🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.15 AU - 1.23 AU

Year: 456 Days

Day: 30 Hours

Environment

Temp: 23 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 52,044,650 km

• M1: 709,094 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.35 AU - 1.41 AU

Year: 570 Days

Day: 16.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 52,044,650 km

• M1: 864,376 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.18 AU - 1.84 AU

Year: 652 Days

Day: 40.4 Hours

Environment

Temp: -20 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 52,044,650 km

• M1: 24,684 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.63 AU - 2.33 AU

Year: 979 Days

Day: 38.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,044,650 km

• M1: 37,399 km (0.111 R)

Asteroid Belt

Center: 3.02 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.44 AU - 4.68 AU

Year: 2875 Days

Day: 42.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,044,650 km

• M1: 425,756 km (0.115 R)

Asteroid Belt

Center: 9.93 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 15.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 905

Radius: 6.5

Gravity: 21.42 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 14.54 AU - 17.04 AU

Year: 22052 Days

Day: 24.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 52,044,650 km

• M1: 83,027 km (0.094 R)
• M2: 290,220 km (0.113 R)
• M3: 558,000 km (0.084 R)
• M4: 793,018 km (0.098 R)
• M5: 1,251,087 km (0.117 R)
• M6: 3,080,968 km (0.038 R)
• M7: 3,865,310 km (0.118 R)
• M8: 4,374,541 km (0.077 R)
• M9: 5,121,932 km (0.076 R)
• M10: 5,609,322 km (0.119 R)
• M11: 7,459,698 km (0.082 R)
• M12: 10,748,457 km (0.079 R)
• M13: 13,185,556 km (0.106 R)
• M14: 14,099,599 km (0.065 R)
• M15: 14,892,917 km (0.12 R)
• M16: 16,829,910 km (0.064 R)
• M17: 18,087,879 km (0.116 R)
• M18: 19,023,912 km (0.11 R)
• M19: 19,893,525 km (0.092 R)
• M20: 20,388,095 km (0.078 R)
• M21: 25,098,633 km (0.116 R)
• M22: 31,276,427 km (0.075 R)
• M23: 31,676,452 km (0.12 R)
• M24: 33,588,013 km (0.084 R)
• M25: 34,572,068 km (0.106 R)
• M26: 41,042,625 km (0.09 R)
• M27: 45,663,104 km (0.119 R)
• M28: 46,177,871 km (0.058 R)
• M29: 46,870,210 km (0.079 R)
• M30: 49,347,850 km (0.084 R)
• M31: 52,284,755 km (0.094 R)
• M32: 54,178,215 km (0.102 R)
• M33: 57,501,382 km (0.103 R)
• M34: 64,550,434 km (0.092 R)
• M35: 78,355,774 km (0.064 R)
• M36: 83,361,319 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 367.9

Radius: 7.4

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 14 AU - 18.76 AU

Year: 23300 Days

Day: 21.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,044,650 km

• M1: 93,050 km (0.078 R)
• M2: 458,517 km (0.114 R)
• M3: 1,321,847 km (0.054 R)
• M4: 1,794,576 km (0.104 R)
• M5: 2,572,036 km (0.081 R)
• M6: 2,949,322 km (0.034 R)
• M7: 3,584,066 km (0.075 R)
• M8: 6,158,944 km (0.106 R)
• M9: 6,491,351 km (0.057 R)
• M10: 6,923,539 km (0.091 R)
• M11: 8,589,012 km (0.106 R)
• M12: 8,899,129 km (0.095 R)
• M13: 10,101,147 km (0.118 R)
• M14: 10,388,675 km (0.054 R)
• M15: 12,037,393 km (0.119 R)
• M16: 12,890,250 km (0.102 R)
• M17: 13,503,901 km (0.114 R)
• M18: 14,497,081 km (0.107 R)
• M19: 15,085,898 km (0.103 R)
• M20: 17,029,174 km (0.11 R)
• M21: 19,931,822 km (0.115 R)
• M22: 21,311,114 km (0.115 R)
• M23: 23,749,709 km (0.086 R)
• M24: 29,289,618 km (0.08 R)
• M25: 35,236,731 km (0.055 R)
• M26: 36,975,807 km (0.118 R)
• M27: 38,351,957 km (0.085 R)
• M28: 38,771,280 km (0.108 R)
• M29: 44,505,666 km (0.076 R)
• M30: 59,841,691 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.1

Radius: 5.1

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 17.18 AU - 18.8 AU

Year: 26818 Days

Day: 21.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,044,650 km

• M1: 65,225 km (0.1 R)
• M2: 260,450 km (0.117 R)
• M3: 684,709 km (0.111 R)
• M4: 2,316,523 km (0.099 R)
• M5: 2,507,111 km (0.108 R)
• M6: 2,939,598 km (0.102 R)
• M7: 4,976,672 km (0.09 R)
• M8: 8,351,002 km (0.049 R)
• M9: 12,255,357 km (0.118 R)
• M10: 15,342,010 km (0.111 R)
• M11: 17,554,562 km (0.117 R)
• M12: 21,980,266 km (0.104 R)
• M13: 24,696,963 km (0.113 R)
• M14: 25,877,888 km (0.088 R)
• M15: 32,450,471 km (0.115 R)
• M16: 34,692,644 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.2

Radius: 8

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 18.26 AU - 21.82 AU

Year: 31530 Days

Day: 15.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,044,650 km

• M1: 546,930 km (0.103 R)
• M2: 891,753 km (0.072 R)
• M3: 1,239,718 km (0.05 R)
• M4: 2,087,638 km (0.035 R)
• M5: 2,688,274 km (0.108 R)
• M6: 4,434,530 km (0.099 R)
• M7: 6,173,455 km (0.07 R)
• M8: 14,103,190 km (0.04 R)
• M9: 19,568,748 km (0.076 R)
• M10: 21,320,090 km (0.084 R)
• M11: 24,560,978 km (0.118 R)
• M12: 26,695,441 km (0.099 R)
• M13: 28,740,444 km (0.055 R)
• M14: 29,267,477 km (0.087 R)
• M15: 30,016,214 km (0.07 R)
• M16: 30,668,162 km (0.082 R)
• M17: 31,775,635 km (0.059 R)
• M18: 33,370,498 km (0.06 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 13,925 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit