🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.09 AU - 1.47 AU

Year: 540 Days

Day: 23.9 Hours

Environment

Temp: -9 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.42 AU - 1.9 AU

Year: 797 Days

Day: 26.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.5

Radius: 9.3

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 8.87 AU - 13.65 AU

Year: 14085 Days

Day: 12.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 43,421,297 km

• M1: 164,408 km (0.101 R)
• M2: 518,955 km (0.088 R)
• M3: 616,792 km (0.098 R)
• M4: 768,035 km (0.12 R)
• M5: 864,975 km (0.108 R)
• M6: 1,089,820 km (0.112 R)
• M7: 1,218,774 km (0.054 R)
• M8: 1,742,067 km (0.09 R)
• M9: 1,850,226 km (0.073 R)
• M10: 2,005,509 km (0.035 R)
• M11: 2,329,089 km (0.058 R)
• M12: 2,644,442 km (0.11 R)
• M13: 2,999,437 km (0.053 R)
• M14: 3,077,527 km (0.069 R)
• M15: 3,156,216 km (0.079 R)
• M16: 3,315,837 km (0.096 R)
• M17: 3,642,858 km (0.102 R)
• M18: 4,211,180 km (0.089 R)
• M19: 4,565,428 km (0.106 R)
• M20: 5,302,796 km (0.042 R)
• M21: 5,429,356 km (0.045 R)
• M22: 5,556,963 km (0.075 R)
• M23: 5,750,093 km (0.095 R)
• M24: 5,847,482 km (0.108 R)
• M25: 6,955,104 km (0.102 R)
• M26: 7,059,075 km (0.069 R)
• M27: 7,163,344 km (0.041 R)
• M28: 7,268,362 km (0.06 R)
• M29: 7,373,829 km (0.051 R)
• M30: 8,345,616 km (0.099 R)
• M31: 8,865,319 km (0.09 R)
• M32: 9,281,052 km (0.118 R)
• M33: 10,053,127 km (0.085 R)
• M34: 10,210,055 km (0.088 R)
• M35: 11,209,069 km (0.078 R)
• M36: 11,371,682 km (0.088 R)
• M37: 12,490,674 km (0.1 R)
• M38: 13,557,756 km (0.086 R)
• M39: 14,036,469 km (0.05 R)
• M40: 15,010,501 km (0.065 R)
• M41: 15,190,018 km (0.098 R)
• M42: 15,415,313 km (0.111 R)
• M43: 15,596,476 km (0.113 R)
• M44: 15,778,237 km (0.061 R)
• M45: 16,512,314 km (0.094 R)
• M46: 17,918,534 km (0.115 R)
• M47: 18,204,415 km (0.118 R)
• M48: 18,828,986 km (0.058 R)
• M49: 18,925,776 km (0.068 R)
• M50: 20,247,473 km (0.065 R)
• M51: 22,208,701 km (0.059 R)
• M52: 23,289,546 km (0.075 R)
• M53: 25,502,398 km (0.076 R)
• M54: 25,663,066 km (0.091 R)
• M55: 25,931,445 km (0.113 R)
• M56: 26,093,010 km (0.116 R)
• M57: 26,308,880 km (0.073 R)
• M58: 27,069,136 km (0.074 R)
• M59: 27,287,699 km (0.112 R)
• M60: 28,666,842 km (0.102 R)
• M61: 29,056,993 km (0.088 R)
• M62: 29,786,282 km (0.064 R)
• M63: 30,351,463 km (0.094 R)
• M64: 30,977,231 km (0.089 R)
• M65: 31,377,705 km (0.09 R)
• M66: 32,705,386 km (0.05 R)
• M67: 33,346,861 km (0.117 R)
• M68: 34,169,350 km (0.064 R)
• M69: 34,228,292 km (0.081 R)
• M70: 37,952,082 km (0.101 R)
• M71: 38,258,010 km (0.102 R)
• M72: 38,687,655 km (0.07 R)
• M73: 38,995,378 km (0.084 R)
• M74: 39,986,015 km (0.073 R)
• M75: 40,609,240 km (0.074 R)
• M76: 41,928,693 km (0.03 R)
• M77: 42,054,953 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.4

Radius: 3.3

Gravity: 33 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 12.51 AU - 13.49 AU

Year: 17473 Days

Day: 21.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 43,421,297 km

• M1: 667,655 km (0.095 R)
• M2: 885,320 km (0.071 R)
• M3: 969,843 km (0.104 R)
• M4: 1,034,768 km (0.058 R)
• M5: 1,786,797 km (0.115 R)
• M6: 1,893,610 km (0.096 R)
• M7: 1,975,141 km (0.078 R)
• M8: 2,085,694 km (0.083 R)
• M9: 2,341,655 km (0.114 R)
• M10: 2,488,112 km (0.108 R)
• M11: 2,577,571 km (0.088 R)
• M12: 2,790,150 km (0.043 R)
• M13: 3,008,264 km (0.047 R)
• M14: 3,865,759 km (0.113 R)
• M15: 4,500,502 km (0.055 R)
• M16: 5,242,807 km (0.091 R)
• M17: 5,628,021 km (0.066 R)
• M18: 5,903,132 km (0.097 R)
• M19: 6,263,214 km (0.079 R)
• M20: 6,589,188 km (0.098 R)
• M21: 6,754,344 km (0.102 R)
• M22: 7,046,509 km (0.109 R)
• M23: 7,257,741 km (0.099 R)
• M24: 7,385,348 km (0.038 R)
• M25: 7,903,704 km (0.07 R)
• M26: 9,020,602 km (0.052 R)
• M27: 9,760,962 km (0.026 R)
• M28: 10,472,599 km (0.064 R)
• M29: 11,397,712 km (0.109 R)
• M30: 11,496,596 km (0.116 R)
• M31: 12,450,283 km (0.036 R)
• M32: 14,325,492 km (0.088 R)
• M33: 14,592,823 km (0.087 R)
• M34: 15,241,181 km (0.068 R)
• M35: 15,350,088 km (0.062 R)
• M36: 15,954,015 km (0.117 R)
• M37: 16,286,571 km (0.113 R)
• M38: 17,355,148 km (0.079 R)
• M39: 17,468,843 km (0.076 R)
• M40: 18,504,060 km (0.081 R)
• M41: 18,795,028 km (0.075 R)
• M42: 19,677,356 km (0.091 R)
• M43: 20,153,376 km (0.074 R)
• M44: 20,272,905 km (0.071 R)
• M45: 20,332,744 km (0.072 R)
• M46: 20,452,722 km (0.105 R)
• M47: 20,995,463 km (0.085 R)
• M48: 21,116,637 km (0.098 R)
• M49: 21,359,883 km (0.117 R)
• M50: 21,910,403 km (0.097 R)
• M51: 22,527,644 km (0.108 R)
• M52: 24,476,755 km (0.069 R)
• M53: 24,604,362 km (0.104 R)
• M54: 25,181,361 km (0.067 R)
• M55: 25,439,268 km (0.095 R)
• M56: 25,568,520 km (0.063 R)
• M57: 25,892,549 km (0.117 R)
• M58: 26,022,550 km (0.09 R)
• M59: 26,544,796 km (0.061 R)
• M60: 26,675,844 km (0.074 R)
• M61: 28,065,309 km (0.078 R)
• M62: 28,466,680 km (0.117 R)
• M63: 29,139,720 km (0.112 R)
• M64: 29,886,064 km (0.11 R)
• M65: 30,364,329 km (0.103 R)
• M66: 30,982,916 km (0.034 R)
• M67: 32,723,038 km (0.096 R)
• M68: 33,498,554 km (0.054 R)
• M69: 33,924,160 km (0.081 R)
• M70: 34,066,427 km (0.083 R)
• M71: 34,565,934 km (0.06 R)
• M72: 34,780,757 km (0.042 R)
• M73: 38,573,811 km (0.088 R)
• M74: 41,123,856 km (0.1 R)
• M75: 42,189,591 km (0.063 R)
• M76: 43,727,757 km (0.102 R)
• M77: 44,192,857 km (0.053 R)
• M78: 44,348,139 km (0.078 R)
• M79: 45,597,730 km (0.035 R)
• M80: 46,384,465 km (0.067 R)
• M81: 46,779,553 km (0.075 R)
• M82: 47,573,020 km (0.046 R)
• M83: 47,652,607 km (0.087 R)
• M84: 48,291,090 km (0.113 R)
• M85: 48,531,195 km (0.062 R)
• M86: 48,611,230 km (0.074 R)
• M87: 48,771,599 km (0.107 R)
• M88: 50,142,065 km (0.115 R)
• M89: 51,361,736 km (0.097 R)
• M90: 52,180,186 km (0.105 R)
• M91: 54,245,235 km (0.117 R)
• M92: 54,911,694 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.4

Radius: 7.7

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 12.14 AU - 15.94 AU

Year: 19611 Days

Day: 22.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 131.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 43,421,297 km

• M1: 175,329 km (0.107 R)
• M2: 320,887 km (0.03 R)
• M3: 468,690 km (0.1 R)
• M4: 523,144 km (0.106 R)
• M5: 669,899 km (0.049 R)
• M6: 932,743 km (0.112 R)
• M7: 1,590,973 km (0.109 R)
• M8: 1,763,460 km (0.096 R)
• M9: 2,316,822 km (0.083 R)
• M10: 2,537,629 km (0.119 R)
• M11: 2,791,047 km (0.108 R)
• M12: 4,205,795 km (0.073 R)
• M13: 4,475,370 km (0.106 R)
• M14: 4,905,913 km (0.059 R)
• M15: 5,094,555 km (0.12 R)
• M16: 6,757,186 km (0.106 R)
• M17: 6,826,899 km (0.104 R)
• M18: 7,646,246 km (0.101 R)
• M19: 7,718,951 km (0.047 R)
• M20: 9,337,301 km (0.116 R)
• M21: 10,688,469 km (0.09 R)
• M22: 10,851,530 km (0.063 R)
• M23: 10,933,211 km (0.043 R)
• M24: 11,678,657 km (0.069 R)
• M25: 11,888,543 km (0.093 R)
• M26: 11,972,916 km (0.09 R)
• M27: 12,740,951 km (0.108 R)
• M28: 14,011,337 km (0.068 R)
• M29: 14,684,377 km (0.062 R)
• M30: 14,911,018 km (0.07 R)
• M31: 16,623,914 km (0.053 R)
• M32: 17,816,059 km (0.099 R)
• M33: 18,009,340 km (0.09 R)
• M34: 18,154,898 km (0.118 R)
• M35: 18,593,519 km (0.06 R)
• M36: 19,233,349 km (0.086 R)
• M37: 19,381,900 km (0.072 R)
• M38: 19,531,049 km (0.109 R)
• M39: 19,780,279 km (0.106 R)
• M40: 20,382,859 km (0.114 R)
• M41: 22,122,683 km (0.032 R)
• M42: 22,591,074 km (0.037 R)
• M43: 22,905,229 km (0.084 R)
• M44: 23,115,414 km (0.031 R)
• M45: 23,220,881 km (0.092 R)
• M46: 23,326,347 km (0.074 R)
• M47: 23,431,963 km (0.092 R)
• M48: 23,537,879 km (0.104 R)
• M49: 23,962,737 km (0.074 R)
• M50: 24,229,619 km (0.085 R)
• M51: 24,390,287 km (0.062 R)
• M52: 24,551,105 km (0.107 R)
• M53: 25,198,565 km (0.117 R)
• M54: 25,252,719 km (0.098 R)
• M55: 25,469,935 km (0.07 R)
• M56: 25,742,203 km (0.094 R)
• M57: 26,344,783 km (0.09 R)
• M58: 26,565,141 km (0.054 R)
• M59: 27,285,156 km (0.082 R)
• M60: 27,955,653 km (0.096 R)
• M61: 28,236,448 km (0.093 R)
• M62: 29,655,235 km (0.061 R)
• M63: 29,941,715 km (0.115 R)
• M64: 32,561,473 km (0.083 R)
• M65: 32,738,746 km (0.11 R)
• M66: 33,094,191 km (0.098 R)
• M67: 33,808,969 km (0.095 R)
• M68: 33,988,337 km (0.059 R)
• M69: 34,288,281 km (0.082 R)
• M70: 34,588,972 km (0.099 R)
• M71: 34,649,260 km (0.059 R)
• M72: 35,496,433 km (0.095 R)
• M73: 35,800,566 km (0.102 R)
• M74: 36,841,468 km (0.105 R)
• M75: 38,827,379 km (0.085 R)
• M76: 39,015,424 km (0.104 R)
• M77: 40,466,523 km (0.107 R)
• M78: 42,450,191 km (0.094 R)
• M79: 42,579,144 km (0.078 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: 176 - 16,686 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit