🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.45 AU - 0.55 AU

Year: 158 Days

Day: 15.6 Hours

Environment

Temp: 43 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.6 AU - 0.9 AU

Year: 290 Days

Day: 19.4 Hours

Environment

Temp: -44 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.72 AU - 1.14 AU

Year: 400 Days

Day: 32.2 Hours

Environment

Temp: -51 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.81 AU - 1.19 AU

Year: 446 Days

Day: 38.3 Hours

Environment

Temp: -74 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.92 AU - 2.1 AU

Year: 1272 Days

Day: 47.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,769,474 km

• M1: 260,001 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.5

Radius: 8.4

Gravity: 11.22 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.35 AU - 3.11 AU

Year: 2013 Days

Day: 13.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 99,769,474 km

• M1: 104,419 km (0.045 R)
• M2: 435,031 km (0.091 R)
• M3: 704,905 km (0.093 R)
• M4: 1,099,694 km (0.114 R)
• M5: 1,638,097 km (0.112 R)
• M6: 2,409,124 km (0.098 R)
• M7: 3,250,911 km (0.076 R)
• M8: 3,648,842 km (0.084 R)
• M9: 4,196,669 km (0.088 R)
• M10: 5,527,342 km (0.086 R)
• M11: 7,290,503 km (0.114 R)
• M12: 8,410,542 km (0.091 R)
• M13: 9,162,122 km (0.034 R)
• M14: 9,571,721 km (0.08 R)
• M15: 10,874,269 km (0.101 R)
• M16: 11,765,873 km (0.106 R)
• M17: 14,457,288 km (0.118 R)
• M18: 15,390,928 km (0.077 R)
• M19: 16,068,158 km (0.075 R)
• M20: 17,018,703 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.4

Radius: 10.6

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.95 AU - 4.33 AU

Year: 3099 Days

Day: 12.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 99,769,474 km

• M1: 134,788 km (0.113 R)
• M2: 481,406 km (0.109 R)
• M3: 845,826 km (0.119 R)
• M4: 1,258,866 km (0.05 R)
• M5: 1,735,335 km (0.108 R)
• M6: 2,373,669 km (0.08 R)
• M7: 2,790,898 km (0.094 R)
• M8: 3,451,821 km (0.098 R)
• M9: 4,480,606 km (0.038 R)
• M10: 7,064,610 km (0.119 R)
• M11: 8,765,986 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.8

Radius: 9.7

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.1 AU - 7.9 AU

Year: 9165 Days

Day: 8.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 99,769,474 km

• M1: 120,875 km (0.066 R)
• M2: 472,430 km (0.108 R)
• M3: 794,365 km (0.075 R)
• M4: 1,335,759 km (0.109 R)
• M5: 1,942,828 km (0.062 R)
• M6: 2,489,608 km (0.055 R)
• M7: 3,261,084 km (0.088 R)
• M8: 4,310,812 km (0.077 R)
• M9: 6,956,002 km (0.082 R)
• M10: 7,502,184 km (0.096 R)
• M11: 10,251,344 km (0.096 R)
• M12: 11,250,957 km (0.081 R)
• M13: 14,994,643 km (0.092 R)
• M14: 21,630,207 km (0.116 R)
• M15: 22,090,519 km (0.111 R)
• M16: 23,916,062 km (0.043 R)
• M17: 28,045,861 km (0.048 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 907.3

Radius: 8

Gravity: 14.18 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 9.67 AU - 9.69 AU

Year: 13439 Days

Day: 15 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 99,769,474 km

• M1: 109,057 km (0.068 R)
• M2: 419,472 km (0.091 R)
• M3: 1,519,615 km (0.111 R)
• M4: 1,862,493 km (0.093 R)
• M5: 2,462,979 km (0.105 R)
• M6: 3,421,154 km (0.079 R)
• M7: 3,695,516 km (0.112 R)
• M8: 4,383,068 km (0.085 R)
• M9: 4,875,544 km (0.052 R)
• M10: 5,188,503 km (0.12 R)
• M11: 6,289,094 km (0.069 R)
• M12: 8,100,276 km (0.118 R)
• M13: 9,047,530 km (0.104 R)
• M14: 12,587,913 km (0.1 R)
• M15: 13,994,133 km (0.104 R)
• M16: 15,280,226 km (0.03 R)
• M17: 15,952,070 km (0.1 R)
• M18: 16,957,068 km (0.114 R)
• M19: 17,921,675 km (0.078 R)
• M20: 20,943,851 km (0.072 R)
• M21: 21,865,973 km (0.118 R)
• M22: 22,337,206 km (0.091 R)
• M23: 27,536,480 km (0.061 R)
• M24: 28,754,955 km (0.1 R)
• M25: 32,260,033 km (0.075 R)
• M26: 37,095,784 km (0.047 R)
• M27: 39,825,048 km (0.084 R)
• M28: 41,669,141 km (0.1 R)
• M29: 52,083,247 km (0.071 R)
• M30: 54,976,918 km (0.103 R)
• M31: 60,711,304 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.8

Radius: 7.4

Gravity: 17.58 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 11.11 AU - 18.43 AU

Year: 25329 Days

Day: 23 Hours

Environment

Temp: -204 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 99,769,474 km

• M1: 92,003 km (0.086 R)
• M2: 539,749 km (0.1 R)
• M3: 1,418,936 km (0.075 R)
• M4: 2,142,541 km (0.092 R)
• M5: 3,267,217 km (0.079 R)
• M6: 4,820,492 km (0.114 R)
• M7: 5,223,359 km (0.106 R)
• M8: 6,281,914 km (0.094 R)
• M9: 7,852,392 km (0.036 R)
• M10: 8,699,266 km (0.115 R)
• M11: 8,994,722 km (0.066 R)
• M12: 9,357,945 km (0.043 R)
• M13: 9,857,602 km (0.067 R)
• M14: 10,774,637 km (0.081 R)
• M15: 11,890,936 km (0.096 R)
• M16: 12,777,304 km (0.118 R)
• M17: 14,026,745 km (0.091 R)
• M18: 14,433,352 km (0.061 R)
• M19: 16,227,629 km (0.036 R)
• M20: 17,503,400 km (0.064 R)
• M21: 18,942,980 km (0.105 R)
• M22: 28,879,420 km (0.045 R)
• M23: 35,168,066 km (0.081 R)
• M24: 50,745,094 km (0.113 R)
• M25: 52,283,857 km (0.042 R)
• M26: 56,880,551 km (0.082 R)
• M27: 57,706,481 km (0.055 R)
• M28: 59,594,257 km (0.056 R)
• M29: 60,232,591 km (0.066 R)
• M30: 64,604,738 km (0.105 R)
• M31: 70,361,563 km (0.048 R)
• M32: 72,273,574 km (0.074 R)
• M33: 73,974,651 km (0.049 R)
• M34: 83,677,719 km (0.064 R)
• M35: 83,943,853 km (0.059 R)
• M36: 91,628,845 km (0.118 R)
• M37: 93,620,741 km (0.112 R)
• M38: 94,771,897 km (0.063 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 11,070 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit