🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.58 AU - 0.64 AU

Year: 171 Days

Day: 14.3 Hours

Environment

Temp: 231 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.11 AU - 1.37 AU

Year: 497 Days

Day: 41.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 35.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 102,184,738 km

• M1: 169,943 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.36 AU - 1.46 AU

Year: 603 Days

Day: 19.4 Hours

Environment

Temp: -15 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.76 AU - 2.76 AU

Year: 1223 Days

Day: 24.9 Hours

Environment

Temp: -77 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2 AU - 2.84 AU

Year: 1355 Days

Day: 27.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.57 AU - 5.45 AU

Year: 4036 Days

Day: 23.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.41 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.8

Radius: 7.4

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 11.31 AU - 16.31 AU

Year: 18470 Days

Day: 21.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 101.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 102,184,738 km

• M1: 147,204 km (0.086 R)
• M2: 429,795 km (0.074 R)
• M3: 1,813,874 km (0.111 R)
• M4: 2,089,134 km (0.05 R)
• M5: 2,914,167 km (0.078 R)
• M6: 3,189,576 km (0.066 R)
• M7: 3,706,437 km (0.049 R)
• M8: 4,634,392 km (0.078 R)
• M9: 6,101,648 km (0.026 R)
• M10: 6,387,231 km (0.089 R)
• M11: 7,902,956 km (0.118 R)
• M12: 8,795,756 km (0.084 R)
• M13: 29,815,155 km (0.115 R)
• M14: 46,738,264 km (0.095 R)
• M15: 54,534,557 km (0.032 R)
• M16: 62,197,110 km (0.069 R)
• M17: 62,962,303 km (0.071 R)
• M18: 66,284,273 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686.7

Radius: 5.7

Gravity: 21.14 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 13.33 AU - 17.77 AU

Year: 22068 Days

Day: 16.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 102,184,738 km

• M1: 70,909 km (0.116 R)
• M2: 249,380 km (0.113 R)
• M3: 498,909 km (0.073 R)
• M4: 1,222,364 km (0.118 R)
• M5: 1,433,896 km (0.073 R)
• M6: 2,286,454 km (0.087 R)
• M7: 3,798,589 km (0.111 R)
• M8: 5,877,700 km (0.045 R)
• M9: 6,575,574 km (0.105 R)
• M10: 7,523,726 km (0.099 R)
• M11: 8,613,995 km (0.049 R)
• M12: 9,629,166 km (0.117 R)
• M13: 14,491,995 km (0.05 R)
• M14: 16,336,087 km (0.109 R)
• M15: 16,841,728 km (0.103 R)
• M16: 17,619,637 km (0.07 R)
• M17: 18,330,975 km (0.071 R)
• M18: 18,693,750 km (0.074 R)
• M19: 21,770,380 km (0.105 R)
• M20: 27,344,696 km (0.041 R)
• M21: 28,539,085 km (0.09 R)
• M22: 30,268,885 km (0.074 R)
• M23: 35,594,420 km (0.087 R)
• M24: 37,742,496 km (0.084 R)
• M25: 39,221,570 km (0.117 R)
• M26: 39,975,393 km (0.09 R)
• M27: 40,432,415 km (0.11 R)
• M28: 41,046,963 km (0.052 R)
• M29: 43,087,628 km (0.102 R)
• M30: 45,194,863 km (0.108 R)
• M31: 45,525,026 km (0.094 R)
• M32: 50,495,116 km (0.111 R)
• M33: 51,207,800 km (0.102 R)
• M34: 53,386,095 km (0.093 R)
• M35: 54,125,706 km (0.068 R)
• M36: 57,152,520 km (0.112 R)
• M37: 68,199,126 km (0.076 R)
• M38: 76,771,533 km (0.108 R)
• M39: 78,663,348 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893.4

Radius: 3.1

Gravity: 92.97 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 17.56 AU - 18.24 AU

Year: 27255 Days

Day: 15.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 102,184,738 km

• M1: 38,596 km (0.106 R)
• M2: 206,445 km (0.096 R)
• M3: 576,700 km (0.096 R)
• M4: 984,504 km (0.112 R)
• M5: 1,171,351 km (0.079 R)
• M6: 2,233,197 km (0.094 R)
• M7: 3,742,789 km (0.117 R)
• M8: 5,129,113 km (0.093 R)
• M9: 5,254,625 km (0.116 R)
• M10: 7,660,608 km (0.114 R)
• M11: 10,242,667 km (0.079 R)
• M12: 10,508,802 km (0.104 R)
• M13: 10,643,739 km (0.051 R)
• M14: 12,502,792 km (0.027 R)
• M15: 13,748,344 km (0.049 R)
• M16: 16,302,278 km (0.098 R)
• M17: 17,881,134 km (0.03 R)
• M18: 20,593,493 km (0.056 R)
• M19: 22,770,741 km (0.037 R)
• M20: 23,914,716 km (0.07 R)
• M21: 24,265,223 km (0.108 R)
• M22: 25,823,884 km (0.105 R)
• M23: 27,320,760 km (0.099 R)
• M24: 27,961,188 km (0.105 R)
• M25: 34,477,522 km (0.103 R)
• M26: 38,483,005 km (0.079 R)
• M27: 40,102,701 km (0.064 R)
• M28: 42,959,273 km (0.075 R)
• M29: 43,824,696 km (0.113 R)
• M30: 43,999,127 km (0.098 R)
• M31: 45,233,160 km (0.087 R)
• M32: 45,589,951 km (0.094 R)
• M33: 49,261,831 km (0.104 R)
• M34: 54,726,342 km (0.07 R)
• M35: 59,934,592 km (0.047 R)
• M36: 76,002,301 km (0.063 R)
• M37: 77,012,984 km (0.104 R)
• M38: 78,032,493 km (0.12 R)
• M39: 90,410,969 km (0.063 R)
• M40: 98,551,487 km (0.104 R)
• M41: 101,878,544 km (0.102 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 12,332 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit