🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.9

Radius: 14.5

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.42 AU - 0.62 AU

Year: 264 Days

Day: 7.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 22,986,572 km

• M1: 180,265 km (0.066 R)
• M2: 1,058,555 km (0.108 R)
• M3: 1,582,745 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.3

Radius: 12.3

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.67 AU - 1.01 AU

Year: 541 Days

Day: 13.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,986,572 km

• M1: 153,637 km (0.107 R)
• M2: 704,157 km (0.098 R)
• M3: 1,319,004 km (0.081 R)
• M4: 1,796,521 km (0.065 R)
• M5: 2,648,929 km (0.061 R)
• M6: 3,086,503 km (0.087 R)
• M7: 3,888,348 km (0.07 R)
• M8: 4,442,159 km (0.113 R)
• M9: 4,871,804 km (0.085 R)
• M10: 5,996,032 km (0.117 R)
• M11: 6,464,423 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.8

Radius: 12.3

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.56 AU - 1.72 AU

Year: 1476 Days

Day: 7.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,986,572 km

• M1: 153,039 km (0.102 R)
• M2: 537,954 km (0.067 R)
• M3: 1,034,768 km (0.071 R)
• M4: 1,693,597 km (0.099 R)
• M5: 2,631,726 km (0.097 R)
• M6: 3,027,562 km (0.113 R)
• M7: 4,443,805 km (0.114 R)
• M8: 5,050,424 km (0.089 R)
• M9: 5,623,085 km (0.096 R)
• M10: 6,381,546 km (0.039 R)
• M11: 8,359,379 km (0.113 R)
• M12: 8,979,762 km (0.11 R)
• M13: 10,147,523 km (0.057 R)
• M14: 11,557,034 km (0.062 R)
• M15: 12,178,164 km (0.085 R)
• M16: 12,898,777 km (0.081 R)
• M17: 13,328,871 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.2

Radius: 13.5

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.31 AU - 1.99 AU

Year: 1490 Days

Day: 9.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,986,572 km

• M1: 167,849 km (0.12 R)
• M2: 745,895 km (0.071 R)
• M3: 1,423,573 km (0.117 R)
• M4: 2,161,839 km (0.106 R)
• M5: 2,701,887 km (0.047 R)
• M6: 3,346,355 km (0.117 R)
• M7: 4,194,724 km (0.109 R)
• M8: 5,082,438 km (0.063 R)
• M9: 5,677,389 km (0.082 R)
• M10: 6,249,900 km (0.105 R)
• M11: 6,812,388 km (0.057 R)
• M12: 7,588,950 km (0.116 R)
• M13: 8,012,462 km (0.064 R)
• M14: 9,199,970 km (0.101 R)
• M15: 9,712,791 km (0.117 R)
• M16: 10,149,468 km (0.047 R)
• M17: 11,062,314 km (0.11 R)
• M18: 11,817,334 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.7

Radius: 10.3

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.84 AU - 3.06 AU

Year: 2696 Days

Day: 13.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 179.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 22,986,572 km

• M1: 128,355 km (0.064 R)
• M2: 544,237 km (0.105 R)
• M3: 911,051 km (0.12 R)
• M4: 1,648,120 km (0.028 R)
• M5: 2,666,283 km (0.086 R)
• M6: 3,742,041 km (0.092 R)
• M7: 4,129,500 km (0.115 R)
• M8: 5,669,759 km (0.076 R)
• M9: 6,251,845 km (0.086 R)
• M10: 6,922,791 km (0.089 R)
• M11: 7,430,975 km (0.104 R)
• M12: 7,801,230 km (0.119 R)
• M13: 8,607,861 km (0.116 R)
• M14: 9,046,333 km (0.095 R)
• M15: 11,362,557 km (0.071 R)
• M16: 12,070,454 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.3

Radius: 10.4

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.16 AU - 2.86 AU

Year: 2795 Days

Day: 9.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,986,572 km

• M1: 129,402 km (0.093 R)
• M2: 464,053 km (0.091 R)
• M3: 796,160 km (0.031 R)
• M4: 1,305,241 km (0.098 R)
• M5: 1,744,760 km (0.105 R)
• M6: 2,193,703 km (0.115 R)
• M7: 2,646,985 km (0.075 R)
• M8: 3,908,693 km (0.108 R)
• M9: 4,234,667 km (0.115 R)
• M10: 4,683,610 km (0.114 R)
• M11: 5,254,924 km (0.104 R)
• M12: 5,725,709 km (0.083 R)
• M13: 6,563,756 km (0.111 R)
• M14: 7,082,412 km (0.065 R)
• M15: 7,687,087 km (0.112 R)
• M16: 8,578,391 km (0.097 R)
• M17: 9,065,631 km (0.108 R)
• M18: 10,238,927 km (0.051 R)
• M19: 10,937,100 km (0.111 R)
• M20: 12,184,447 km (0.066 R)
• M21: 15,334,231 km (0.055 R)
• M22: 15,714,808 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.5

Radius: 9.9

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.05 AU - 2.97 AU

Year: 2795 Days

Day: 6.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 22,986,572 km

• M1: 123,119 km (0.096 R)
• M2: 481,107 km (0.047 R)
• M3: 916,736 km (0.03 R)
• M4: 1,264,700 km (0.057 R)
• M5: 1,725,163 km (0.066 R)
• M6: 2,441,288 km (0.06 R)
• M7: 3,362,811 km (0.113 R)
• M8: 4,298,844 km (0.085 R)
• M9: 4,997,317 km (0.102 R)
• M10: 6,044,203 km (0.105 R)
• M11: 6,709,016 km (0.041 R)
• M12: 7,074,783 km (0.111 R)
• M13: 7,980,448 km (0.091 R)
• M14: 8,356,836 km (0.084 R)
• M15: 9,330,868 km (0.072 R)
• M16: 9,671,802 km (0.079 R)
• M17: 10,021,113 km (0.095 R)
• M18: 10,338,709 km (0.108 R)
• M19: 11,120,059 km (0.092 R)
• M20: 11,633,329 km (0.097 R)
• M21: 12,207,336 km (0.101 R)
• M22: 12,615,588 km (0.105 R)
• M23: 13,603,982 km (0.107 R)
• M24: 16,163,751 km (0.033 R)
• M25: 16,656,526 km (0.089 R)
• M26: 17,215,723 km (0.081 R)
• M27: 17,845,081 km (0.107 R)
• M28: 21,160,170 km (0.03 R)
• M29: 22,216,181 km (0.046 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.9

Radius: 9.6

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.32 AU - 2.86 AU

Year: 2930 Days

Day: 11.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 22,986,572 km

• M1: 119,379 km (0.109 R)
• M2: 458,517 km (0.119 R)
• M3: 787,782 km (0.119 R)
• M4: 1,518,269 km (0.104 R)
• M5: 1,924,577 km (0.108 R)
• M6: 2,559,919 km (0.041 R)
• M7: 2,942,889 km (0.1 R)
• M8: 3,691,926 km (0.072 R)
• M9: 4,021,340 km (0.052 R)
• M10: 4,606,717 km (0.09 R)
• M11: 5,295,914 km (0.106 R)
• M12: 6,158,496 km (0.094 R)
• M13: 6,623,446 km (0.114 R)
• M14: 7,230,215 km (0.108 R)
• M15: 7,623,956 km (0.094 R)
• M16: 8,225,340 km (0.089 R)
• M17: 9,775,922 km (0.106 R)
• M18: 11,635,274 km (0.062 R)
• M19: 13,764,949 km (0.086 R)
• M20: 14,994,793 km (0.096 R)
• M21: 15,536,487 km (0.09 R)
• M22: 17,293,963 km (0.116 R)
• M23: 17,889,811 km (0.086 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.7

Radius: 10

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.65 AU - 3.83 AU

Year: 5084 Days

Day: 6.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,986,572 km

• M1: 124,465 km (0.118 R)
• M2: 624,122 km (0.098 R)
• M3: 1,333,216 km (0.108 R)
• M4: 2,065,498 km (0.039 R)
• M5: 2,400,148 km (0.106 R)
• M6: 3,299,231 km (0.119 R)
• M7: 4,734,174 km (0.114 R)
• M8: 5,129,711 km (0.082 R)
• M9: 7,626,350 km (0.082 R)
• M10: 9,380,684 km (0.077 R)
• M11: 10,308,490 km (0.103 R)
• M12: 10,749,804 km (0.093 R)
• M13: 11,296,285 km (0.116 R)
• M14: 12,247,877 km (0.09 R)
• M15: 14,473,744 km (0.053 R)
• M16: 16,119,171 km (0.102 R)
• M17: 20,668,143 km (0.07 R)
• M18: 24,109,941 km (0.091 R)
• M19: 24,497,250 km (0.107 R)
• M20: 28,086,551 km (0.104 R)
• M21: 28,515,299 km (0.116 R)
• M22: 29,210,630 km (0.114 R)

Planet 10 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.9

Radius: 9.6

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.11 AU - 4.89 AU

Year: 5623 Days

Day: 13 Hours

Environment

Temp: -219 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,986,572 km

• M1: 119,828 km (0.116 R)
• M2: 498,610 km (0.072 R)
• M3: 800,648 km (0.08 R)
• M4: 1,186,311 km (0.069 R)
• M5: 1,517,970 km (0.084 R)
• M6: 2,217,040 km (0.114 R)
• M7: 2,648,331 km (0.111 R)
• M8: 3,562,524 km (0.07 R)
• M9: 4,376,486 km (0.089 R)
• M10: 6,002,166 km (0.102 R)
• M11: 7,533,898 km (0.116 R)
• M12: 8,064,073 km (0.092 R)
• M13: 11,054,684 km (0.103 R)
• M14: 11,696,160 km (0.088 R)
• M15: 12,544,081 km (0.082 R)
• M16: 17,522,399 km (0.052 R)
• M17: 17,867,820 km (0.04 R)
• M18: 19,233,948 km (0.027 R)
• M19: 21,641,726 km (0.112 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 11,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit