🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.59 AU - 0.95 AU

Year: 289 Days

Day: 43.5 Hours

Environment

Temp: -4 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.12 AU - 1.28 AU

Year: 562 Days

Day: 34.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.6

Radius: 10.3

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.31 AU - 5.07 AU

Year: 4342 Days

Day: 11.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,536,207 km

• M1: 128,056 km (0.097 R)
• M2: 876,644 km (0.111 R)
• M3: 1,240,017 km (0.057 R)
• M4: 1,801,906 km (0.073 R)
• M5: 2,622,002 km (0.032 R)
• M6: 3,099,219 km (0.099 R)
• M7: 3,818,037 km (0.119 R)
• M8: 4,596,843 km (0.115 R)
• M9: 5,345,730 km (0.116 R)
• M10: 5,804,996 km (0.114 R)
• M11: 6,558,371 km (0.079 R)
• M12: 9,098,692 km (0.059 R)
• M13: 9,953,794 km (0.093 R)
• M14: 10,525,257 km (0.085 R)
• M15: 11,823,468 km (0.04 R)
• M16: 15,586,004 km (0.09 R)
• M17: 17,796,611 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.4

Radius: 8.8

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.09 AU - 7.61 AU

Year: 8518 Days

Day: 8.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,536,207 km

• M1: 109,805 km (0.106 R)
• M2: 432,787 km (0.088 R)
• M3: 720,912 km (0.113 R)
• M4: 1,143,227 km (0.093 R)
• M5: 1,936,694 km (0.06 R)
• M6: 2,477,341 km (0.077 R)
• M7: 3,473,214 km (0.072 R)
• M8: 3,814,297 km (0.088 R)
• M9: 4,272,066 km (0.107 R)
• M10: 4,564,231 km (0.115 R)
• M11: 7,336,878 km (0.088 R)
• M12: 8,156,375 km (0.109 R)
• M13: 9,725,058 km (0.064 R)
• M14: 11,531,901 km (0.047 R)
• M15: 11,908,888 km (0.03 R)
• M16: 12,687,695 km (0.098 R)
• M17: 13,919,035 km (0.081 R)
• M18: 14,292,730 km (0.056 R)
• M19: 15,060,317 km (0.118 R)
• M20: 18,406,971 km (0.037 R)
• M21: 19,183,683 km (0.034 R)
• M22: 20,185,091 km (0.111 R)
• M23: 21,502,899 km (0.101 R)
• M24: 23,548,350 km (0.1 R)
• M25: 26,527,143 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.8

Radius: 4.9

Gravity: 25.15 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 11.18 AU - 12.58 AU

Year: 17505 Days

Day: 20.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,536,207 km

• M1: 70,909 km (0.083 R)
• M2: 272,717 km (0.094 R)
• M3: 490,083 km (0.083 R)
• M4: 714,479 km (0.042 R)
• M5: 1,525,001 km (0.106 R)
• M6: 4,017,002 km (0.047 R)
• M7: 4,725,049 km (0.116 R)
• M8: 5,512,831 km (0.11 R)
• M9: 6,941,042 km (0.046 R)
• M10: 9,064,733 km (0.06 R)
• M11: 11,400,704 km (0.111 R)
• M12: 11,585,906 km (0.03 R)
• M13: 11,836,034 km (0.043 R)
• M14: 12,476,911 km (0.069 R)
• M15: 17,790,777 km (0.082 R)
• M16: 17,956,831 km (0.081 R)
• M17: 19,060,863 km (0.108 R)
• M18: 19,585,353 km (0.074 R)
• M19: 20,299,533 km (0.118 R)
• M20: 22,353,063 km (0.085 R)
• M21: 26,867,628 km (0.079 R)
• M22: 30,626,723 km (0.083 R)
• M23: 31,345,990 km (0.091 R)
• M24: 31,953,806 km (0.031 R)
• M25: 40,442,588 km (0.11 R)
• M26: 42,777,362 km (0.077 R)
• M27: 43,075,360 km (0.092 R)
• M28: 52,844,550 km (0.115 R)
• M29: 57,602,810 km (0.074 R)
• M30: 59,250,331 km (0.048 R)
• M31: 63,602,582 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.9

Radius: 7

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 10.45 AU - 15.97 AU

Year: 20525 Days

Day: 20.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,536,207 km

• M1: 96,939 km (0.109 R)
• M2: 967,150 km (0.06 R)
• M3: 1,277,416 km (0.035 R)
• M4: 1,777,971 km (0.095 R)
• M5: 2,863,902 km (0.118 R)
• M6: 4,396,233 km (0.068 R)
• M7: 4,764,543 km (0.051 R)
• M8: 8,774,514 km (0.091 R)
• M9: 10,283,806 km (0.084 R)
• M10: 11,495,100 km (0.058 R)
• M11: 11,841,419 km (0.112 R)
• M12: 14,330,429 km (0.09 R)
• M13: 21,771,277 km (0.095 R)
• M14: 23,665,037 km (0.093 R)
• M15: 39,692,504 km (0.119 R)
• M16: 50,198,762 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473.2

Radius: 4.3

Gravity: 25.59 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 12.17 AU - 18.15 AU

Year: 25234 Days

Day: 15.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 78,536,207 km

• M1: 53,556 km (0.074 R)
• M2: 233,971 km (0.112 R)
• M3: 574,905 km (0.113 R)
• M4: 769,980 km (0.118 R)
• M5: 1,165,816 km (0.101 R)
• M6: 1,339,649 km (0.095 R)
• M7: 1,685,669 km (0.078 R)
• M8: 1,889,421 km (0.096 R)
• M9: 3,030,554 km (0.104 R)
• M10: 3,564,768 km (0.039 R)
• M11: 5,038,755 km (0.101 R)
• M12: 5,909,714 km (0.102 R)
• M13: 8,951,787 km (0.075 R)
• M14: 9,286,886 km (0.097 R)
• M15: 10,041,458 km (0.106 R)
• M16: 11,475,204 km (0.102 R)
• M17: 11,870,591 km (0.112 R)
• M18: 16,752,718 km (0.114 R)
• M19: 17,090,659 km (0.075 R)
• M20: 18,309,283 km (0.064 R)
• M21: 18,848,733 km (0.086 R)
• M22: 19,214,351 km (0.119 R)
• M23: 21,015,359 km (0.091 R)
• M24: 22,108,022 km (0.102 R)
• M25: 24,839,978 km (0.119 R)
• M26: 25,723,803 km (0.049 R)
• M27: 27,553,983 km (0.091 R)
• M28: 30,962,570 km (0.07 R)
• M29: 41,917,024 km (0.062 R)
• M30: 47,406,069 km (0.093 R)
• M31: 56,697,144 km (0.083 R)
• M32: 66,075,734 km (0.104 R)
• M33: 66,918,568 km (0.098 R)
• M34: 72,126,519 km (0.119 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 14,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit