🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.5 AU - 0.6 AU

Year: 268 Days

Day: 21 Hours

Environment

Temp: -116 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,244,303 km

• M1: 164,558 km (0.117 R)
• M2: 209,587 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.56 AU - 0.56 AU

Year: 275 Days

Day: 13.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.5 AU - 0.72 AU

Year: 313 Days

Day: 16.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.56 AU - 0.78 AU

Year: 360 Days

Day: 12.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158

Radius: 12.5

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.12 AU - 1.12 AU

Year: 778 Days

Day: 14 Hours

Environment

Temp: -169 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 36,244,303 km

• M1: 171,290 km (0.069 R)
• M2: 275,260 km (0.115 R)
• M3: 385,215 km (0.06 R)
• M4: 545,883 km (0.086 R)
• M5: 655,837 km (0.094 R)
• M6: 762,949 km (0.083 R)
• M7: 950,694 km (0.096 R)
• M8: 1,035,666 km (0.117 R)
• M9: 1,190,949 km (0.091 R)
• M10: 1,269,188 km (0.1 R)
• M11: 1,378,245 km (0.103 R)
• M12: 1,535,622 km (0.038 R)
• M13: 1,683,425 km (0.09 R)
• M14: 1,857,706 km (0.07 R)
• M15: 2,049,341 km (0.091 R)
• M16: 2,167,524 km (0.065 R)
• M17: 2,476,144 km (0.069 R)
• M18: 2,755,593 km (0.066 R)
• M19: 2,886,641 km (0.079 R)
• M20: 3,286,067 km (0.083 R)
• M21: 3,412,028 km (0.106 R)
• M22: 3,532,754 km (0.095 R)
• M23: 3,939,062 km (0.079 R)
• M24: 4,030,615 km (0.08 R)
• M25: 4,215,967 km (0.072 R)
• M26: 4,404,161 km (0.092 R)
• M27: 4,543,437 km (0.083 R)
• M28: 4,624,818 km (0.056 R)
• M29: 4,871,655 km (0.072 R)
• M30: 5,046,385 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.4

Radius: 9.9

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.89 AU - 1.45 AU

Year: 830 Days

Day: 6.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 54.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 36,244,303 km

• M1: 136,882 km (0.111 R)
• M2: 265,237 km (0.084 R)
• M3: 328,068 km (0.086 R)
• M4: 433,834 km (0.109 R)
• M5: 517,309 km (0.053 R)
• M6: 632,649 km (0.106 R)
• M7: 832,811 km (0.063 R)
• M8: 1,166,265 km (0.115 R)
• M9: 1,391,709 km (0.036 R)
• M10: 1,515,875 km (0.068 R)
• M11: 1,756,429 km (0.102 R)
• M12: 1,930,261 km (0.078 R)
• M13: 2,089,733 km (0.043 R)
• M14: 2,157,351 km (0.03 R)
• M15: 2,267,305 km (0.038 R)
• M16: 2,528,952 km (0.093 R)
• M17: 2,703,832 km (0.059 R)
• M18: 2,845,202 km (0.079 R)
• M19: 3,119,864 km (0.063 R)
• M20: 3,236,849 km (0.118 R)
• M21: 3,411,131 km (0.086 R)
• M22: 3,621,016 km (0.047 R)
• M23: 3,877,128 km (0.116 R)
• M24: 3,977,807 km (0.117 R)
• M25: 4,635,739 km (0.079 R)
• M26: 4,724,899 km (0.102 R)
• M27: 4,823,634 km (0.106 R)
• M28: 4,986,546 km (0.111 R)
• M29: 5,050,424 km (0.086 R)
• M30: 5,169,953 km (0.098 R)
• M31: 5,336,754 km (0.099 R)
• M32: 5,477,227 km (0.078 R)
• M33: 5,581,048 km (0.083 R)
• M34: 5,666,319 km (0.095 R)
• M35: 5,742,613 km (0.082 R)
• M36: 6,022,062 km (0.111 R)
• M37: 6,090,129 km (0.114 R)
• M38: 6,414,906 km (0.088 R)
• M39: 6,887,037 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.3

Radius: 9.9

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.76 AU - 2.26 AU

Year: 1869 Days

Day: 11.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 36,244,303 km

• M1: 161,566 km (0.111 R)
• M2: 226,940 km (0.098 R)
• M3: 299,645 km (0.112 R)
• M4: 384,018 km (0.114 R)
• M5: 450,738 km (0.108 R)
• M6: 772,224 km (0.06 R)
• M7: 897,737 km (0.056 R)
• M8: 1,079,349 km (0.056 R)
• M9: 1,252,284 km (0.12 R)
• M10: 1,336,956 km (0.116 R)
• M11: 1,423,723 km (0.049 R)
• M12: 1,801,607 km (0.106 R)
• M13: 1,885,831 km (0.113 R)
• M14: 2,096,016 km (0.046 R)
• M15: 2,418,998 km (0.106 R)
• M16: 2,512,347 km (0.064 R)
• M17: 2,634,269 km (0.108 R)
• M18: 2,940,346 km (0.09 R)
• M19: 3,069,000 km (0.093 R)
• M20: 3,155,767 km (0.102 R)
• M21: 3,435,964 km (0.092 R)
• M22: 3,663,053 km (0.117 R)
• M23: 3,817,139 km (0.099 R)
• M24: 3,910,638 km (0.078 R)
• M25: 4,084,171 km (0.074 R)
• M26: 4,422,412 km (0.093 R)
• M27: 4,520,698 km (0.115 R)
• M28: 4,636,337 km (0.026 R)
• M29: 5,596,756 km (0.118 R)
• M30: 6,654,562 km (0.115 R)
• M31: 7,090,939 km (0.1 R)
• M32: 7,186,981 km (0.116 R)
• M33: 7,458,351 km (0.108 R)
• M34: 7,733,163 km (0.101 R)
• M35: 7,991,369 km (0.106 R)
• M36: 8,313,154 km (0.115 R)
• M37: 8,414,431 km (0.058 R)
• M38: 8,803,535 km (0.103 R)
• M39: 8,989,934 km (0.05 R)
• M40: 9,429,902 km (0.091 R)
• M41: 9,514,574 km (0.077 R)
• M42: 9,962,919 km (0.113 R)
• M43: 10,135,555 km (0.119 R)
• M44: 10,309,088 km (0.092 R)
• M45: 10,483,819 km (0.12 R)
• M46: 10,747,560 km (0.103 R)
• M47: 11,080,265 km (0.113 R)
• M48: 11,214,455 km (0.094 R)
• M49: 11,281,624 km (0.086 R)
• M50: 11,642,604 km (0.091 R)
• M51: 11,801,626 km (0.11 R)
• M52: 11,984,435 km (0.101 R)
• M53: 12,076,139 km (0.104 R)
• M54: 12,422,158 km (0.115 R)
• M55: 12,935,429 km (0.088 R)
• M56: 13,053,162 km (0.08 R)
• M57: 13,360,735 km (0.094 R)
• M58: 13,527,238 km (0.095 R)
• M59: 13,742,509 km (0.072 R)
• M60: 13,910,657 km (0.117 R)
• M61: 14,103,788 km (0.11 R)
• M62: 14,712,801 km (0.045 R)
• M63: 14,983,573 km (0.053 R)
• M64: 15,082,308 km (0.088 R)
• M65: 15,479,939 km (0.037 R)
• M66: 15,956,558 km (0.107 R)
• M67: 16,082,818 km (0.063 R)
• M68: 16,158,664 km (0.058 R)
• M69: 16,361,669 km (0.067 R)
• M70: 17,078,691 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19

Radius: 8.1

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.03 AU - 2.09 AU

Year: 1940 Days

Day: 9.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 36,244,303 km

• M1: 101,128 km (0.067 R)
• M2: 155,582 km (0.092 R)
• M3: 233,522 km (0.029 R)
• M4: 416,929 km (0.074 R)
• M5: 504,444 km (0.104 R)
• M6: 591,959 km (0.069 R)
• M7: 646,562 km (0.096 R)
• M8: 809,923 km (0.075 R)
• M9: 990,936 km (0.072 R)
• M10: 1,207,255 km (0.082 R)
• M11: 1,679,087 km (0.117 R)
• M12: 2,005,808 km (0.032 R)
• M13: 2,079,859 km (0.071 R)
• M14: 2,203,726 km (0.072 R)
• M15: 2,296,926 km (0.099 R)
• M16: 2,504,119 km (0.106 R)
• M17: 2,665,086 km (0.108 R)
• M18: 2,735,247 km (0.042 R)
• M19: 2,925,087 km (0.093 R)
• M20: 3,009,460 km (0.098 R)
• M21: 3,205,434 km (0.09 R)
• M22: 3,280,083 km (0.087 R)
• M23: 3,412,028 km (0.075 R)
• M24: 3,488,323 km (0.103 R)
• M25: 3,878,026 km (0.105 R)
• M26: 4,017,600 km (0.092 R)
• M27: 4,158,970 km (0.107 R)
• M28: 4,254,115 km (0.077 R)
• M29: 4,642,172 km (0.113 R)
• M30: 4,698,420 km (0.11 R)
• M31: 4,804,784 km (0.097 R)

Planet 9 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.8

Radius: 11.4

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.06 AU - 3.38 AU

Year: 2943 Days

Day: 9.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 36,244,303 km

• M1: 142,268 km (0.09 R)
• M2: 274,362 km (0.091 R)
• M3: 388,356 km (0.094 R)
• M4: 503,247 km (0.099 R)
• M5: 669,899 km (0.114 R)
• M6: 789,428 km (0.037 R)
• M7: 1,107,323 km (0.113 R)
• M8: 1,193,193 km (0.12 R)
• M9: 1,423,424 km (0.118 R)
• M10: 1,779,167 km (0.118 R)
• M11: 2,091,229 km (0.097 R)
• M12: 2,223,324 km (0.085 R)
• M13: 2,358,410 km (0.045 R)
• M14: 2,585,500 km (0.089 R)
• M15: 2,662,842 km (0.062 R)
• M16: 2,886,192 km (0.086 R)
• M17: 3,020,381 km (0.036 R)
• M18: 3,129,438 km (0.079 R)
• M19: 3,379,416 km (0.08 R)
• M20: 4,048,118 km (0.043 R)
• M21: 4,229,281 km (0.086 R)
• M22: 4,366,911 km (0.098 R)
• M23: 4,615,543 km (0.036 R)
• M24: 5,207,951 km (0.038 R)
• M25: 5,455,086 km (0.072 R)
• M26: 5,538,263 km (0.034 R)
• M27: 5,672,302 km (0.052 R)
• M28: 6,132,914 km (0.089 R)
• M29: 6,499,429 km (0.109 R)
• M30: 6,729,959 km (0.108 R)
• M31: 7,604,509 km (0.094 R)
• M32: 8,418,171 km (0.116 R)
• M33: 8,689,093 km (0.073 R)
• M34: 8,982,604 km (0.093 R)
• M35: 9,140,430 km (0.12 R)
• M36: 9,882,585 km (0.076 R)
• M37: 10,065,992 km (0.117 R)
• M38: 10,168,466 km (0.11 R)
• M39: 10,811,139 km (0.097 R)
• M40: 10,937,100 km (0.111 R)
• M41: 11,105,847 km (0.057 R)
• M42: 11,424,341 km (0.097 R)
• M43: 11,659,957 km (0.092 R)
• M44: 11,810,752 km (0.106 R)
• M45: 11,897,219 km (0.067 R)
• M46: 12,092,445 km (0.117 R)
• M47: 12,332,549 km (0.12 R)
• M48: 12,530,168 km (0.116 R)
• M49: 12,706,694 km (0.075 R)
• M50: 12,861,827 km (0.099 R)
• M51: 13,263,796 km (0.1 R)
• M52: 13,353,704 km (0.097 R)
• M53: 13,443,762 km (0.117 R)
• M54: 13,533,970 km (0.067 R)
• M55: 13,692,544 km (0.107 R)
• M56: 13,919,932 km (0.084 R)
• M57: 14,011,337 km (0.118 R)
• M58: 14,263,559 km (0.094 R)
• M59: 14,378,749 km (0.084 R)
• M60: 14,471,051 km (0.028 R)
• M61: 14,563,652 km (0.075 R)
• M62: 15,169,972 km (0.074 R)
• M63: 15,523,621 km (0.107 R)
• M64: 15,618,317 km (0.083 R)
• M65: 15,832,242 km (0.048 R)
• M66: 15,999,343 km (0.098 R)
• M67: 16,095,085 km (0.082 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.5

Radius: 14.5

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.53 AU - 6.23 AU

Year: 9354 Days

Day: 10.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 36,244,303 km

• M1: 193,131 km (0.082 R)
• M2: 331,509 km (0.085 R)
• M3: 501,901 km (0.108 R)
• M4: 607,966 km (0.081 R)
• M5: 737,069 km (0.118 R)
• M6: 981,063 km (0.086 R)
• M7: 1,137,841 km (0.05 R)
• M8: 1,460,374 km (0.116 R)
• M9: 1,605,185 km (0.048 R)
• M10: 2,089,733 km (0.117 R)
• M11: 2,338,664 km (0.069 R)
• M12: 2,685,880 km (0.086 R)
• M13: 3,096,676 km (0.077 R)
• M14: 3,700,603 km (0.115 R)
• M15: 4,055,000 km (0.117 R)
• M16: 4,989,089 km (0.081 R)
• M17: 5,899,990 km (0.119 R)
• M18: 6,106,286 km (0.109 R)
• M19: 6,435,102 km (0.085 R)
• M20: 6,769,902 km (0.119 R)
• M21: 7,079,270 km (0.099 R)
• M22: 7,711,920 km (0.115 R)
• M23: 8,133,038 km (0.056 R)
• M24: 8,329,909 km (0.042 R)
• M25: 8,462,004 km (0.088 R)
• M26: 8,661,567 km (0.099 R)
• M27: 9,167,358 km (0.106 R)
• M28: 9,338,049 km (0.092 R)
• M29: 9,996,579 km (0.08 R)
• M30: 10,384,785 km (0.107 R)
• M31: 10,958,194 km (0.031 R)
• M32: 11,212,360 km (0.117 R)
• M33: 11,468,472 km (0.108 R)
• M34: 11,837,829 km (0.038 R)
• M35: 11,986,679 km (0.066 R)
• M36: 13,276,661 km (0.092 R)
• M37: 13,625,524 km (0.11 R)
• M38: 13,938,183 km (0.101 R)
• M39: 14,213,742 km (0.102 R)
• M40: 15,010,950 km (0.099 R)
• M41: 15,659,307 km (0.083 R)
• M42: 15,863,807 km (0.107 R)
• M43: 16,275,351 km (0.115 R)
• M44: 16,607,308 km (0.12 R)
• M45: 16,941,360 km (0.092 R)
• M46: 17,362,179 km (0.056 R)
• M47: 17,786,289 km (0.105 R)
• M48: 18,905,281 km (0.092 R)
• M49: 19,870,038 km (0.102 R)
• M50: 21,892,751 km (0.08 R)
• M51: 22,121,486 km (0.058 R)
• M52: 22,305,192 km (0.1 R)
• M53: 23,044,654 km (0.111 R)
• M54: 24,216,155 km (0.114 R)
• M55: 24,358,124 km (0.039 R)
• M56: 25,215,319 km (0.054 R)
• M57: 25,888,959 km (0.111 R)
• M58: 26,276,417 km (0.101 R)
• M59: 26,617,201 km (0.045 R)
• M60: 26,714,739 km (0.111 R)
• M61: 27,155,454 km (0.036 R)
• M62: 27,746,964 km (0.118 R)
• M63: 27,845,848 km (0.079 R)
• M64: 29,395,084 km (0.058 R)
• M65: 29,597,041 km (0.107 R)
• M66: 29,850,161 km (0.093 R)
• M67: 30,205,755 km (0.075 R)
• M68: 30,920,982 km (0.105 R)
• M69: 31,177,842 km (0.079 R)
• M70: 31,538,522 km (0.07 R)
• M71: 32,368,342 km (0.064 R)
• M72: 34,367,568 km (0.103 R)
• M73: 36,028,104 km (0.109 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 15,965 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit