0.114 R)
• M14: 4,810,170 km (0.09 R)
• M15: 6,857,417 km (0.081 R)
• M16: 7,494,255 km (0.112 R)
• M17: 7,778,940 km (0.113 R)
• M18: 8,676,228 km (0.084 R)
• M19: 9,203,560 km (0.052 R)
• M20: 9,920,433 km (0.115 R)
• M21: 15,244,621 km (0.098 R)
• M22: 15,471,861 km (0.064 R)
• M23: 18,038,212 km (0.106 R)
• M24: 18,548,939 km (0.105 R)
• M25: 18,982,025 km (0.104 R)
• M26: 23,087,140 km (0.12 R)
• M27: 25,451,385 km (0.117 R)
• M28: 28,541,179 km (0.116 R)
• M29: 30,774,376 km (0.116 R)
• M30: 34,533,322 km (0.063 R)
• M31: 35,584,995 km (0.119 R)
• M32: 37,752,070 km (0.06 R)
• M33: 45,870,298 km (0.049 R)
• M34: 46,661,371 km (0.037 R)
• M35: 52,626,736 km (0.066 R)
• M36: 54,546,076 km (0.113 R)
• M37: 57,055,581 km (0.047 R)
• M38: 58,894,438 km (0.096 R)
• M39: 59,828,527 km (0.102 R)
• M40: 60,582,949 km (0.113 R)
• M41: 63,468,243 km (0.091 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 17,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit