🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.78 AU - 0.8 AU

Year: 300 Days

Day: 12.4 Hours

Environment

Temp: -23 °C

Axial Tilt: 45.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.3

Radius: 14.3

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.24 AU - 3.58 AU

Year: 2122 Days

Day: 6.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,810,941 km

• M1: 177,872 km (0.06 R)
• M2: 1,029,682 km (0.065 R)
• M3: 1,744,311 km (0.109 R)
• M4: 2,326,546 km (0.097 R)
• M5: 2,993,005 km (0.078 R)
• M6: 3,872,939 km (0.095 R)
• M7: 5,004,049 km (0.078 R)
• M8: 5,857,953 km (0.086 R)
• M9: 6,320,211 km (0.104 R)
• M10: 7,181,595 km (0.099 R)
• M11: 8,090,253 km (0.108 R)
• M12: 8,758,656 km (0.112 R)
• M13: 9,235,275 km (0.101 R)
• M14: 10,450,309 km (0.067 R)
• M15: 11,096,721 km (0.031 R)
• M16: 11,922,801 km (0.059 R)
• M17: 12,829,962 km (0.12 R)
• M18: 13,867,573 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.9

Radius: 10.9

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.45 AU - 4.08 AU

Year: 2516 Days

Day: 7.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,810,941 km

• M1: 135,536 km (0.086 R)
• M2: 481,855 km (0.081 R)
• M3: 924,365 km (0.108 R)
• M4: 1,630,018 km (0.062 R)
• M5: 2,584,004 km (0.1 R)
• M6: 3,581,373 km (0.059 R)
• M7: 4,436,325 km (0.111 R)
• M8: 5,200,920 km (0.088 R)
• M9: 6,197,541 km (0.093 R)
• M10: 8,782,293 km (0.095 R)
• M11: 10,575,223 km (0.12 R)
• M12: 11,150,427 km (0.107 R)
• M13: 12,521,043 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.1

Radius: 10.6

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.48 AU - 3.78 AU

Year: 2957 Days

Day: 8.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,810,941 km

• M1: 132,394 km (0.09 R)
• M2: 463,305 km (0.107 R)
• M3: 793,318 km (0.108 R)
• M4: 1,419,385 km (0.088 R)
• M5: 1,891,964 km (0.081 R)
• M6: 2,783,717 km (0.076 R)
• M7: 3,236,550 km (0.083 R)
• M8: 4,233,470 km (0.09 R)
• M9: 4,710,239 km (0.056 R)
• M10: 5,561,151 km (0.107 R)
• M11: 6,537,277 km (0.073 R)
• M12: 7,148,235 km (0.115 R)
• M13: 9,473,884 km (0.063 R)
• M14: 10,467,961 km (0.051 R)
• M15: 11,605,952 km (0.085 R)
• M16: 12,622,320 km (0.113 R)
• M17: 14,344,341 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.6

Radius: 10.3

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.76 AU - 4.06 AU

Year: 3305 Days

Day: 8 Hours

Environment

Temp: -159 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,810,941 km

• M1: 128,056 km (0.096 R)
• M2: 475,871 km (0.111 R)
• M3: 1,640,341 km (0.099 R)
• M4: 2,133,116 km (0.109 R)
• M5: 4,084,620 km (0.064 R)
• M6: 5,352,612 km (0.115 R)
• M7: 6,866,393 km (0.12 R)
• M8: 7,895,177 km (0.07 R)
• M9: 8,446,595 km (0.07 R)
• M10: 8,851,257 km (0.061 R)
• M11: 10,105,935 km (0.108 R)
• M12: 13,458,423 km (0.077 R)
• M13: 18,765,258 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.6

Radius: 11.8

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.38 AU - 4.8 AU

Year: 3536 Days

Day: 6.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,810,941 km

• M1: 149,299 km (0.078 R)
• M2: 591,660 km (0.085 R)
• M3: 965,056 km (0.098 R)
• M4: 1,547,440 km (0.047 R)
• M5: 2,045,751 km (0.079 R)
• M6: 2,446,374 km (0.098 R)
• M7: 3,428,334 km (0.09 R)
• M8: 4,107,359 km (0.115 R)
• M9: 4,825,130 km (0.082 R)
• M10: 8,308,815 km (0.074 R)
• M11: 10,009,594 km (0.085 R)
• M12: 12,022,283 km (0.111 R)
• M13: 13,637,342 km (0.103 R)
• M14: 14,240,670 km (0.111 R)
• M15: 17,062,684 km (0.068 R)
• M16: 17,763,251 km (0.116 R)
• M17: 18,850,229 km (0.032 R)
• M18: 20,432,676 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956

Radius: 12.8

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.86 AU - 6.14 AU

Year: 4780 Days

Day: 11.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,810,941 km

• M1: 159,172 km (0.065 R)
• M2: 587,471 km (0.046 R)
• M3: 1,004,251 km (0.088 R)
• M4: 2,182,783 km (0.118 R)
• M5: 2,625,443 km (0.103 R)
• M6: 3,435,515 km (0.116 R)
• M7: 3,853,791 km (0.048 R)
• M8: 4,794,013 km (0.11 R)
• M9: 5,318,803 km (0.085 R)
• M10: 6,036,424 km (0.103 R)
• M11: 8,384,961 km (0.109 R)
• M12: 10,003,759 km (0.085 R)
• M13: 13,687,607 km (0.058 R)
• M14: 14,805,103 km (0.043 R)
• M15: 17,284,987 km (0.084 R)
• M16: 18,456,637 km (0.074 R)
• M17: 23,131,122 km (0.057 R)
• M18: 26,539,261 km (0.062 R)
• M19: 27,310,886 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.2

Radius: 12.3

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.67 AU - 7.01 AU

Year: 6033 Days

Day: 8 Hours

Environment

Temp: -186 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,810,941 km

• M1: 153,039 km (0.063 R)
• M2: 611,107 km (0.109 R)
• M3: 1,011,880 km (0.026 R)
• M4: 1,498,971 km (0.108 R)
• M5: 1,890,019 km (0.03 R)
• M6: 2,753,798 km (0.068 R)
• M7: 3,371,786 km (0.074 R)
• M8: 4,031,812 km (0.103 R)
• M9: 5,110,712 km (0.087 R)
• M10: 5,520,461 km (0.086 R)
• M11: 6,540,269 km (0.078 R)
• M12: 7,348,098 km (0.071 R)
• M13: 7,833,393 km (0.066 R)
• M14: 8,340,081 km (0.096 R)
• M15: 9,247,392 km (0.096 R)
• M16: 10,730,506 km (0.112 R)
• M17: 11,454,709 km (0.06 R)
• M18: 12,211,225 km (0.082 R)
• M19: 12,840,284 km (0.102 R)
• M20: 13,880,289 km (0.1 R)
• M21: 14,392,213 km (0.034 R)
• M22: 18,133,356 km (0.109 R)
• M23: 18,952,554 km (0.065 R)
• M24: 19,582,960 km (0.114 R)
• M25: 20,155,172 km (0.085 R)
• M26: 22,015,271 km (0.089 R)
• M27: 23,987,271 km (0.108 R)
• M28: 24,642,509 km (0.087 R)
• M29: 27,739,634 km (0.06 R)
• M30: 32,858,574 km (0.041 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.8

Radius: 14.9

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.95 AU - 9.93 AU

Year: 10482 Days

Day: 8 Hours

Environment

Temp: -190 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,810,941 km

• M1: 185,352 km (0.042 R)
• M2: 719,267 km (0.088 R)
• M3: 1,186,461 km (0.101 R)
• M4: 1,671,906 km (0.112 R)
• M5: 2,226,465 km (0.085 R)
• M6: 2,746,467 km (0.088 R)
• M7: 4,113,941 km (0.065 R)
• M8: 4,906,511 km (0.099 R)
• M9: 6,582,306 km (0.048 R)
• M10: 9,048,427 km (0.074 R)
• M11: 13,941,474 km (0.114 R)
• M12: 14,848,935 km (0.107 R)
• M13: 17,051,464 km (0.095 R)
• M14: 19,538,529 km (0.091 R)
• M15: 21,063,679 km (0.045 R)
• M16: 22,667,069 km (0.064 R)
• M17: 28,825,116 km (0.086 R)
• M18: 30,900,637 km (0.1 R)
• M19: 32,757,595 km (0.12 R)
• M20: 33,499,302 km (0.118 R)
• M21: 39,365,932 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 11,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit