🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.47 AU - 0.69 AU

Year: 290 Days

Day: 45.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,499,688 km

• M1: 40,242 km (0.1 R)
• M2: 482,902 km (0.106 R)

Asteroid Belt

Center: 1.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.9

Radius: 14.7

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.73 AU - 1.93 AU

Year: 1624 Days

Day: 5.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 36,499,688 km

• M1: 182,809 km (0.03 R)
• M2: 695,481 km (0.095 R)
• M3: 1,458,579 km (0.076 R)
• M4: 1,924,427 km (0.108 R)
• M5: 2,574,879 km (0.113 R)
• M6: 3,496,252 km (0.072 R)
• M7: 4,351,353 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.7

Radius: 14

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.35 AU - 2.61 AU

Year: 2562 Days

Day: 10.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 36,499,688 km

• M1: 174,132 km (0.116 R)
• M2: 930,948 km (0.081 R)
• M3: 1,567,337 km (0.042 R)
• M4: 2,507,859 km (0.104 R)
• M5: 4,575,152 km (0.103 R)
• M6: 6,610,730 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.3

Radius: 9.8

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.32 AU - 3.86 AU

Year: 3563 Days

Day: 5.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 36,499,688 km

• M1: 121,922 km (0.102 R)
• M2: 468,092 km (0.097 R)
• M3: 856,897 km (0.07 R)
• M4: 1,709,156 km (0.088 R)
• M5: 2,146,879 km (0.042 R)
• M6: 2,594,326 km (0.098 R)
• M7: 2,978,793 km (0.095 R)
• M8: 3,698,059 km (0.081 R)
• M9: 4,458,914 km (0.047 R)
• M10: 4,815,555 km (0.073 R)
• M11: 5,139,884 km (0.112 R)
• M12: 6,086,988 km (0.06 R)
• M13: 6,708,717 km (0.106 R)
• M14: 7,307,108 km (0.105 R)
• M15: 7,940,805 km (0.056 R)
• M16: 10,022,758 km (0.036 R)
• M17: 11,363,604 km (0.074 R)
• M18: 14,397,598 km (0.116 R)
• M19: 15,880,562 km (0.118 R)
• M20: 16,378,274 km (0.047 R)
• M21: 16,829,162 km (0.041 R)
• M22: 17,230,683 km (0.118 R)
• M23: 18,473,392 km (0.112 R)
• M24: 20,415,621 km (0.086 R)
• M25: 21,402,818 km (0.081 R)
• M26: 24,554,994 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.3

Radius: 13.8

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.61 AU - 3.99 AU

Year: 4859 Days

Day: 10.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,499,688 km

• M1: 171,589 km (0.087 R)
• M2: 664,963 km (0.119 R)
• M3: 1,540,409 km (0.108 R)
• M4: 2,173,208 km (0.111 R)
• M5: 2,807,653 km (0.091 R)
• M6: 3,906,599 km (0.113 R)
• M7: 5,022,898 km (0.046 R)
• M8: 5,456,732 km (0.119 R)
• M9: 5,887,873 km (0.098 R)
• M10: 6,728,164 km (0.108 R)
• M11: 8,154,131 km (0.111 R)
• M12: 10,867,537 km (0.091 R)
• M13: 11,422,845 km (0.051 R)
• M14: 13,347,870 km (0.09 R)
• M15: 14,746,012 km (0.092 R)
• M16: 15,641,205 km (0.113 R)
• M17: 16,129,642 km (0.035 R)
• M18: 17,656,588 km (0.076 R)
• M19: 21,391,897 km (0.099 R)
• M20: 23,585,451 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 533.1

Radius: 6.2

Gravity: 13.87 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.43 AU - 7.87 AU

Year: 12542 Days

Day: 24.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 36,499,688 km

• M1: 77,043 km (0.076 R)
• M2: 311,313 km (0.083 R)
• M3: 537,804 km (0.101 R)
• M4: 906,264 km (0.119 R)
• M5: 1,118,842 km (0.057 R)
• M6: 1,867,281 km (0.097 R)
• M7: 2,310,090 km (0.085 R)
• M8: 2,505,914 km (0.055 R)
• M9: 3,304,916 km (0.093 R)
• M10: 3,683,848 km (0.1 R)
• M11: 4,349,857 km (0.06 R)
• M12: 5,633,856 km (0.078 R)
• M13: 7,742,737 km (0.079 R)
• M14: 9,311,570 km (0.107 R)
• M15: 10,222,471 km (0.095 R)
• M16: 11,986,529 km (0.1 R)
• M17: 12,457,314 km (0.101 R)
• M18: 13,186,604 km (0.106 R)
• M19: 13,435,834 km (0.09 R)
• M20: 13,688,355 km (0.113 R)
• M21: 15,893,427 km (0.116 R)
• M22: 16,750,773 km (0.094 R)
• M23: 18,949,263 km (0.072 R)
• M24: 19,266,859 km (0.091 R)
• M25: 20,489,672 km (0.057 R)
• M26: 20,993,069 km (0.079 R)
• M27: 25,512,570 km (0.116 R)
• M28: 26,785,798 km (0.113 R)
• M29: 28,826,313 km (0.075 R)
• M30: 30,640,486 km (0.092 R)
• M31: 34,849,273 km (0.082 R)
• M32: 36,292,892 km (0.085 R)
• M33: 37,153,230 km (0.094 R)
• M34: 44,670,971 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.1

Radius: 5.6

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.41 AU - 9.19 AU

Year: 14291 Days

Day: 19.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,499,688 km

• M1: 70,461 km (0.109 R)
• M2: 307,872 km (0.091 R)
• M3: 490,232 km (0.113 R)
• M4: 695,331 km (0.037 R)
• M5: 967,300 km (0.11 R)
• M6: 1,208,302 km (0.092 R)
• M7: 1,727,257 km (0.047 R)
• M8: 2,052,932 km (0.114 R)
• M9: 2,654,614 km (0.088 R)
• M10: 3,047,608 km (0.111 R)
• M11: 4,251,422 km (0.075 R)
• M12: 4,873,749 km (0.067 R)
• M13: 5,838,057 km (0.078 R)
• M14: 10,166,821 km (0.099 R)
• M15: 12,405,254 km (0.106 R)
• M16: 19,287,055 km (0.12 R)
• M17: 20,082,617 km (0.112 R)
• M18: 20,451,375 km (0.09 R)
• M19: 29,943,211 km (0.06 R)
• M20: 34,462,413 km (0.068 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 13,203 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit