🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.1

Radius: 9.5

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.11 AU - 1.11 AU

Year: 755 Days

Day: 5.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 85,143,439 km

• M1: 118,182 km (0.099 R)
• M2: 425,905 km (0.088 R)
• M3: 724,054 km (0.11 R)
• M4: 1,575,415 km (0.116 R)
• M5: 1,922,632 km (0.099 R)
• M6: 2,414,659 km (0.069 R)
• M7: 3,392,581 km (0.053 R)
• M8: 3,741,443 km (0.082 R)
• M9: 4,981,310 km (0.04 R)
• M10: 5,483,510 km (0.108 R)
• M11: 5,895,054 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.8

Radius: 9.1

Gravity: 11.66 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.7 AU - 2.02 AU

Year: 1638 Days

Day: 7.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,143,439 km

• M1: 113,246 km (0.118 R)
• M2: 417,228 km (0.102 R)
• M3: 840,142 km (0.096 R)
• M4: 1,668,315 km (0.101 R)
• M5: 2,146,430 km (0.111 R)
• M6: 2,518,779 km (0.086 R)
• M7: 3,427,886 km (0.054 R)
• M8: 3,739,648 km (0.111 R)
• M9: 4,727,293 km (0.104 R)
• M10: 5,026,788 km (0.072 R)
• M11: 6,176,447 km (0.117 R)
• M12: 6,772,894 km (0.042 R)
• M13: 7,154,369 km (0.101 R)
• M14: 7,871,242 km (0.097 R)
• M15: 8,201,554 km (0.066 R)
• M16: 9,281,501 km (0.084 R)
• M17: 9,959,628 km (0.042 R)
• M18: 11,877,173 km (0.064 R)
• M19: 12,840,284 km (0.094 R)
• M20: 13,553,417 km (0.11 R)
• M21: 14,921,490 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.8

Radius: 14.5

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.79 AU - 2.21 AU

Year: 1826 Days

Day: 10 Hours

Environment

Temp: -180 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,143,439 km

• M1: 180,415 km (0.075 R)
• M2: 734,226 km (0.097 R)
• M3: 1,401,433 km (0.075 R)
• M4: 1,931,309 km (0.04 R)
• M5: 2,734,948 km (0.083 R)
• M6: 3,328,253 km (0.066 R)
• M7: 3,988,429 km (0.119 R)
• M8: 4,611,055 km (0.035 R)
• M9: 5,503,556 km (0.07 R)
• M10: 6,456,794 km (0.083 R)
• M11: 7,262,827 km (0.067 R)
• M12: 8,754,617 km (0.066 R)
• M13: 9,472,388 km (0.062 R)
• M14: 10,335,418 km (0.075 R)
• M15: 11,175,260 km (0.074 R)
• M16: 11,747,023 km (0.11 R)
• M17: 12,908,202 km (0.108 R)
• M18: 13,839,299 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.1

Radius: 13.9

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.38 AU - 2.44 AU

Year: 2416 Days

Day: 14.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,143,439 km

• M1: 172,935 km (0.071 R)
• M2: 713,881 km (0.086 R)
• M3: 1,291,329 km (0.077 R)
• M4: 1,886,579 km (0.105 R)
• M5: 2,446,972 km (0.1 R)
• M6: 3,321,073 km (0.044 R)
• M7: 4,608,961 km (0.113 R)
• M8: 5,489,045 km (0.043 R)
• M9: 6,617,312 km (0.092 R)
• M10: 9,688,706 km (0.092 R)
• M11: 10,856,617 km (0.104 R)
• M12: 13,607,572 km (0.117 R)
• M13: 15,316,578 km (0.112 R)
• M14: 16,222,991 km (0.109 R)
• M15: 19,388,183 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.1

Radius: 9.5

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.25 AU - 4.67 AU

Year: 5088 Days

Day: 10.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,143,439 km

• M1: 118,182 km (0.034 R)
• M2: 650,751 km (0.094 R)
• M3: 1,217,876 km (0.082 R)
• M4: 1,538,315 km (0.088 R)
• M5: 1,887,626 km (0.038 R)
• M6: 2,338,065 km (0.109 R)
• M7: 2,677,353 km (0.064 R)
• M8: 4,182,008 km (0.099 R)
• M9: 4,870,757 km (0.106 R)
• M10: 5,256,720 km (0.052 R)
• M11: 5,722,717 km (0.108 R)
• M12: 7,756,949 km (0.117 R)
• M13: 8,556,998 km (0.071 R)
• M14: 9,244,251 km (0.049 R)
• M15: 10,410,665 km (0.095 R)
• M16: 11,966,334 km (0.104 R)
• M17: 13,509,885 km (0.087 R)
• M18: 13,997,873 km (0.119 R)
• M19: 15,415,013 km (0.097 R)
• M20: 18,598,606 km (0.086 R)
• M21: 20,028,313 km (0.104 R)
• M22: 20,949,237 km (0.077 R)
• M23: 22,121,187 km (0.06 R)
• M24: 22,875,609 km (0.051 R)
• M25: 29,812,312 km (0.117 R)
• M26: 30,178,079 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.9

Radius: 12.6

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.47 AU - 5.09 AU

Year: 6748 Days

Day: 10.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,143,439 km

• M1: 163,810 km (0.085 R)
• M2: 555,606 km (0.093 R)
• M3: 971,189 km (0.11 R)
• M4: 1,653,206 km (0.095 R)
• M5: 2,212,702 km (0.098 R)
• M6: 3,042,372 km (0.116 R)
• M7: 4,371,549 km (0.098 R)
• M8: 4,789,525 km (0.098 R)
• M9: 6,546,552 km (0.086 R)
• M10: 7,398,961 km (0.098 R)
• M11: 8,250,173 km (0.115 R)
• M12: 10,317,915 km (0.088 R)
• M13: 10,884,741 km (0.108 R)
• M14: 12,224,240 km (0.074 R)
• M15: 15,340,364 km (0.075 R)
• M16: 18,440,182 km (0.037 R)
• M17: 22,947,117 km (0.09 R)
• M18: 24,985,836 km (0.078 R)
• M19: 26,734,037 km (0.052 R)
• M20: 27,142,439 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.8

Radius: 10.2

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.69 AU - 6.21 AU

Year: 8215 Days

Day: 11.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 85,143,439 km

• M1: 126,859 km (0.102 R)
• M2: 712,235 km (0.038 R)
• M3: 1,694,645 km (0.08 R)
• M4: 2,208,663 km (0.112 R)
• M5: 2,650,874 km (0.086 R)
• M6: 3,194,363 km (0.088 R)
• M7: 3,834,941 km (0.098 R)
• M8: 4,238,257 km (0.093 R)
• M9: 4,810,469 km (0.114 R)
• M10: 5,748,747 km (0.119 R)
• M11: 6,804,609 km (0.093 R)
• M12: 9,163,917 km (0.048 R)
• M13: 9,795,369 km (0.099 R)
• M14: 11,144,892 km (0.119 R)
• M15: 13,057,052 km (0.117 R)
• M16: 13,452,888 km (0.093 R)
• M17: 14,567,691 km (0.104 R)
• M18: 16,321,277 km (0.107 R)
• M19: 16,913,834 km (0.108 R)
• M20: 17,520,454 km (0.09 R)
• M21: 17,863,781 km (0.108 R)
• M22: 19,209,414 km (0.082 R)
• M23: 22,502,512 km (0.083 R)
• M24: 23,401,745 km (0.112 R)
• M25: 30,478,621 km (0.098 R)
• M26: 33,647,852 km (0.101 R)
• M27: 34,499,962 km (0.109 R)
• M28: 34,931,402 km (0.091 R)
• M29: 38,167,952 km (0.101 R)
• M30: 38,745,549 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.3

Radius: 9.1

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.39 AU - 6.57 AU

Year: 8283 Days

Day: 6.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,143,439 km

• M1: 113,096 km (0.09 R)
• M2: 409,001 km (0.118 R)
• M3: 707,448 km (0.091 R)
• M4: 1,181,075 km (0.119 R)
• M5: 2,028,697 km (0.071 R)
• M6: 2,954,408 km (0.03 R)
• M7: 3,326,458 km (0.046 R)
• M8: 4,191,882 km (0.103 R)
• M9: 4,720,860 km (0.059 R)
• M10: 5,356,651 km (0.1 R)
• M11: 8,058,538 km (0.111 R)
• M12: 8,921,419 km (0.097 R)
• M13: 11,934,469 km (0.101 R)
• M14: 12,996,614 km (0.108 R)
• M15: 14,426,919 km (0.069 R)
• M16: 15,696,706 km (0.047 R)
• M17: 17,880,835 km (0.115 R)
• M18: 19,045,604 km (0.117 R)
• M19: 22,095,456 km (0.05 R)
• M20: 22,425,618 km (0.097 R)
• M21: 23,521,273 km (0.067 R)
• M22: 24,740,795 km (0.114 R)
• M23: 27,211,105 km (0.058 R)
• M24: 27,781,521 km (0.073 R)
• M25: 31,373,217 km (0.025 R)
• M26: 32,849,748 km (0.068 R)
• M27: 35,262,911 km (0.104 R)
• M28: 36,397,910 km (0.088 R)
• M29: 36,743,182 km (0.091 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.6

Radius: 12.9

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.91 AU - 5.95 AU

Year: 9324 Days

Day: 9 Hours

Environment

Temp: -223 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,143,439 km

• M1: 160,519 km (0.036 R)
• M2: 597,195 km (0.06 R)
• M3: 1,013,526 km (0.086 R)
• M4: 1,481,318 km (0.09 R)
• M5: 2,129,526 km (0.114 R)
• M6: 2,961,439 km (0.062 R)
• M7: 4,110,052 km (0.092 R)
• M8: 4,724,899 km (0.061 R)
• M9: 5,709,403 km (0.097 R)
• M10: 7,353,184 km (0.096 R)
• M11: 8,261,991 km (0.117 R)
• M12: 9,391,006 km (0.103 R)
• M13: 9,941,676 km (0.118 R)
• M14: 10,355,613 km (0.068 R)
• M15: 13,774,673 km (0.086 R)
• M16: 15,359,363 km (0.12 R)
• M17: 16,266,824 km (0.08 R)
• M18: 17,581,939 km (0.085 R)
• M19: 18,035,818 km (0.079 R)
• M20: 19,686,033 km (0.054 R)
• M21: 22,303,098 km (0.116 R)
• M22: 28,321,420 km (0.102 R)
• M23: 28,736,554 km (0.094 R)
• M24: 30,221,762 km (0.114 R)
• M25: 36,553,791 km (0.049 R)
• M26: 37,418,317 km (0.071 R)
• M27: 41,278,540 km (0.097 R)
• M28: 47,701,076 km (0.062 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.6

Radius: 3

Gravity: 86.4 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.34 AU - 11.82 AU

Year: 22220 Days

Day: 15 Hours

Environment

Temp: -240 °C

Axial Tilt: 78.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 85,143,439 km

• M1: 37,399 km (0.065 R)
• M2: 163,361 km (0.071 R)
• M3: 399,127 km (0.04 R)
• M4: 567,425 km (0.026 R)
• M5: 825,481 km (0.079 R)
• M6: 955,930 km (0.107 R)
• M7: 1,099,993 km (0.111 R)
• M8: 1,367,025 km (0.085 R)
• M9: 2,070,285 km (0.088 R)
• M10: 2,404,786 km (0.068 R)
• M11: 3,717,657 km (0.109 R)
• M12: 4,597,591 km (0.104 R)
• M13: 6,663,239 km (0.097 R)
• M14: 6,756,737 km (0.115 R)
• M15: 7,188,626 km (0.106 R)
• M16: 10,111,320 km (0.085 R)
• M17: 10,297,121 km (0.048 R)
• M18: 11,662,052 km (0.095 R)
• M19: 12,779,548 km (0.026 R)
• M20: 14,823,803 km (0.117 R)
• M21: 16,301,381 km (0.085 R)
• M22: 20,715,565 km (0.106 R)
• M23: 21,828,573 km (0.091 R)
• M24: 24,283,175 km (0.117 R)
• M25: 27,034,280 km (0.055 R)
• M26: 30,369,265 km (0.094 R)
• M27: 30,497,770 km (0.078 R)
• M28: 33,692,283 km (0.09 R)
• M29: 36,373,974 km (0.112 R)
• M30: 37,544,578 km (0.047 R)
• M31: 37,989,781 km (0.077 R)
• M32: 38,739,865 km (0.076 R)
• M33: 39,960,434 km (0.115 R)
• M34: 58,629,949 km (0.109 R)
• M35: 62,702,152 km (0.056 R)
• M36: 65,662,245 km (0.1 R)
• M37: 73,235,787 km (0.102 R)
• M38: 73,698,643 km (0.109 R)
• M39: 80,629,961 km (0.068 R)
• M40: 82,365,745 km (0.037 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 16,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit