🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.3

Radius: 9

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.86 AU - 1.02 AU

Year: 629 Days

Day: 9.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,829,329 km

• M1: 112,049 km (0.074 R)
• M2: 475,272 km (0.12 R)
• M3: 1,040,453 km (0.097 R)
• M4: 1,357,301 km (0.047 R)
• M5: 1,641,089 km (0.088 R)
• M6: 1,956,591 km (0.066 R)
• M7: 2,247,409 km (0.12 R)
• M8: 2,670,023 km (0.116 R)
• M9: 2,973,258 km (0.115 R)
• M10: 3,649,739 km (0.092 R)
• M11: 4,010,719 km (0.082 R)
• M12: 4,559,444 km (0.053 R)
• M13: 5,223,210 km (0.116 R)
• M14: 5,595,858 km (0.062 R)
• M15: 6,095,664 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.9

Radius: 10.2

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.07 AU - 1.73 AU

Year: 1143 Days

Day: 14.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,829,329 km

• M1: 126,859 km (0.089 R)
• M2: 826,379 km (0.054 R)
• M3: 1,375,552 km (0.047 R)
• M4: 2,282,415 km (0.116 R)
• M5: 3,060,174 km (0.088 R)
• M6: 4,232,722 km (0.12 R)
• M7: 5,404,073 km (0.036 R)
• M8: 5,845,836 km (0.119 R)
• M9: 6,246,609 km (0.066 R)
• M10: 7,585,061 km (0.068 R)
• M11: 8,062,577 km (0.058 R)
• M12: 8,586,768 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.8

Radius: 13.5

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.59 AU - 1.85 AU

Year: 1557 Days

Day: 13.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,829,329 km

• M1: 169,195 km (0.105 R)
• M2: 620,981 km (0.106 R)
• M3: 1,043,445 km (0.047 R)
• M4: 1,781,112 km (0.059 R)
• M5: 2,246,810 km (0.091 R)
• M6: 2,996,595 km (0.078 R)
• M7: 4,076,692 km (0.103 R)
• M8: 6,073,225 km (0.035 R)
• M9: 8,770,026 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.9

Radius: 14.9

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.85 AU - 2.49 AU

Year: 2206 Days

Day: 6.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,829,329 km

• M1: 185,352 km (0.113 R)
• M2: 732,282 km (0.101 R)
• M3: 1,198,728 km (0.093 R)
• M4: 1,713,344 km (0.04 R)
• M5: 3,715,263 km (0.111 R)
• M6: 4,620,181 km (0.117 R)
• M7: 5,464,062 km (0.104 R)
• M8: 6,114,514 km (0.101 R)
• M9: 7,460,147 km (0.053 R)
• M10: 8,715,572 km (0.098 R)
• M11: 9,281,351 km (0.065 R)
• M12: 10,107,730 km (0.034 R)
• M13: 10,982,877 km (0.054 R)
• M14: 11,457,551 km (0.106 R)
• M15: 12,844,174 km (0.085 R)
• M16: 13,745,052 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.8

Radius: 10.3

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.14 AU - 3.34 AU

Year: 4026 Days

Day: 11.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,829,329 km

• M1: 128,056 km (0.104 R)
• M2: 456,124 km (0.057 R)
• M3: 811,269 km (0.047 R)
• M4: 1,161,179 km (0.06 R)
• M5: 1,539,512 km (0.119 R)
• M6: 1,864,887 km (0.101 R)
• M7: 2,448,468 km (0.118 R)
• M8: 3,418,162 km (0.091 R)
• M9: 3,799,636 km (0.074 R)
• M10: 4,447,395 km (0.086 R)
• M11: 5,070,171 km (0.075 R)
• M12: 6,264,112 km (0.114 R)
• M13: 9,565,437 km (0.073 R)
• M14: 9,903,379 km (0.076 R)
• M15: 10,723,026 km (0.106 R)
• M16: 12,452,826 km (0.079 R)
• M17: 13,641,830 km (0.099 R)
• M18: 15,005,115 km (0.068 R)
• M19: 16,726,089 km (0.063 R)
• M20: 17,494,573 km (0.111 R)
• M21: 18,286,545 km (0.084 R)
• M22: 18,691,207 km (0.113 R)
• M23: 19,699,197 km (0.1 R)
• M24: 20,680,709 km (0.119 R)
• M25: 21,246,937 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970

Radius: 13.5

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.92 AU - 4.4 AU

Year: 4833 Days

Day: 10.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,829,329 km

• M1: 167,849 km (0.115 R)
• M2: 612,454 km (0.104 R)
• M3: 1,094,458 km (0.103 R)
• M4: 1,824,944 km (0.09 R)
• M5: 2,882,751 km (0.108 R)
• M6: 3,336,481 km (0.096 R)
• M7: 3,884,309 km (0.105 R)
• M8: 6,053,627 km (0.102 R)
• M9: 7,363,506 km (0.114 R)
• M10: 8,220,104 km (0.046 R)
• M11: 9,607,026 km (0.053 R)
• M12: 11,529,209 km (0.096 R)
• M13: 14,193,846 km (0.1 R)
• M14: 15,049,995 km (0.034 R)
• M15: 17,181,615 km (0.027 R)
• M16: 19,163,188 km (0.045 R)
• M17: 20,927,545 km (0.118 R)
• M18: 22,567,736 km (0.081 R)
• M19: 23,892,575 km (0.113 R)
• M20: 26,697,236 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.5

Radius: 4.6

Gravity: 28.85 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5.35 AU - 5.89 AU

Year: 9196 Days

Day: 19.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 169 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 68,829,329 km

• M1: 57,296 km (0.105 R)
• M2: 490,232 km (0.114 R)
• M3: 849,716 km (0.06 R)
• M4: 1,023,848 km (0.102 R)
• M5: 1,198,578 km (0.113 R)
• M6: 1,709,754 km (0.052 R)
• M7: 1,989,801 km (0.113 R)
• M8: 2,193,105 km (0.05 R)
• M9: 2,466,570 km (0.119 R)
• M10: 3,496,850 km (0.113 R)
• M11: 4,080,282 km (0.091 R)
• M12: 4,437,372 km (0.069 R)
• M13: 6,653,814 km (0.113 R)
• M14: 7,187,430 km (0.085 R)
• M15: 7,344,956 km (0.081 R)
• M16: 8,167,745 km (0.111 R)
• M17: 8,513,465 km (0.05 R)
• M18: 10,950,564 km (0.092 R)
• M19: 14,808,693 km (0.11 R)
• M20: 17,710,892 km (0.088 R)
• M21: 17,998,718 km (0.1 R)
• M22: 20,414,724 km (0.09 R)
• M23: 21,292,714 km (0.063 R)
• M24: 22,530,337 km (0.06 R)
• M25: 25,057,344 km (0.08 R)
• M26: 25,694,481 km (0.089 R)
• M27: 25,970,789 km (0.113 R)
• M28: 28,744,932 km (0.117 R)
• M29: 34,425,312 km (0.093 R)
• M30: 35,896,308 km (0.089 R)
• M31: 36,705,633 km (0.101 R)
• M32: 38,121,128 km (0.037 R)
• M33: 39,695,047 km (0.094 R)
• M34: 39,940,986 km (0.119 R)
• M35: 40,311,839 km (0.09 R)
• M36: 41,185,939 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.6

Radius: 4.8

Gravity: 33.75 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.76 AU - 6.28 AU

Year: 10195 Days

Day: 22.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,829,329 km

• M1: 59,839 km (0.113 R)
• M2: 369,806 km (0.103 R)
• M3: 605,722 km (0.082 R)
• M4: 938,727 km (0.103 R)
• M5: 1,345,334 km (0.108 R)
• M6: 1,748,799 km (0.089 R)
• M7: 2,048,144 km (0.06 R)
• M8: 2,643,095 km (0.115 R)
• M9: 3,495,803 km (0.088 R)
• M10: 3,943,400 km (0.08 R)
• M11: 4,700,664 km (0.037 R)
• M12: 5,016,316 km (0.117 R)
• M13: 5,379,689 km (0.087 R)
• M14: 6,383,640 km (0.073 R)
• M15: 6,536,679 km (0.047 R)
• M16: 9,233,031 km (0.103 R)
• M17: 11,942,996 km (0.096 R)
• M18: 16,178,860 km (0.04 R)
• M19: 16,535,501 km (0.105 R)
• M20: 18,090,721 km (0.048 R)
• M21: 20,394,977 km (0.059 R)
• M22: 21,148,053 km (0.09 R)
• M23: 22,887,577 km (0.093 R)
• M24: 26,255,174 km (0.098 R)
• M25: 26,846,834 km (0.051 R)
• M26: 27,045,949 km (0.089 R)
• M27: 27,346,491 km (0.083 R)
• M28: 30,910,660 km (0.039 R)
• M29: 31,349,281 km (0.079 R)
• M30: 31,791,941 km (0.09 R)
• M31: 32,463,935 km (0.05 R)
• M32: 37,064,219 km (0.066 R)
• M33: 41,148,690 km (0.097 R)
• M34: 41,546,321 km (0.108 R)
• M35: 47,822,251 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.5

Radius: 4.3

Gravity: 38.59 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.73 AU - 8.93 AU

Year: 13698 Days

Day: 22.7 Hours

Environment

Temp: -241 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,829,329 km

• M1: 53,855 km (0.085 R)
• M2: 464,202 km (0.12 R)
• M3: 656,884 km (0.062 R)
• M4: 944,860 km (0.1 R)
• M5: 1,907,223 km (0.044 R)
• M6: 2,642,796 km (0.051 R)
• M7: 4,060,685 km (0.062 R)
• M8: 7,228,120 km (0.108 R)
• M9: 7,538,087 km (0.069 R)
• M10: 8,089,954 km (0.12 R)
• M11: 8,521,244 km (0.047 R)
• M12: 10,512,542 km (0.08 R)
• M13: 25,415,182 km (0.037 R)
• M14: 29,351,401 km (0.066 R)
• M15: 33,309,761 km (0.065 R)
• M16: 36,566,357 km (0.071 R)
• M17: 38,005,788 km (0.101 R)
• M18: 39,482,468 km (0.096 R)
• M19: 40,166,280 km (0.119 R)
• M20: 43,995,238 km (0.06 R)
• M21: 46,678,724 km (0.112 R)
• M22: 52,041,509 km (0.072 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.1

Radius: 7.8

Gravity: 12.46 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.28 AU - 10.22 AU

Year: 16357 Days

Day: 22.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,829,329 km

• M1: 124,914 km (0.09 R)
• M2: 411,394 km (0.035 R)
• M3: 724,502 km (0.083 R)
• M4: 1,236,726 km (0.113 R)
• M5: 2,124,888 km (0.115 R)
• M6: 2,870,634 km (0.109 R)
• M7: 3,606,805 km (0.065 R)
• M8: 4,495,865 km (0.115 R)
• M9: 6,571,386 km (0.078 R)
• M10: 7,745,879 km (0.099 R)
• M11: 8,332,751 km (0.105 R)
• M12: 12,493,666 km (0.063 R)
• M13: 13,716,629 km (0.109 R)
• M14: 15,092,181 km (0.109 R)
• M15: 15,621,309 km (0.077 R)
• M16: 16,477,906 km (0.103 R)
• M17: 19,323,258 km (0.111 R)
• M18: 22,676,195 km (0.107 R)
• M19: 28,175,413 km (0.11 R)
• M20: 30,627,621 km (0.048 R)
• M21: 34,372,205 km (0.108 R)
• M22: 39,255,379 km (0.077 R)
• M23: 42,009,924 km (0.097 R)
• M24: 51,381,184 km (0.057 R)
• M25: 56,640,147 km (0.028 R)
• M26: 66,787,969 km (0.101 R)
• M27: 68,829,382 km (0.117 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 12,210 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit