🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.54 AU - 0.54 AU

Year: 252 Days

Day: 38.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,659,186 km

• M1: 356,791 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.56 AU - 0.64 AU

Year: 296 Days

Day: 19.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.2

Radius: 12.1

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.87 AU - 1.03 AU

Year: 589 Days

Day: 8.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 13,659,186 km

• M1: 174,730 km (0.077 R)
• M2: 250,277 km (0.091 R)
• M3: 336,296 km (0.102 R)
• M4: 415,134 km (0.103 R)
• M5: 564,582 km (0.047 R)
• M6: 723,754 km (0.115 R)
• M7: 850,763 km (0.117 R)
• M8: 1,028,635 km (0.109 R)
• M9: 1,129,165 km (0.082 R)
• M10: 1,383,780 km (0.052 R)
• M11: 1,555,818 km (0.112 R)
• M12: 1,667,567 km (0.068 R)
• M13: 1,846,038 km (0.038 R)
• M14: 2,019,870 km (0.068 R)
• M15: 2,182,184 km (0.062 R)
• M16: 2,285,107 km (0.088 R)
• M17: 2,413,313 km (0.078 R)
• M18: 2,502,174 km (0.098 R)
• M19: 2,598,216 km (0.053 R)
• M20: 2,849,839 km (0.092 R)
• M21: 2,950,369 km (0.111 R)
• M22: 3,122,556 km (0.118 R)
• M23: 3,265,422 km (0.066 R)
• M24: 3,370,739 km (0.089 R)
• M25: 3,537,541 km (0.097 R)
• M26: 3,672,927 km (0.108 R)
• M27: 3,837,784 km (0.064 R)
• M28: 3,956,116 km (0.047 R)
• M29: 4,075,644 km (0.12 R)
• M30: 4,167,946 km (0.101 R)
• M31: 4,456,221 km (0.111 R)
• M32: 4,728,789 km (0.105 R)
• M33: 4,863,277 km (0.104 R)
• M34: 5,182,369 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.4

Radius: 8

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.67 AU - 1.77 AU

Year: 1434 Days

Day: 11.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 13,659,186 km

• M1: 100,231 km (0.118 R)
• M2: 226,192 km (0.074 R)
• M3: 292,314 km (0.098 R)
• M4: 359,633 km (0.076 R)
• M5: 470,186 km (0.043 R)
• M6: 530,324 km (0.12 R)
• M7: 611,855 km (0.098 R)
• M8: 678,426 km (0.116 R)
• M9: 824,583 km (0.108 R)
• M10: 1,112,859 km (0.11 R)
• M11: 1,438,084 km (0.062 R)
• M12: 1,568,384 km (0.075 R)
• M13: 1,750,594 km (0.112 R)
• M14: 1,890,169 km (0.049 R)
• M15: 2,150,469 km (0.102 R)
• M16: 2,422,438 km (0.116 R)
• M17: 2,476,593 km (0.055 R)
• M18: 2,625,742 km (0.049 R)
• M19: 2,794,039 km (0.106 R)
• M20: 3,048,954 km (0.051 R)
• M21: 3,141,256 km (0.049 R)
• M22: 3,328,702 km (0.049 R)
• M23: 3,423,697 km (0.053 R)
• M24: 3,554,894 km (0.102 R)
• M25: 3,849,303 km (0.113 R)
• M26: 4,142,365 km (0.072 R)
• M27: 4,235,415 km (0.098 R)
• M28: 4,310,513 km (0.078 R)
• M29: 4,366,911 km (0.112 R)
• M30: 4,653,391 km (0.083 R)
• M31: 4,779,353 km (0.046 R)
• M32: 4,837,846 km (0.056 R)
• M33: 5,224,257 km (0.079 R)
• M34: 5,345,132 km (0.077 R)
• M35: 5,395,696 km (0.081 R)
• M36: 5,446,559 km (0.055 R)
• M37: 5,579,402 km (0.046 R)
• M38: 6,658,751 km (0.102 R)
• M39: 7,021,675 km (0.108 R)
• M40: 7,334,484 km (0.034 R)
• M41: 7,447,431 km (0.118 R)
• M42: 7,629,192 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.5

Radius: 8.3

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.98 AU - 2.42 AU

Year: 2075 Days

Day: 11.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 13,659,186 km

• M1: 105,915 km (0.05 R)
• M2: 162,014 km (0.066 R)
• M3: 218,263 km (0.098 R)
• M4: 280,346 km (0.11 R)
• M5: 513,270 km (0.083 R)
• M6: 628,012 km (0.103 R)
• M7: 777,311 km (0.097 R)
• M8: 1,101,489 km (0.082 R)
• M9: 1,201,570 km (0.117 R)
• M10: 1,283,999 km (0.069 R)
• M11: 1,336,507 km (0.084 R)
• M12: 1,553,723 km (0.057 R)
• M13: 1,632,562 km (0.111 R)
• M14: 1,759,121 km (0.103 R)
• M15: 2,059,065 km (0.106 R)
• M16: 2,171,114 km (0.079 R)
• M17: 2,336,569 km (0.118 R)
• M18: 2,453,405 km (0.118 R)
• M19: 2,572,335 km (0.054 R)
• M20: 2,802,267 km (0.099 R)
• M21: 2,912,820 km (0.061 R)
• M22: 3,024,869 km (0.065 R)
• M23: 3,095,629 km (0.082 R)
• M24: 3,166,837 km (0.111 R)
• M25: 3,621,166 km (0.109 R)
• M26: 3,681,304 km (0.112 R)
• M27: 4,064,873 km (0.042 R)
• M28: 4,269,374 km (0.085 R)
• M29: 4,412,838 km (0.115 R)
• M30: 4,606,717 km (0.093 R)
• M31: 4,688,397 km (0.105 R)
• M32: 5,036,512 km (0.09 R)
• M33: 5,222,312 km (0.115 R)
• M34: 5,444,764 km (0.098 R)
• M35: 5,969,853 km (0.077 R)
• M36: 6,041,061 km (0.107 R)
• M37: 6,256,632 km (0.045 R)
• M38: 6,365,240 km (0.092 R)
• M39: 6,843,504 km (0.039 R)
• M40: 7,124,748 km (0.035 R)
• M41: 7,219,444 km (0.104 R)
• M42: 7,795,695 km (0.038 R)
• M43: 8,526,779 km (0.068 R)
• M44: 8,930,993 km (0.116 R)
• M45: 9,279,556 km (0.069 R)
• M46: 9,507,543 km (0.088 R)
• M47: 9,758,269 km (0.051 R)
• M48: 10,053,725 km (0.026 R)
• M49: 10,202,425 km (0.115 R)
• M50: 10,287,846 km (0.102 R)
• M51: 10,459,135 km (0.116 R)
• M52: 10,523,761 km (0.113 R)
• M53: 10,783,164 km (0.114 R)
• M54: 10,891,922 km (0.06 R)
• M55: 10,957,296 km (0.097 R)
• M56: 11,463,086 km (0.096 R)
• M57: 11,618,519 km (0.053 R)
• M58: 11,729,969 km (0.11 R)
• M59: 12,089,154 km (0.111 R)
• M60: 12,657,476 km (0.108 R)
• M61: 12,772,217 km (0.106 R)
• M62: 13,002,748 km (0.113 R)
• M63: 13,072,161 km (0.104 R)
• M64: 13,397,686 km (0.109 R)
• M65: 13,561,496 km (0.047 R)
• M66: 13,773,027 km (0.05 R)
• M67: 13,891,060 km (0.062 R)
• M68: 13,961,969 km (0.074 R)
• M69: 14,247,103 km (0.077 R)
• M70: 14,678,393 km (0.115 R)
• M71: 14,895,610 km (0.045 R)
• M72: 15,138,257 km (0.087 R)
• M73: 15,235,646 km (0.1 R)
• M74: 15,676,660 km (0.106 R)
• M75: 16,246,179 km (0.077 R)
• M76: 16,797,298 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.2

Radius: 8.9

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.18 AU - 2.76 AU

Year: 2468 Days

Day: 6.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 13,659,186 km

• M1: 120,426 km (0.105 R)
• M2: 184,604 km (0.046 R)
• M3: 299,944 km (0.053 R)
• M4: 366,964 km (0.032 R)
• M5: 452,384 km (0.104 R)
• M6: 513,719 km (0.11 R)
• M7: 673,938 km (0.095 R)
• M8: 745,745 km (0.079 R)
• M9: 812,765 km (0.12 R)
• M10: 945,459 km (0.075 R)
• M11: 1,128,118 km (0.09 R)
• M12: 1,556,715 km (0.116 R)
• M13: 1,644,230 km (0.101 R)
• M14: 1,865,635 km (0.107 R)
• M15: 1,958,984 km (0.054 R)
• M16: 2,085,843 km (0.117 R)
• M17: 2,193,853 km (0.103 R)
• M18: 2,259,526 km (0.116 R)
• M19: 2,632,474 km (0.075 R)
• M20: 2,702,486 km (0.09 R)
• M21: 2,796,732 km (0.077 R)
• M22: 2,916,111 km (0.083 R)
• M23: 2,988,517 km (0.049 R)
• M24: 3,474,111 km (0.091 R)
• M25: 3,615,631 km (0.095 R)
• M26: 3,917,669 km (0.11 R)
• M27: 4,011,168 km (0.11 R)
• M28: 4,159,718 km (0.106 R)
• M29: 4,630,353 km (0.077 R)
• M30: 4,872,103 km (0.075 R)
• M31: 5,220,367 km (0.102 R)
• M32: 5,323,590 km (0.091 R)
• M33: 5,382,831 km (0.03 R)
• M34: 5,561,750 km (0.089 R)
• M35: 6,079,807 km (0.039 R)
• M36: 6,203,973 km (0.111 R)
• M37: 6,407,426 km (0.061 R)
• M38: 6,740,880 km (0.051 R)
• M39: 7,080,018 km (0.081 R)
• M40: 7,424,842 km (0.062 R)
• M41: 7,574,290 km (0.075 R)
• M42: 7,741,391 km (0.113 R)
• M43: 7,977,606 km (0.088 R)
• M44: 8,336,341 km (0.109 R)
• M45: 8,474,420 km (0.05 R)
• M46: 8,578,391 km (0.057 R)
• M47: 8,857,989 km (0.067 R)
• M48: 8,998,910 km (0.052 R)
• M49: 9,193,836 km (0.102 R)
• M50: 9,336,403 km (0.115 R)
• M51: 9,461,916 km (0.089 R)
• M52: 9,551,824 km (0.062 R)
• M53: 9,896,198 km (0.082 R)
• M54: 10,690,713 km (0.101 R)
• M55: 10,765,661 km (0.072 R)
• M56: 10,821,910 km (0.062 R)
• M57: 10,953,706 km (0.056 R)
• M58: 11,142,947 km (0.11 R)
• M59: 11,352,384 km (0.101 R)
• M60: 11,409,680 km (0.111 R)
• M61: 12,085,862 km (0.109 R)
• M62: 12,144,355 km (0.109 R)
• M63: 12,300,984 km (0.055 R)
• M64: 12,814,703 km (0.054 R)
• M65: 13,335,304 km (0.104 R)
• M66: 13,577,952 km (0.085 R)
• M67: 13,638,838 km (0.065 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 20,237 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit