🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.47 AU - 0.63 AU

Year: 142 Days

Day: 18.8 Hours

Environment

Temp: 221 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,934,530 km

• M1: 34,108 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.99 AU - 4.19 AU

Year: 2881 Days

Day: 29 Hours

Environment

Temp: -112 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,934,530 km

• M1: 153,039 km (0.111 R)

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.1

Radius: 13.7

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.05 AU - 7.47 AU

Year: 5455 Days

Day: 7 Hours

Environment

Temp: -138 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,934,530 km

• M1: 170,392 km (0.1 R)
• M2: 601,683 km (0.041 R)
• M3: 1,205,908 km (0.064 R)
• M4: 1,644,829 km (0.116 R)
• M5: 2,085,843 km (0.106 R)
• M6: 2,554,832 km (0.11 R)
• M7: 3,360,866 km (0.038 R)
• M8: 4,693,184 km (0.115 R)
• M9: 5,999,024 km (0.11 R)
• M10: 6,618,359 km (0.101 R)
• M11: 7,316,233 km (0.12 R)
• M12: 8,296,249 km (0.079 R)
• M13: 8,859,186 km (0.094 R)
• M14: 13,708,401 km (0.1 R)
• M15: 14,843,849 km (0.112 R)
• M16: 15,796,638 km (0.096 R)
• M17: 17,108,611 km (0.076 R)
• M18: 18,155,946 km (0.063 R)
• M19: 22,008,390 km (0.096 R)
• M20: 23,405,185 km (0.089 R)
• M21: 25,526,034 km (0.059 R)
• M22: 27,242,670 km (0.084 R)
• M23: 28,579,626 km (0.045 R)
• M24: 31,191,904 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.7

Radius: 14.7

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.82 AU - 7.44 AU

Year: 6630 Days

Day: 13.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,934,530 km

• M1: 185,202 km (0.117 R)
• M2: 759,359 km (0.069 R)
• M3: 1,239,867 km (0.042 R)
• M4: 4,406,106 km (0.105 R)
• M5: 5,321,795 km (0.067 R)
• M6: 8,639,875 km (0.078 R)
• M7: 10,479,929 km (0.071 R)
• M8: 15,156,658 km (0.109 R)
• M9: 16,358,826 km (0.09 R)
• M10: 17,753,677 km (0.087 R)
• M11: 19,922,397 km (0.115 R)
• M12: 21,960,369 km (0.093 R)
• M13: 22,952,353 km (0.102 R)
• M14: 27,048,342 km (0.097 R)
• M15: 31,416,750 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.7

Radius: 8.6

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.94 AU - 10.5 AU

Year: 8967 Days

Day: 14.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 125.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,934,530 km

• M1: 106,962 km (0.098 R)
• M2: 1,743,563 km (0.096 R)
• M3: 2,075,072 km (0.067 R)
• M4: 2,377,260 km (0.095 R)
• M5: 4,173,781 km (0.109 R)
• M6: 5,488,596 km (0.118 R)
• M7: 6,206,666 km (0.096 R)
• M8: 8,483,546 km (0.066 R)
• M9: 9,808,534 km (0.059 R)
• M10: 10,666,927 km (0.12 R)
• M11: 12,100,373 km (0.069 R)
• M12: 13,256,765 km (0.116 R)
• M13: 15,158,004 km (0.08 R)
• M14: 19,863,156 km (0.08 R)
• M15: 26,619,146 km (0.085 R)
• M16: 29,237,408 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.8

Radius: 11.7

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 8.06 AU - 9.86 AU

Year: 9340 Days

Day: 11.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,934,530 km

• M1: 425,606 km (0.116 R)
• M2: 1,564,644 km (0.097 R)
• M3: 2,166,028 km (0.076 R)
• M4: 2,873,625 km (0.066 R)
• M5: 3,601,419 km (0.062 R)
• M6: 4,050,512 km (0.105 R)
• M7: 5,126,420 km (0.063 R)
• M8: 7,206,877 km (0.037 R)
• M9: 7,708,030 km (0.077 R)
• M10: 9,401,628 km (0.11 R)
• M11: 11,442,292 km (0.119 R)
• M12: 12,835,946 km (0.082 R)
• M13: 13,262,898 km (0.106 R)
• M14: 13,762,555 km (0.117 R)
• M15: 15,134,218 km (0.117 R)
• M16: 16,956,171 km (0.068 R)
• M17: 17,470,787 km (0.043 R)
• M18: 21,797,607 km (0.104 R)
• M19: 23,931,770 km (0.046 R)
• M20: 33,522,040 km (0.11 R)
• M21: 41,965,494 km (0.1 R)
• M22: 46,674,685 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.6

Radius: 9.3

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 8.17 AU - 12.33 AU

Year: 11428 Days

Day: 11.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,934,530 km

• M1: 115,639 km (0.112 R)
• M2: 566,826 km (0.108 R)
• M3: 924,216 km (0.118 R)
• M4: 1,515,576 km (0.037 R)
• M5: 2,303,807 km (0.041 R)
• M6: 2,921,796 km (0.1 R)
• M7: 3,442,247 km (0.104 R)
• M8: 4,023,435 km (0.034 R)
• M9: 5,483,809 km (0.101 R)
• M10: 7,868,399 km (0.102 R)
• M11: 11,258,885 km (0.036 R)
• M12: 11,886,299 km (0.056 R)
• M13: 12,357,083 km (0.114 R)
• M14: 13,588,423 km (0.098 R)
• M15: 15,240,582 km (0.098 R)
• M16: 16,150,586 km (0.047 R)
• M17: 17,170,694 km (0.112 R)
• M18: 19,258,482 km (0.057 R)
• M19: 19,908,185 km (0.065 R)
• M20: 20,910,192 km (0.085 R)
• M21: 22,564,894 km (0.08 R)
• M22: 23,653,817 km (0.079 R)
• M23: 25,643,319 km (0.112 R)
• M24: 29,844,476 km (0.062 R)
• M25: 33,776,058 km (0.095 R)
• M26: 37,660,965 km (0.057 R)
• M27: 45,301,078 km (0.116 R)
• M28: 49,105,202 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.6

Radius: 14.3

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 8.04 AU - 12.76 AU

Year: 11680 Days

Day: 6.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,934,530 km

• M1: 177,872 km (0.06 R)
• M2: 910,752 km (0.108 R)
• M3: 1,553,275 km (0.103 R)
• M4: 3,132,131 km (0.112 R)
• M5: 4,034,355 km (0.115 R)
• M6: 5,575,213 km (0.079 R)
• M7: 6,075,768 km (0.101 R)
• M8: 7,720,148 km (0.11 R)
• M9: 8,955,976 km (0.08 R)
• M10: 10,026,947 km (0.105 R)
• M11: 12,933,334 km (0.099 R)
• M12: 14,362,592 km (0.117 R)
• M13: 15,437,004 km (0.092 R)
• M14: 19,057,722 km (0.12 R)
• M15: 19,584,904 km (0.058 R)
• M16: 24,247,571 km (0.058 R)
• M17: 25,135,733 km (0.042 R)
• M18: 26,322,493 km (0.119 R)
• M19: 29,104,415 km (0.056 R)
• M20: 35,472,348 km (0.076 R)
• M21: 41,442,799 km (0.094 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643

Radius: 12.6

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 9.17 AU - 14.27 AU

Year: 13973 Days

Day: 12.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,934,530 km

• M1: 156,629 km (0.108 R)
• M2: 721,959 km (0.112 R)
• M3: 1,161,328 km (0.1 R)
• M4: 1,598,304 km (0.109 R)
• M5: 2,037,972 km (0.112 R)
• M6: 2,476,443 km (0.084 R)
• M7: 2,931,969 km (0.048 R)
• M8: 3,495,205 km (0.092 R)
• M9: 4,711,286 km (0.09 R)
• M10: 5,174,142 km (0.088 R)
• M11: 5,631,163 km (0.117 R)
• M12: 6,955,403 km (0.11 R)
• M13: 7,780,884 km (0.11 R)
• M14: 8,429,990 km (0.092 R)
• M15: 10,652,266 km (0.046 R)
• M16: 13,897,941 km (0.054 R)
• M17: 16,297,042 km (0.073 R)
• M18: 17,516,564 km (0.115 R)
• M19: 18,551,482 km (0.03 R)
• M20: 30,788,588 km (0.07 R)
• M21: 31,477,786 km (0.034 R)
• M22: 33,245,883 km (0.096 R)
• M23: 34,707,155 km (0.105 R)
• M24: 35,704,973 km (0.057 R)
• M25: 47,212,938 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.2

Radius: 7.8

Gravity: 12.33 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 15.04 AU - 16.82 AU

Year: 22142 Days

Day: 15.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,934,530 km

• M1: 96,939 km (0.114 R)
• M2: 546,331 km (0.03 R)
• M3: 1,622,090 km (0.095 R)
• M4: 1,917,695 km (0.115 R)
• M5: 2,227,512 km (0.043 R)
• M6: 6,624,194 km (0.095 R)
• M7: 8,257,354 km (0.116 R)
• M8: 12,090,500 km (0.081 R)
• M9: 13,743,407 km (0.053 R)
• M10: 14,045,445 km (0.092 R)
• M11: 14,351,971 km (0.073 R)
• M12: 18,662,484 km (0.088 R)
• M13: 19,314,282 km (0.103 R)
• M14: 19,598,368 km (0.079 R)
• M15: 20,861,273 km (0.092 R)
• M16: 21,462,208 km (0.085 R)
• M17: 24,640,864 km (0.105 R)
• M18: 29,349,008 km (0.106 R)
• M19: 31,129,073 km (0.081 R)
• M20: 37,337,235 km (0.104 R)
• M21: 49,433,719 km (0.119 R)
• M22: 49,965,539 km (0.087 R)
• M23: 58,012,558 km (0.076 R)
• M24: 60,605,389 km (0.088 R)
• M25: 62,033,151 km (0.115 R)
• M26: 63,274,514 km (0.109 R)
• M27: 63,692,041 km (0.101 R)
• M28: 79,004,281 km (0.09 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 16,090 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit