🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.65 AU - 0.67 AU

Year: 203 Days

Day: 42.6 Hours

Environment

Temp: 146 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,243,164 km

• M1: 361,279 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.82 AU - 0.88 AU

Year: 297 Days

Day: 36.7 Hours

Environment

Temp: 39 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.9

Radius: 15

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.46 AU - 6.76 AU

Year: 5033 Days

Day: 7.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 109.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,243,164 km

• M1: 186,549 km (0.052 R)
• M2: 1,115,701 km (0.089 R)
• M3: 1,810,134 km (0.06 R)
• M4: 3,233,109 km (0.116 R)
• M5: 4,373,643 km (0.107 R)
• M6: 4,852,506 km (0.027 R)
• M7: 5,857,205 km (0.027 R)
• M8: 7,478,098 km (0.074 R)
• M9: 9,588,476 km (0.118 R)
• M10: 13,278,756 km (0.05 R)
• M11: 16,170,483 km (0.11 R)
• M12: 18,274,277 km (0.096 R)
• M13: 19,125,041 km (0.042 R)
• M14: 19,661,648 km (0.063 R)
• M15: 21,189,342 km (0.074 R)
• M16: 22,201,970 km (0.114 R)
• M17: 26,001,606 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.1

Radius: 14.5

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.6 AU - 7.08 AU

Year: 5345 Days

Day: 13.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,243,164 km

• M1: 180,415 km (0.111 R)
• M2: 735,423 km (0.119 R)
• M3: 1,582,745 km (0.1 R)
• M4: 2,896,963 km (0.086 R)
• M5: 3,828,808 km (0.067 R)
• M6: 5,057,605 km (0.049 R)
• M7: 5,983,915 km (0.113 R)
• M8: 6,921,744 km (0.111 R)
• M9: 7,991,518 km (0.12 R)
• M10: 11,725,780 km (0.115 R)
• M11: 13,814,167 km (0.106 R)
• M12: 14,345,987 km (0.026 R)
• M13: 16,671,037 km (0.038 R)
• M14: 18,588,732 km (0.081 R)
• M15: 21,416,132 km (0.072 R)
• M16: 22,346,631 km (0.043 R)
• M17: 23,378,557 km (0.044 R)
• M18: 25,936,680 km (0.115 R)
• M19: 27,324,949 km (0.104 R)
• M20: 28,504,977 km (0.096 R)

Asteroid Belt

Center: 6.1 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801

Radius: 14.9

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.91 AU - 6.81 AU

Year: 6075 Days

Day: 9.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,243,164 km

• M1: 185,352 km (0.1 R)
• M2: 664,963 km (0.116 R)
• M3: 1,138,889 km (0.111 R)
• M4: 1,665,024 km (0.074 R)
• M5: 2,162,736 km (0.079 R)
• M6: 2,893,522 km (0.081 R)
• M7: 3,579,877 km (0.098 R)
• M8: 4,744,197 km (0.069 R)
• M9: 6,513,940 km (0.071 R)
• M10: 7,661,954 km (0.086 R)
• M11: 10,173,403 km (0.064 R)
• M12: 12,335,092 km (0.096 R)
• M13: 13,028,778 km (0.104 R)
• M14: 16,445,593 km (0.05 R)
• M15: 21,089,859 km (0.103 R)
• M16: 22,472,891 km (0.085 R)
• M17: 23,266,807 km (0.114 R)
• M18: 23,833,783 km (0.081 R)
• M19: 24,492,911 km (0.081 R)
• M20: 25,333,951 km (0.09 R)
• M21: 26,281,204 km (0.04 R)
• M22: 32,068,099 km (0.098 R)
• M23: 33,483,444 km (0.071 R)
• M24: 34,519,559 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.6

Radius: 9.3

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.29 AU - 10.85 AU

Year: 11213 Days

Day: 8.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,243,164 km

• M1: 120,127 km (0.041 R)
• M2: 583,880 km (0.104 R)
• M3: 958,773 km (0.097 R)
• M4: 1,480,720 km (0.098 R)
• M5: 2,307,398 km (0.045 R)
• M6: 2,792,244 km (0.078 R)
• M7: 5,278,860 km (0.095 R)
• M8: 14,021,210 km (0.108 R)
• M9: 15,832,840 km (0.108 R)
• M10: 17,433,537 km (0.055 R)
• M11: 18,834,970 km (0.042 R)
• M12: 29,465,245 km (0.068 R)
• M13: 30,918,589 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167

Radius: 13.4

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.67 AU - 11.45 AU

Year: 12997 Days

Day: 10 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,243,164 km

• M1: 172,187 km (0.116 R)
• M2: 604,226 km (0.075 R)
• M3: 1,068,727 km (0.114 R)
• M4: 1,754,633 km (0.066 R)
• M5: 3,048,206 km (0.097 R)
• M6: 5,601,991 km (0.112 R)
• M7: 6,267,552 km (0.114 R)
• M8: 6,809,545 km (0.092 R)
• M9: 7,871,990 km (0.047 R)
• M10: 10,699,539 km (0.096 R)
• M11: 11,525,618 km (0.118 R)
• M12: 13,032,518 km (0.107 R)
• M13: 14,318,162 km (0.07 R)
• M14: 16,817,344 km (0.118 R)
• M15: 18,069,029 km (0.053 R)
• M16: 23,701,987 km (0.067 R)
• M17: 25,021,441 km (0.059 R)
• M18: 27,896,712 km (0.07 R)
• M19: 32,262,576 km (0.079 R)
• M20: 35,132,162 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.3

Radius: 6.3

Gravity: 15.4 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 12.26 AU - 13.1 AU

Year: 17101 Days

Day: 18.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,243,164 km

• M1: 78,389 km (0.102 R)
• M2: 516,412 km (0.085 R)
• M3: 742,604 km (0.115 R)
• M4: 1,805,198 km (0.101 R)
• M5: 2,080,308 km (0.085 R)
• M6: 2,447,122 km (0.054 R)
• M7: 2,715,052 km (0.108 R)
• M8: 3,052,395 km (0.107 R)
• M9: 3,390,187 km (0.059 R)
• M10: 5,102,783 km (0.065 R)
• M11: 5,392,554 km (0.103 R)
• M12: 6,125,135 km (0.104 R)
• M13: 6,328,439 km (0.085 R)
• M14: 10,115,658 km (0.084 R)
• M15: 12,030,362 km (0.107 R)
• M16: 12,675,128 km (0.112 R)
• M17: 15,712,115 km (0.086 R)
• M18: 19,550,497 km (0.072 R)
• M19: 19,814,836 km (0.099 R)
• M20: 22,784,504 km (0.082 R)
• M21: 24,172,323 km (0.111 R)
• M22: 24,784,029 km (0.118 R)
• M23: 25,301,637 km (0.114 R)
• M24: 26,144,621 km (0.111 R)
• M25: 32,208,721 km (0.075 R)
• M26: 34,979,273 km (0.111 R)
• M27: 36,422,294 km (0.116 R)
• M28: 36,956,808 km (0.105 R)
• M29: 38,315,755 km (0.04 R)
• M30: 43,784,305 km (0.105 R)
• M31: 45,923,255 km (0.086 R)
• M32: 49,098,620 km (0.098 R)
• M33: 50,408,648 km (0.07 R)
• M34: 52,586,943 km (0.088 R)
• M35: 58,032,904 km (0.074 R)
• M36: 59,312,564 km (0.093 R)
• M37: 62,307,962 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 928.1

Radius: 5.6

Gravity: 29.6 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 15.32 AU - 18.64 AU

Year: 26501 Days

Day: 21.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,243,164 km

• M1: 69,862 km (0.104 R)
• M2: 297,849 km (0.047 R)
• M3: 651,798 km (0.111 R)
• M4: 1,023,100 km (0.116 R)
• M5: 1,833,172 km (0.062 R)
• M6: 2,045,452 km (0.119 R)
• M7: 2,649,079 km (0.047 R)
• M8: 3,302,971 km (0.061 R)
• M9: 4,496,613 km (0.078 R)
• M10: 4,924,762 km (0.027 R)
• M11: 8,424,604 km (0.116 R)
• M12: 10,013,932 km (0.115 R)
• M13: 10,407,374 km (0.076 R)
• M14: 15,095,622 km (0.076 R)
• M15: 19,669,726 km (0.106 R)
• M16: 21,235,567 km (0.049 R)
• M17: 24,850,301 km (0.079 R)
• M18: 25,936,381 km (0.061 R)
• M19: 31,147,623 km (0.1 R)
• M20: 40,372,576 km (0.104 R)
• M21: 46,048,469 km (0.04 R)
• M22: 47,868,027 km (0.076 R)
• M23: 61,310,892 km (0.052 R)
• M24: 62,184,693 km (0.049 R)
• M25: 71,384,364 km (0.088 R)
• M26: 72,838,006 km (0.089 R)
• M27: 85,185,216 km (0.118 R)
• M28: 85,727,957 km (0.082 R)
• M29: 95,018,584 km (0.091 R)
• M30: 97,961,024 km (0.053 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.5

Radius: 5.2

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 17.43 AU - 18.59 AU

Year: 28948 Days

Day: 18.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,243,164 km

• M1: 65,673 km (0.06 R)
• M2: 247,285 km (0.038 R)
• M3: 1,127,519 km (0.057 R)
• M4: 1,526,048 km (0.108 R)
• M5: 1,700,030 km (0.107 R)
• M6: 2,223,473 km (0.113 R)
• M7: 2,469,262 km (0.065 R)
• M8: 3,368,944 km (0.097 R)
• M9: 4,068,912 km (0.07 R)
• M10: 6,097,609 km (0.094 R)
• M11: 6,830,489 km (0.119 R)
• M12: 7,666,143 km (0.028 R)
• M13: 14,295,273 km (0.111 R)
• M14: 16,711,129 km (0.117 R)
• M15: 18,713,198 km (0.107 R)
• M16: 20,602,469 km (0.118 R)
• M17: 21,593,106 km (0.115 R)
• M18: 22,804,400 km (0.103 R)
• M19: 26,289,582 km (0.112 R)
• M20: 36,455,056 km (0.062 R)
• M21: 39,660,340 km (0.098 R)
• M22: 43,339,102 km (0.077 R)
• M23: 51,203,611 km (0.064 R)
• M24: 61,243,124 km (0.079 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 18,533 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit