🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.57 AU - 0.61 AU

Year: 163 Days

Day: 32.4 Hours

Environment

Temp: 159 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.16 AU - 1.3 AU

Year: 491 Days

Day: 32 Hours

Environment

Temp: 14 °C

Axial Tilt: 49.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.17 AU - 1.59 AU

Year: 583 Days

Day: 35.4 Hours

Environment

Temp: -10 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 81,249,871 km

• M1: 28,424 km (0.083 R)
• M2: 191,036 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.75 AU - 3.83 AU

Year: 2655 Days

Day: 20.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,249,871 km

• M1: 511,026 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.55 AU - 4.65 AU

Year: 2988 Days

Day: 22.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.9

Radius: 8.4

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.32 AU - 6.62 AU

Year: 4604 Days

Day: 5.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,249,871 km

• M1: 104,419 km (0.082 R)
• M2: 462,108 km (0.081 R)
• M3: 841,937 km (0.073 R)
• M4: 1,492,538 km (0.082 R)
• M5: 2,018,075 km (0.059 R)
• M6: 2,559,769 km (0.099 R)
• M7: 3,908,992 km (0.092 R)
• M8: 4,424,955 km (0.044 R)
• M9: 6,004,260 km (0.088 R)
• M10: 6,372,869 km (0.114 R)
• M11: 7,087,947 km (0.082 R)
• M12: 7,783,577 km (0.104 R)
• M13: 8,222,198 km (0.108 R)
• M14: 8,638,828 km (0.111 R)
• M15: 9,637,992 km (0.092 R)
• M16: 11,959,901 km (0.079 R)
• M17: 13,876,100 km (0.118 R)
• M18: 14,250,244 km (0.102 R)
• M19: 14,576,368 km (0.105 R)
• M20: 14,851,777 km (0.05 R)
• M21: 15,130,777 km (0.116 R)
• M22: 16,459,207 km (0.11 R)
• M23: 20,016,195 km (0.09 R)
• M24: 21,331,011 km (0.055 R)
• M25: 23,978,295 km (0.105 R)
• M26: 24,362,612 km (0.118 R)
• M27: 24,750,818 km (0.116 R)
• M28: 25,301,488 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.5

Radius: 12.6

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 9.87 AU - 10.83 AU

Year: 11983 Days

Day: 13.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,249,871 km

• M1: 156,779 km (0.088 R)
• M2: 1,155,195 km (0.119 R)
• M3: 1,599,650 km (0.076 R)
• M4: 2,969,817 km (0.086 R)
• M5: 3,378,219 km (0.12 R)
• M6: 4,953,036 km (0.097 R)
• M7: 5,723,615 km (0.076 R)
• M8: 12,507,878 km (0.11 R)
• M9: 12,953,530 km (0.108 R)
• M10: 13,409,804 km (0.059 R)
• M11: 19,982,984 km (0.115 R)
• M12: 21,293,911 km (0.108 R)
• M13: 22,743,813 km (0.031 R)
• M14: 23,577,223 km (0.085 R)
• M15: 27,675,456 km (0.112 R)
• M16: 28,242,732 km (0.102 R)
• M17: 29,498,755 km (0.106 R)
• M18: 32,121,954 km (0.088 R)
• M19: 36,005,515 km (0.082 R)
• M20: 40,675,960 km (0.039 R)

Asteroid Belt

Center: 12.67 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.5

Radius: 8

Gravity: 12.88 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 11.92 AU - 18.04 AU

Year: 20866 Days

Day: 19.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,249,871 km

• M1: 99,483 km (0.094 R)
• M2: 473,028 km (0.07 R)
• M3: 949,198 km (0.098 R)
• M4: 1,886,130 km (0.066 R)
• M5: 2,148,674 km (0.097 R)
• M6: 2,773,694 km (0.096 R)
• M7: 5,915,100 km (0.104 R)
• M8: 6,483,273 km (0.117 R)
• M9: 6,991,756 km (0.086 R)
• M10: 8,036,547 km (0.116 R)
• M11: 8,623,569 km (0.115 R)
• M12: 10,619,504 km (0.092 R)
• M13: 11,392,177 km (0.058 R)
• M14: 12,132,836 km (0.1 R)
• M15: 13,487,146 km (0.075 R)
• M16: 14,010,589 km (0.028 R)
• M17: 14,547,495 km (0.08 R)
• M18: 15,991,414 km (0.118 R)
• M19: 21,091,654 km (0.038 R)
• M20: 22,207,056 km (0.12 R)
• M21: 22,726,759 km (0.079 R)
• M22: 26,247,246 km (0.115 R)
• M23: 31,527,901 km (0.059 R)
• M24: 33,118,874 km (0.108 R)
• M25: 39,714,495 km (0.115 R)
• M26: 40,789,355 km (0.11 R)
• M27: 42,358,188 km (0.107 R)
• M28: 46,455,524 km (0.112 R)
• M29: 49,564,168 km (0.056 R)
• M30: 50,095,390 km (0.118 R)
• M31: 50,989,237 km (0.117 R)
• M32: 53,177,705 km (0.116 R)
• M33: 53,548,408 km (0.049 R)
• M34: 65,702,338 km (0.115 R)
• M35: 71,172,683 km (0.111 R)
• M36: 72,075,207 km (0.039 R)
• M37: 81,523,958 km (0.107 R)
• M38: 83,258,097 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.5

Radius: 4.5

Gravity: 26.49 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 16.62 AU - 17.12 AU

Year: 24937 Days

Day: 18.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,249,871 km

• M1: 56,398 km (0.067 R)
• M2: 218,413 km (0.088 R)
• M3: 441,015 km (0.085 R)
• M4: 715,377 km (0.036 R)
• M5: 1,136,794 km (0.076 R)
• M6: 1,566,888 km (0.115 R)
• M7: 1,838,259 km (0.105 R)
• M8: 2,359,607 km (0.098 R)
• M9: 4,269,523 km (0.075 R)
• M10: 4,835,302 km (0.045 R)
• M11: 5,370,115 km (0.074 R)
• M12: 5,734,236 km (0.109 R)
• M13: 6,421,788 km (0.099 R)
• M14: 7,504,128 km (0.074 R)
• M15: 13,055,406 km (0.047 R)
• M16: 13,344,728 km (0.062 R)
• M17: 13,638,389 km (0.096 R)
• M18: 14,778,175 km (0.073 R)
• M19: 18,758,675 km (0.097 R)
• M20: 25,249,577 km (0.076 R)
• M21: 34,584,335 km (0.105 R)
• M22: 36,263,870 km (0.12 R)
• M23: 36,835,633 km (0.09 R)
• M24: 39,182,525 km (0.084 R)
• M25: 39,935,900 km (0.079 R)
• M26: 41,161,256 km (0.105 R)
• M27: 41,316,239 km (0.102 R)
• M28: 43,365,730 km (0.043 R)
• M29: 52,060,957 km (0.107 R)
• M30: 55,955,139 km (0.039 R)
• M31: 64,734,888 km (0.066 R)
• M32: 68,142,129 km (0.099 R)
• M33: 75,775,361 km (0.086 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 12,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit