🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.56 AU - 0.68 AU

Year: 320 Days

Day: 30.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.56 AU - 0.74 AU

Year: 344 Days

Day: 33.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.61 AU - 0.73 AU

Year: 360 Days

Day: 33.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.3

Radius: 8.4

Gravity: 13 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.66 AU - 0.7 AU

Year: 368 Days

Day: 9.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 14,126,185 km

• M1: 105,018 km (0.063 R)
• M2: 164,857 km (0.098 R)
• M3: 272,567 km (0.095 R)
• M4: 352,004 km (0.054 R)
• M5: 405,111 km (0.084 R)
• M6: 471,832 km (0.059 R)
• M7: 528,230 km (0.077 R)
• M8: 583,581 km (0.093 R)
• M9: 637,137 km (0.069 R)
• M10: 700,716 km (0.056 R)
• M11: 758,312 km (0.072 R)
• M12: 865,274 km (0.108 R)
• M13: 923,168 km (0.091 R)
• M14: 996,172 km (0.09 R)
• M15: 1,061,696 km (0.054 R)
• M16: 1,162,974 km (0.118 R)
• M17: 1,227,301 km (0.113 R)
• M18: 1,323,492 km (0.118 R)
• M19: 1,529,189 km (0.119 R)
• M20: 1,677,740 km (0.05 R)
• M21: 1,773,782 km (0.114 R)
• M22: 1,883,437 km (0.114 R)
• M23: 1,959,583 km (0.087 R)
• M24: 2,103,196 km (0.103 R)
• M25: 2,176,350 km (0.09 R)
• M26: 2,262,817 km (0.091 R)
• M27: 2,337,766 km (0.076 R)
• M28: 2,413,612 km (0.074 R)
• M29: 2,471,058 km (0.108 R)
• M30: 2,528,952 km (0.072 R)
• M31: 2,606,892 km (0.048 R)
• M32: 2,665,834 km (0.098 R)
• M33: 2,718,642 km (0.094 R)
• M34: 2,872,429 km (0.082 R)
• M35: 2,926,733 km (0.106 R)
• M36: 3,202,741 km (0.092 R)
• M37: 3,287,264 km (0.119 R)
• M38: 3,444,192 km (0.083 R)
• M39: 3,728,278 km (0.082 R)
• M40: 3,922,007 km (0.05 R)
• M41: 4,020,144 km (0.105 R)
• M42: 4,358,235 km (0.111 R)
• M43: 4,436,474 km (0.114 R)
• M44: 4,617,937 km (0.094 R)
• M45: 4,801,942 km (0.114 R)
• M46: 4,939,572 km (0.083 R)
• M47: 5,012,875 km (0.119 R)
• M48: 5,218,572 km (0.09 R)
• M49: 5,343,337 km (0.117 R)
• M50: 5,680,979 km (0.12 R)
• M51: 5,826,538 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.4

Radius: 12.7

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.62 AU - 0.9 AU

Year: 435 Days

Day: 14.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 14,126,185 km

• M1: 158,424 km (0.114 R)
• M2: 238,160 km (0.111 R)
• M3: 361,728 km (0.104 R)
• M4: 452,234 km (0.111 R)
• M5: 553,213 km (0.025 R)
• M6: 640,877 km (0.065 R)
• M7: 862,581 km (0.118 R)
• M8: 963,261 km (0.069 R)
• M9: 1,101,040 km (0.062 R)
• M10: 1,270,834 km (0.115 R)
• M11: 1,366,876 km (0.098 R)
• M12: 1,449,753 km (0.082 R)
• M13: 1,545,196 km (0.094 R)
• M14: 1,626,278 km (0.065 R)
• M15: 1,770,640 km (0.081 R)
• M16: 1,850,376 km (0.045 R)
• M17: 1,966,165 km (0.12 R)
• M18: 2,072,678 km (0.075 R)
• M19: 2,328,790 km (0.114 R)
• M20: 2,441,886 km (0.068 R)
• M21: 2,719,540 km (0.094 R)
• M22: 2,818,873 km (0.113 R)
• M23: 2,966,825 km (0.033 R)
• M24: 3,124,202 km (0.078 R)
• M25: 3,235,503 km (0.034 R)
• M26: 3,333,938 km (0.105 R)
• M27: 3,419,059 km (0.115 R)
• M28: 3,505,078 km (0.07 R)
• M29: 3,591,695 km (0.082 R)
• M30: 3,693,871 km (0.056 R)
• M31: 3,789,464 km (0.087 R)
• M32: 3,915,874 km (0.11 R)
• M33: 4,028,521 km (0.101 R)
• M34: 4,165,254 km (0.064 R)
• M35: 4,349,857 km (0.077 R)
• M36: 4,451,135 km (0.098 R)
• M37: 4,545,232 km (0.085 R)
• M38: 4,663,863 km (0.085 R)
• M39: 4,767,535 km (0.109 R)
• M40: 4,880,032 km (0.063 R)
• M41: 5,140,482 km (0.088 R)
• M42: 5,413,947 km (0.099 R)
• M43: 5,548,286 km (0.05 R)
• M44: 5,726,307 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914

Radius: 11.4

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.74 AU - 1.06 AU

Year: 560 Days

Day: 10.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 66.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 14,126,185 km

• M1: 154,385 km (0.095 R)
• M2: 258,804 km (0.089 R)
• M3: 356,791 km (0.048 R)
• M4: 449,093 km (0.106 R)
• M5: 522,097 km (0.061 R)
• M6: 600,037 km (0.09 R)
• M7: 730,636 km (0.116 R)
• M8: 809,923 km (0.052 R)
• M9: 918,980 km (0.087 R)
• M10: 1,078,301 km (0.114 R)
• M11: 1,217,577 km (0.098 R)
• M12: 1,313,769 km (0.048 R)
• M13: 1,665,174 km (0.112 R)
• M14: 1,827,787 km (0.106 R)
• M15: 1,925,175 km (0.083 R)
• M16: 2,103,496 km (0.108 R)
• M17: 2,176,499 km (0.056 R)
• M18: 2,332,380 km (0.116 R)
• M19: 2,430,965 km (0.113 R)
• M20: 2,687,227 km (0.115 R)
• M21: 2,774,741 km (0.076 R)
• M22: 2,920,001 km (0.043 R)
• M23: 3,167,735 km (0.11 R)
• M24: 3,243,431 km (0.115 R)
• M25: 3,362,362 km (0.096 R)
• M26: 3,456,758 km (0.04 R)
• M27: 3,587,207 km (0.075 R)
• M28: 3,701,500 km (0.075 R)
• M29: 3,834,941 km (0.093 R)
• M30: 3,951,777 km (0.058 R)
• M31: 4,033,458 km (0.064 R)
• M32: 4,328,614 km (0.104 R)
• M33: 4,516,509 km (0.088 R)
• M34: 4,602,079 km (0.058 R)
• M35: 4,716,970 km (0.09 R)
• M36: 4,832,759 km (0.116 R)
• M37: 4,998,514 km (0.108 R)
• M38: 5,175,937 km (0.092 R)
• M39: 5,255,672 km (0.106 R)
• M40: 5,426,064 km (0.101 R)
• M41: 5,527,342 km (0.081 R)
• M42: 5,721,221 km (0.099 R)
• M43: 5,886,377 km (0.104 R)
• M44: 5,959,082 km (0.089 R)
• M45: 6,073,973 km (0.088 R)
• M46: 6,348,634 km (0.074 R)
• M47: 6,498,083 km (0.099 R)
• M48: 6,659,648 km (0.112 R)
• M49: 6,997,889 km (0.101 R)
• M50: 7,086,002 km (0.111 R)
• M51: 7,363,955 km (0.104 R)
• M52: 7,442,494 km (0.086 R)
• M53: 7,611,540 km (0.079 R)
• M54: 7,702,346 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.3

Radius: 13.1

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.34 AU - 2.16 AU

Year: 1519 Days

Day: 12.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 14,126,185 km

• M1: 163,959 km (0.096 R)
• M2: 285,732 km (0.116 R)
• M3: 457,620 km (0.078 R)
• M4: 648,507 km (0.095 R)
• M5: 788,082 km (0.11 R)
• M6: 1,100,143 km (0.079 R)
• M7: 1,200,074 km (0.102 R)
• M8: 1,343,838 km (0.073 R)
• M9: 1,443,171 km (0.092 R)
• M10: 1,562,400 km (0.08 R)
• M11: 1,702,873 km (0.06 R)
• M12: 1,847,683 km (0.034 R)
• M13: 2,228,410 km (0.062 R)
• M14: 2,728,665 km (0.115 R)
• M15: 2,899,656 km (0.053 R)
• M16: 3,030,254 km (0.081 R)
• M17: 3,263,777 km (0.11 R)
• M18: 3,399,911 km (0.089 R)
• M19: 3,514,802 km (0.117 R)
• M20: 3,701,500 km (0.119 R)
• M21: 3,819,832 km (0.119 R)
• M22: 4,011,766 km (0.086 R)
• M23: 4,133,389 km (0.101 R)
• M24: 4,231,675 km (0.119 R)
• M25: 4,619,881 km (0.072 R)
• M26: 4,915,337 km (0.107 R)
• M27: 5,045,787 km (0.104 R)
• M28: 5,137,789 km (0.09 R)
• M29: 5,390,310 km (0.119 R)
• M30: 5,688,010 km (0.057 R)
• M31: 5,825,042 km (0.092 R)
• M32: 5,949,507 km (0.066 R)
• M33: 6,214,894 km (0.071 R)
• M34: 6,356,114 km (0.084 R)
• M35: 6,541,466 km (0.075 R)
• M36: 6,815,529 km (0.071 R)
• M37: 7,019,880 km (0.05 R)
• M38: 7,226,325 km (0.113 R)
• M39: 7,479,744 km (0.117 R)
• M40: 7,615,130 km (0.103 R)
• M41: 7,812,001 km (0.119 R)
• M42: 8,041,484 km (0.062 R)
• M43: 8,149,344 km (0.101 R)
• M44: 8,257,653 km (0.095 R)
• M45: 8,350,852 km (0.064 R)
• M46: 8,727,241 km (0.108 R)
• M47: 8,901,672 km (0.118 R)
• M48: 9,045,136 km (0.064 R)
• M49: 9,286,138 km (0.115 R)
• M50: 9,610,766 km (0.109 R)
• M51: 9,758,120 km (0.033 R)
• M52: 9,988,799 km (0.074 R)
• M53: 10,171,309 km (0.096 R)
• M54: 10,304,750 km (0.095 R)
• M55: 10,388,525 km (0.108 R)
• M56: 10,742,473 km (0.044 R)
• M57: 10,980,783 km (0.04 R)
• M58: 11,376,020 km (0.032 R)
• M59: 11,462,488 km (0.12 R)
• M60: 11,758,393 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.6

Radius: 11.3

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.6 AU - 2 AU

Year: 1584 Days

Day: 9.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 14,126,185 km

• M1: 163,660 km (0.096 R)
• M2: 283,039 km (0.111 R)
• M3: 372,349 km (0.103 R)
• M4: 445,203 km (0.094 R)
• M5: 563,086 km (0.095 R)
• M6: 657,782 km (0.12 R)
• M7: 803,640 km (0.072 R)
• M8: 977,472 km (0.105 R)
• M9: 1,289,683 km (0.099 R)
• M10: 1,476,830 km (0.085 R)
• M11: 1,643,183 km (0.096 R)
• M12: 1,713,494 km (0.106 R)
• M13: 1,846,935 km (0.043 R)
• M14: 2,234,843 km (0.054 R)
• M15: 2,381,449 km (0.081 R)
• M16: 2,577,871 km (0.073 R)
• M17: 3,161,452 km (0.084 R)
• M18: 3,288,161 km (0.109 R)
• M19: 3,572,996 km (0.03 R)
• M20: 3,758,497 km (0.082 R)
• M21: 3,852,594 km (0.108 R)
• M22: 4,042,882 km (0.069 R)
• M23: 4,390,548 km (0.105 R)
• M24: 4,632,597 km (0.077 R)
• M25: 4,704,554 km (0.079 R)
• M26: 4,878,985 km (0.049 R)
• M27: 5,040,700 km (0.111 R)
• M28: 5,159,631 km (0.038 R)
• M29: 5,369,666 km (0.073 R)
• M30: 5,475,880 km (0.086 R)
• M31: 5,628,769 km (0.119 R)
• M32: 5,783,005 km (0.114 R)
• M33: 5,923,178 km (0.065 R)
• M34: 6,048,541 km (0.092 R)
• M35: 6,238,530 km (0.111 R)
• M36: 6,494,792 km (0.115 R)
• M37: 6,770,949 km (0.05 R)
• M38: 7,217,499 km (0.091 R)
• M39: 7,469,721 km (0.12 R)
• M40: 7,879,320 km (0.112 R)
• M41: 8,034,902 km (0.078 R)
• M42: 8,139,022 km (0.054 R)
• M43: 8,261,243 km (0.062 R)
• M44: 9,061,442 km (0.088 R)
• M45: 9,242,605 km (0.1 R)
• M46: 9,480,017 km (0.106 R)
• M47: 9,571,870 km (0.077 R)
• M48: 9,942,125 km (0.044 R)
• M49: 10,110,273 km (0.043 R)
• M50: 10,582,553 km (0.076 R)
• M51: 10,811,737 km (0.104 R)
• M52: 10,965,374 km (0.052 R)
• M53: 11,450,520 km (0.109 R)
• M54: 11,883,157 km (0.099 R)
• M55: 12,121,467 km (0.095 R)
• M56: 12,461,802 km (0.083 R)
• M57: 12,602,873 km (0.031 R)
• M58: 12,805,279 km (0.112 R)
• M59: 13,213,382 km (0.094 R)
• M60: 13,542,946 km (0.099 R)
• M61: 13,625,673 km (0.092 R)
• M62: 14,105,284 km (0.092 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 14,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit