🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.09 AU - 1.29 AU

Year: 494 Days

Day: 27.4 Hours

Environment

Temp: -23 °C

Axial Tilt: 152.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 94,852,284 km

• M1: 40,840 km (0.066 R)

Asteroid Belt

Center: 1.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.52 AU - 2.4 AU

Year: 1045 Days

Day: 34.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425

Radius: 13.3

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.22 AU - 5.14 AU

Year: 3855 Days

Day: 10.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,852,284 km

• M1: 165,455 km (0.03 R)
• M2: 588,368 km (0.104 R)
• M3: 1,086,829 km (0.05 R)
• M4: 1,862,194 km (0.12 R)
• M5: 2,803,614 km (0.089 R)
• M6: 3,701,949 km (0.12 R)
• M7: 4,401,917 km (0.074 R)
• M8: 5,772,683 km (0.076 R)
• M9: 7,727,777 km (0.097 R)
• M10: 9,015,815 km (0.096 R)
• M11: 9,599,247 km (0.1 R)
• M12: 10,014,829 km (0.059 R)
• M13: 11,251,256 km (0.071 R)
• M14: 12,232,618 km (0.082 R)
• M15: 12,676,774 km (0.114 R)
• M16: 14,122,637 km (0.088 R)
• M17: 16,147,445 km (0.109 R)
• M18: 17,119,083 km (0.071 R)
• M19: 20,084,113 km (0.099 R)
• M20: 20,578,384 km (0.092 R)
• M21: 21,207,742 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.4

Radius: 14.3

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.08 AU - 5.9 AU

Year: 4898 Days

Day: 8.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 94,852,284 km

• M1: 177,872 km (0.117 R)
• M2: 1,038,060 km (0.078 R)
• M3: 1,496,128 km (0.059 R)
• M4: 1,966,913 km (0.108 R)
• M5: 2,464,475 km (0.106 R)
• M6: 3,255,100 km (0.112 R)
• M7: 3,701,051 km (0.106 R)
• M8: 5,194,337 km (0.072 R)
• M9: 6,187,966 km (0.102 R)
• M10: 7,879,170 km (0.042 R)
• M11: 10,764,464 km (0.117 R)
• M12: 11,341,015 km (0.102 R)
• M13: 11,981,593 km (0.091 R)
• M14: 13,010,676 km (0.058 R)
• M15: 14,001,014 km (0.064 R)
• M16: 14,990,455 km (0.093 R)
• M17: 16,078,929 km (0.083 R)
• M18: 16,724,294 km (0.071 R)
• M19: 18,009,340 km (0.085 R)
• M20: 18,823,302 km (0.062 R)
• M21: 20,275,598 km (0.111 R)
• M22: 21,866,571 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.1

Radius: 12.1

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.86 AU - 10.34 AU

Year: 9604 Days

Day: 7.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 94,852,284 km

• M1: 150,645 km (0.103 R)
• M2: 793,467 km (0.088 R)
• M3: 1,205,310 km (0.068 R)
• M4: 1,860,549 km (0.103 R)
• M5: 2,973,258 km (0.07 R)
• M6: 4,006,381 km (0.119 R)
• M7: 7,162,297 km (0.089 R)
• M8: 8,028,469 km (0.064 R)
• M9: 8,795,607 km (0.026 R)
• M10: 9,348,221 km (0.111 R)
• M11: 11,195,007 km (0.064 R)
• M12: 12,204,493 km (0.1 R)
• M13: 12,678,270 km (0.081 R)
• M14: 13,662,474 km (0.118 R)
• M15: 18,940,437 km (0.106 R)
• M16: 20,153,227 km (0.084 R)
• M17: 20,964,945 km (0.102 R)
• M18: 21,952,291 km (0.085 R)
• M19: 23,693,610 km (0.083 R)
• M20: 24,101,863 km (0.083 R)
• M21: 25,439,866 km (0.073 R)
• M22: 27,990,510 km (0.096 R)
• M23: 30,707,057 km (0.086 R)
• M24: 34,110,409 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.6

Radius: 8.3

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.84 AU - 11.52 AU

Year: 12369 Days

Day: 12.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 94,852,284 km

• M1: 103,223 km (0.069 R)
• M2: 565,929 km (0.097 R)
• M3: 871,108 km (0.108 R)
• M4: 1,169,257 km (0.082 R)
• M5: 1,454,091 km (0.112 R)
• M6: 1,896,452 km (0.11 R)
• M7: 2,203,128 km (0.073 R)
• M8: 2,767,860 km (0.049 R)
• M9: 3,778,693 km (0.093 R)
• M10: 4,155,829 km (0.119 R)
• M11: 4,768,582 km (0.082 R)
• M12: 5,473,786 km (0.11 R)
• M13: 5,816,515 km (0.042 R)
• M14: 6,970,812 km (0.107 R)
• M15: 8,094,890 km (0.051 R)
• M16: 9,875,255 km (0.056 R)
• M17: 13,501,058 km (0.093 R)
• M18: 18,078,155 km (0.101 R)
• M19: 21,504,844 km (0.096 R)
• M20: 25,435,976 km (0.101 R)
• M21: 27,371,324 km (0.112 R)
• M22: 29,820,989 km (0.082 R)
• M23: 31,099,004 km (0.098 R)
• M24: 33,084,018 km (0.048 R)
• M25: 35,622,843 km (0.12 R)
• M26: 39,038,312 km (0.102 R)
• M27: 42,399,627 km (0.047 R)
• M28: 44,561,316 km (0.072 R)
• M29: 46,937,529 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.4

Radius: 7.5

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 9.11 AU - 14.53 AU

Year: 15475 Days

Day: 20.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 94,852,284 km

• M1: 94,695 km (0.084 R)
• M2: 391,946 km (0.12 R)
• M3: 676,631 km (0.1 R)
• M4: 1,078,601 km (0.108 R)
• M5: 1,348,326 km (0.103 R)
• M6: 1,632,562 km (0.094 R)
• M7: 2,959,495 km (0.102 R)
• M8: 3,343,363 km (0.105 R)
• M9: 3,759,993 km (0.095 R)
• M10: 6,578,866 km (0.107 R)
• M11: 7,275,992 km (0.118 R)
• M12: 8,204,097 km (0.093 R)
• M13: 11,460,842 km (0.044 R)
• M14: 12,046,668 km (0.109 R)
• M15: 12,652,240 km (0.053 R)
• M16: 14,932,560 km (0.119 R)
• M17: 15,702,391 km (0.104 R)
• M18: 19,786,114 km (0.068 R)
• M19: 27,209,459 km (0.086 R)
• M20: 29,427,098 km (0.088 R)
• M21: 31,195,494 km (0.05 R)
• M22: 31,991,056 km (0.054 R)
• M23: 36,172,616 km (0.095 R)
• M24: 47,814,322 km (0.112 R)
• M25: 50,408,499 km (0.099 R)
• M26: 53,740,641 km (0.037 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.7

Radius: 3.2

Gravity: 31.03 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 12.92 AU - 15.86 AU

Year: 20787 Days

Day: 20 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,852,284 km

• M1: 40,092 km (0.119 R)
• M2: 321,037 km (0.025 R)
• M3: 544,985 km (0.109 R)
• M4: 746,194 km (0.071 R)
• M5: 906,413 km (0.072 R)
• M6: 1,053,019 km (0.097 R)
• M7: 2,519,677 km (0.119 R)
• M8: 2,629,183 km (0.104 R)
• M9: 4,081,479 km (0.025 R)
• M10: 4,450,537 km (0.101 R)
• M11: 5,219,470 km (0.111 R)
• M12: 5,803,949 km (0.052 R)
• M13: 6,072,776 km (0.107 R)
• M14: 7,543,622 km (0.085 R)
• M15: 9,708,752 km (0.102 R)
• M16: 11,701,545 km (0.093 R)
• M17: 18,695,844 km (0.116 R)
• M18: 23,824,209 km (0.079 R)
• M19: 53,805,567 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.2

Radius: 3.4

Gravity: 83.41 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 15.12 AU - 16.08 AU

Year: 23463 Days

Day: 22.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 114.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 94,852,284 km

• M1: 51,462 km (0.095 R)
• M2: 165,006 km (0.089 R)
• M3: 430,692 km (0.096 R)
• M4: 1,051,823 km (0.108 R)
• M5: 1,689,558 km (0.077 R)
• M6: 1,971,401 km (0.055 R)
• M7: 2,283,611 km (0.119 R)
• M8: 2,653,717 km (0.082 R)
• M9: 2,839,517 km (0.039 R)
• M10: 3,033,994 km (0.066 R)
• M11: 3,387,943 km (0.103 R)
• M12: 3,638,669 km (0.04 R)
• M13: 4,728,789 km (0.117 R)
• M14: 6,064,698 km (0.101 R)
• M15: 8,739,508 km (0.111 R)
• M16: 8,973,030 km (0.107 R)
• M17: 9,331,018 km (0.087 R)
• M18: 10,332,127 km (0.051 R)
• M19: 10,462,127 km (0.101 R)
• M20: 10,791,841 km (0.106 R)
• M21: 12,992,425 km (0.117 R)
• M22: 18,926,225 km (0.109 R)
• M23: 19,218,689 km (0.083 R)
• M24: 20,726,785 km (0.117 R)
• M25: 23,189,316 km (0.054 R)
• M26: 29,460,757 km (0.095 R)
• M27: 29,722,255 km (0.084 R)
• M28: 30,783,801 km (0.09 R)
• M29: 32,701,646 km (0.056 R)
• M30: 35,429,862 km (0.118 R)
• M31: 40,200,389 km (0.103 R)
• M32: 49,316,733 km (0.029 R)
• M33: 54,449,586 km (0.079 R)
• M34: 58,473,170 km (0.114 R)
• M35: 62,474,913 km (0.032 R)
• M36: 77,291,685 km (0.084 R)
• M37: 82,361,108 km (0.11 R)
• M38: 84,976,976 km (0.068 R)
• M39: 85,241,615 km (0.11 R)
• M40: 89,003,852 km (0.072 R)
• M41: 89,824,097 km (0.106 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: 339 - 18,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit