🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.41 AU - 0.63 AU

Year: 242 Days

Day: 33 Hours

Environment

Temp: -125 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,477,598 km

• M1: 281,842 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.4

Radius: 10.2

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.71 AU - 0.75 AU

Year: 403 Days

Day: 9.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,477,598 km

• M1: 126,859 km (0.101 R)
• M2: 470,336 km (0.089 R)
• M3: 794,813 km (0.118 R)
• M4: 1,168,958 km (0.107 R)
• M5: 1,563,896 km (0.076 R)
• M6: 2,299,020 km (0.072 R)
• M7: 3,069,449 km (0.113 R)
• M8: 3,425,043 km (0.119 R)
• M9: 3,872,490 km (0.102 R)
• M10: 4,486,590 km (0.1 R)
• M11: 5,195,833 km (0.055 R)
• M12: 5,669,759 km (0.069 R)

Asteroid Belt

Center: 1.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.9

Radius: 13.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.07 AU - 1.75 AU

Year: 1081 Days

Day: 14.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,477,598 km

• M1: 172,337 km (0.039 R)
• M2: 661,821 km (0.106 R)
• M3: 1,682,527 km (0.118 R)
• M4: 2,542,266 km (0.077 R)
• M5: 3,693,272 km (0.118 R)
• M6: 4,206,094 km (0.099 R)
• M7: 5,261,357 km (0.09 R)
• M8: 7,096,325 km (0.117 R)
• M9: 7,918,814 km (0.119 R)
• M10: 9,131,604 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.3

Radius: 10.5

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.94 AU - 3.02 AU

Year: 3322 Days

Day: 14.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,477,598 km

• M1: 130,749 km (0.074 R)
• M2: 474,076 km (0.089 R)
• M3: 857,794 km (0.097 R)
• M4: 1,512,135 km (0.049 R)
• M5: 3,177,160 km (0.103 R)
• M6: 3,710,775 km (0.111 R)
• M7: 4,066,519 km (0.116 R)
• M8: 4,632,896 km (0.087 R)
• M9: 5,182,220 km (0.111 R)
• M10: 5,652,705 km (0.076 R)
• M11: 6,679,246 km (0.066 R)
• M12: 7,066,405 km (0.109 R)
• M13: 8,541,739 km (0.074 R)
• M14: 9,031,971 km (0.077 R)
• M15: 9,890,514 km (0.057 R)
• M16: 10,468,111 km (0.084 R)
• M17: 12,709,985 km (0.089 R)
• M18: 13,655,144 km (0.096 R)
• M19: 14,190,256 km (0.093 R)
• M20: 14,600,603 km (0.061 R)
• M21: 15,112,826 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475

Radius: 10.3

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.54 AU - 7.24 AU

Year: 9230 Days

Day: 6.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,477,598 km

• M1: 128,056 km (0.102 R)
• M2: 717,621 km (0.097 R)
• M3: 1,136,495 km (0.074 R)
• M4: 3,954,470 km (0.096 R)
• M5: 4,617,488 km (0.073 R)
• M6: 5,169,504 km (0.086 R)
• M7: 7,789,561 km (0.109 R)
• M8: 8,278,447 km (0.112 R)
• M9: 10,200,480 km (0.048 R)
• M10: 11,758,991 km (0.108 R)
• M11: 12,789,571 km (0.11 R)
• M12: 13,586,628 km (0.036 R)
• M13: 16,705,295 km (0.12 R)
• M14: 21,910,852 km (0.101 R)
• M15: 25,010,221 km (0.091 R)
• M16: 27,355,616 km (0.097 R)
• M17: 31,142,986 km (0.117 R)
• M18: 31,652,516 km (0.095 R)
• M19: 34,392,251 km (0.065 R)
• M20: 35,156,098 km (0.116 R)
• M21: 36,604,505 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347.8

Radius: 5.4

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.24 AU - 10.82 AU

Year: 17521 Days

Day: 22.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,477,598 km

• M1: 68,067 km (0.098 R)
• M2: 316,549 km (0.061 R)
• M3: 682,765 km (0.099 R)
• M4: 1,365,679 km (0.105 R)
• M5: 2,248,755 km (0.069 R)
• M6: 3,334,537 km (0.105 R)
• M7: 3,593,042 km (0.044 R)
• M8: 3,837,036 km (0.083 R)
• M9: 6,799,522 km (0.099 R)
• M10: 8,759,105 km (0.057 R)
• M11: 10,292,782 km (0.111 R)
• M12: 13,296,109 km (0.078 R)
• M13: 13,489,090 km (0.094 R)
• M14: 13,684,016 km (0.101 R)
• M15: 16,390,840 km (0.119 R)
• M16: 16,687,194 km (0.106 R)
• M17: 24,917,769 km (0.118 R)
• M18: 25,507,035 km (0.039 R)
• M19: 25,705,552 km (0.064 R)
• M20: 44,715,103 km (0.078 R)
• M21: 51,673,349 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.8

Radius: 5.9

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.76 AU - 12.2 AU

Year: 20357 Days

Day: 15.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 49,477,598 km

• M1: 73,453 km (0.072 R)
• M2: 279,598 km (0.092 R)
• M3: 826,977 km (0.119 R)
• M4: 1,193,193 km (0.043 R)
• M5: 1,707,510 km (0.12 R)
• M6: 2,191,609 km (0.103 R)
• M7: 2,397,605 km (0.112 R)
• M8: 2,762,923 km (0.116 R)
• M9: 3,095,030 km (0.092 R)
• M10: 3,503,283 km (0.102 R)
• M11: 4,056,346 km (0.037 R)
• M12: 5,502,958 km (0.105 R)
• M13: 5,814,869 km (0.042 R)
• M14: 6,979,937 km (0.074 R)
• M15: 7,304,266 km (0.079 R)
• M16: 7,681,103 km (0.082 R)
• M17: 8,203,648 km (0.087 R)
• M18: 8,983,951 km (0.095 R)
• M19: 10,375,510 km (0.079 R)
• M20: 14,471,500 km (0.12 R)
• M21: 17,905,519 km (0.096 R)
• M22: 20,255,851 km (0.092 R)
• M23: 23,338,315 km (0.048 R)
• M24: 26,231,687 km (0.113 R)
• M25: 31,716,993 km (0.107 R)
• M26: 33,397,874 km (0.104 R)
• M27: 34,550,825 km (0.114 R)
• M28: 35,137,099 km (0.106 R)
• M29: 35,373,464 km (0.077 R)
• M30: 37,425,797 km (0.067 R)
• M31: 42,297,751 km (0.106 R)
• M32: 43,646,675 km (0.12 R)
• M33: 44,194,203 km (0.101 R)
• M34: 45,442,747 km (0.079 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 14,910 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit