🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.07 AU - 1.73 AU

Year: 614 Days

Day: 34.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.18 AU - 1.84 AU

Year: 688 Days

Day: 47.6 Hours

Environment

Temp: -52 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.4 AU - 3.08 AU

Year: 1682 Days

Day: 15.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.99 AU - 4.17 AU

Year: 2512 Days

Day: 25.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.8

Radius: 8.3

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 7.48 AU - 8.14 AU

Year: 8094 Days

Day: 11.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 62,156,835 km

• M1: 112,946 km (0.117 R)
• M2: 186,997 km (0.074 R)
• M3: 299,046 km (0.114 R)
• M4: 548,575 km (0.061 R)
• M5: 858,243 km (0.059 R)
• M6: 1,052,421 km (0.119 R)
• M7: 1,333,515 km (0.083 R)
• M8: 1,544,149 km (0.053 R)
• M9: 1,621,940 km (0.096 R)
• M10: 2,014,186 km (0.036 R)
• M11: 2,082,402 km (0.11 R)
• M12: 2,238,882 km (0.091 R)
• M13: 2,526,558 km (0.111 R)
• M14: 2,581,910 km (0.053 R)
• M15: 2,750,207 km (0.078 R)
• M16: 3,097,723 km (0.066 R)
• M17: 3,296,987 km (0.071 R)
• M18: 3,479,796 km (0.109 R)
• M19: 3,582,869 km (0.056 R)
• M20: 3,707,783 km (0.075 R)
• M21: 4,376,635 km (0.095 R)
• M22: 4,873,749 km (0.1 R)
• M23: 5,317,606 km (0.055 R)
• M24: 5,604,535 km (0.092 R)
• M25: 5,847,631 km (0.113 R)
• M26: 6,243,617 km (0.082 R)
• M27: 6,802,514 km (0.116 R)
• M28: 7,061,767 km (0.115 R)
• M29: 7,192,666 km (0.053 R)
• M30: 7,563,369 km (0.047 R)
• M31: 7,616,925 km (0.068 R)
• M32: 7,697,409 km (0.058 R)
• M33: 8,213,521 km (0.059 R)
• M34: 8,573,155 km (0.067 R)
• M35: 8,994,422 km (0.047 R)
• M36: 9,079,544 km (0.03 R)
• M37: 9,537,762 km (0.101 R)
• M38: 9,828,131 km (0.029 R)
• M39: 10,298,617 km (0.063 R)
• M40: 10,358,007 km (0.116 R)
• M41: 10,536,627 km (0.028 R)
• M42: 10,776,432 km (0.085 R)
• M43: 11,261,578 km (0.099 R)
• M44: 11,322,764 km (0.055 R)
• M45: 11,691,822 km (0.093 R)
• M46: 12,190,282 km (0.043 R)
• M47: 12,854,945 km (0.082 R)
• M48: 13,336,949 km (0.108 R)
• M49: 13,531,427 km (0.095 R)
• M50: 13,726,801 km (0.098 R)
• M51: 14,120,393 km (0.097 R)
• M52: 14,584,296 km (0.111 R)
• M53: 14,684,377 km (0.072 R)
• M54: 15,221,883 km (0.097 R)
• M55: 15,323,310 km (0.028 R)
• M56: 15,527,062 km (0.116 R)
• M57: 16,074,590 km (0.056 R)
• M58: 16,489,425 km (0.101 R)
• M59: 17,648,360 km (0.071 R)
• M60: 17,790,628 km (0.053 R)
• M61: 17,968,948 km (0.025 R)
• M62: 18,112,113 km (0.116 R)
• M63: 18,183,771 km (0.091 R)
• M64: 19,453,857 km (0.038 R)
• M65: 19,711,165 km (0.045 R)
• M66: 19,858,818 km (0.055 R)
• M67: 19,969,820 km (0.102 R)
• M68: 20,192,272 km (0.112 R)
• M69: 20,677,268 km (0.032 R)
• M70: 21,241,551 km (0.069 R)
• M71: 21,887,365 km (0.025 R)
• M72: 21,963,660 km (0.042 R)
• M73: 22,078,402 km (0.074 R)
• M74: 22,771,189 km (0.111 R)
• M75: 23,275,933 km (0.054 R)
• M76: 23,862,805 km (0.044 R)
• M77: 24,099,020 km (0.104 R)
• M78: 24,931,682 km (0.075 R)
• M79: 25,975,576 km (0.107 R)
• M80: 26,951,852 km (0.09 R)
• M81: 27,156,651 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.8

Radius: 13.5

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 8.48 AU - 11.64 AU

Year: 11833 Days

Day: 12.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 62,156,835 km

• M1: 399,127 km (0.095 R)
• M2: 485,295 km (0.054 R)
• M3: 723,455 km (0.074 R)
• M4: 986,748 km (0.097 R)
• M5: 1,081,742 km (0.042 R)
• M6: 1,476,681 km (0.064 R)
• M7: 1,587,233 km (0.067 R)
• M8: 1,778,120 km (0.06 R)
• M9: 1,996,982 km (0.088 R)
• M10: 2,550,045 km (0.102 R)
• M11: 2,775,489 km (0.055 R)
• M12: 3,173,868 km (0.104 R)
• M13: 3,441,499 km (0.038 R)
• M14: 3,741,892 km (0.082 R)
• M15: 3,844,067 km (0.054 R)
• M16: 3,973,020 km (0.104 R)
• M17: 4,530,721 km (0.091 R)
• M18: 4,972,334 km (0.049 R)
• M19: 5,226,800 km (0.104 R)
• M20: 5,398,987 km (0.089 R)
• M21: 5,690,105 km (0.073 R)
• M22: 5,867,228 km (0.113 R)
• M23: 6,106,435 km (0.083 R)
• M24: 6,440,488 km (0.09 R)
• M25: 6,594,274 km (0.117 R)
• M26: 6,780,673 km (0.071 R)
• M27: 7,285,865 km (0.064 R)
• M28: 7,382,057 km (0.079 R)
• M29: 7,672,875 km (0.101 R)
• M30: 7,836,236 km (0.092 R)
• M31: 8,908,404 km (0.038 R)
• M32: 9,813,321 km (0.071 R)
• M33: 10,097,707 km (0.111 R)
• M34: 10,493,243 km (0.069 R)
• M35: 10,820,564 km (0.042 R)
• M36: 10,930,518 km (0.112 R)
• M37: 11,040,772 km (0.086 R)
• M38: 11,411,026 km (0.108 R)
• M39: 11,710,073 km (0.114 R)
• M40: 11,936,265 km (0.082 R)
• M41: 12,316,243 km (0.084 R)
• M42: 12,932,586 km (0.091 R)
• M43: 13,637,940 km (0.118 R)
• M44: 13,796,514 km (0.097 R)
• M45: 14,800,765 km (0.112 R)
• M46: 15,332,286 km (0.101 R)
• M47: 15,787,063 km (0.099 R)
• M48: 15,953,566 km (0.046 R)
• M49: 16,582,924 km (0.072 R)
• M50: 16,964,548 km (0.083 R)
• M51: 17,391,949 km (0.085 R)
• M52: 18,432,103 km (0.12 R)
• M53: 19,358,862 km (0.039 R)
• M54: 19,715,803 km (0.1 R)
• M55: 19,895,170 km (0.116 R)
• M56: 20,300,730 km (0.117 R)
• M57: 21,165,705 km (0.108 R)
• M58: 21,764,545 km (0.036 R)
• M59: 21,996,273 km (0.052 R)
• M60: 22,229,047 km (0.082 R)
• M61: 22,602,892 km (0.062 R)
• M62: 24,215,108 km (0.118 R)
• M63: 24,648,194 km (0.064 R)
• M64: 25,035,204 km (0.083 R)
• M65: 25,521,846 km (0.067 R)
• M66: 26,060,697 km (0.093 R)
• M67: 26,455,037 km (0.037 R)
• M68: 26,702,472 km (0.116 R)
• M69: 28,152,823 km (0.087 R)
• M70: 29,372,345 km (0.119 R)
• M71: 29,834,154 km (0.037 R)
• M72: 30,143,373 km (0.044 R)
• M73: 30,246,745 km (0.097 R)
• M74: 30,350,117 km (0.073 R)
• M75: 32,496,098 km (0.044 R)
• M76: 32,655,121 km (0.118 R)
• M77: 32,867,400 km (0.1 R)
• M78: 33,989,683 km (0.095 R)
• M79: 34,097,244 km (0.065 R)
• M80: 35,942,833 km (0.119 R)
• M81: 36,216,897 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.4

Radius: 3.9

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 12.27 AU - 15.83 AU

Year: 19531 Days

Day: 20.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 62,156,835 km

• M1: 107,411 km (0.051 R)
• M2: 163,510 km (0.077 R)
• M3: 434,133 km (0.119 R)
• M4: 530,773 km (0.117 R)
• M5: 731,833 km (0.072 R)
• M6: 847,472 km (0.091 R)
• M7: 1,396,945 km (0.078 R)
• M8: 1,638,845 km (0.092 R)
• M9: 1,705,565 km (0.066 R)
• M10: 1,773,184 km (0.098 R)
• M11: 1,946,119 km (0.106 R)
• M12: 2,516,236 km (0.083 R)
• M13: 2,929,725 km (0.103 R)
• M14: 3,708,382 km (0.088 R)
• M15: 4,109,005 km (0.115 R)
• M16: 4,268,476 km (0.029 R)
• M17: 5,716,883 km (0.106 R)
• M18: 5,818,460 km (0.075 R)
• M19: 5,895,054 km (0.098 R)
• M20: 6,126,631 km (0.084 R)
• M21: 6,308,841 km (0.069 R)
• M22: 6,678,498 km (0.069 R)
• M23: 6,866,093 km (0.114 R)
• M24: 6,946,876 km (0.059 R)
• M25: 7,942,151 km (0.061 R)
• M26: 8,427,297 km (0.116 R)
• M27: 9,010,429 km (0.073 R)
• M28: 9,098,991 km (0.098 R)
• M29: 9,187,852 km (0.117 R)
• M30: 9,939,582 km (0.038 R)
• M31: 10,000,618 km (0.056 R)
• M32: 10,555,177 km (0.113 R)
• M33: 10,836,122 km (0.08 R)
• M34: 11,405,491 km (0.028 R)
• M35: 11,629,589 km (0.098 R)
• M36: 12,245,035 km (0.112 R)
• M37: 12,343,171 km (0.038 R)
• M38: 12,870,952 km (0.097 R)
• M39: 12,904,163 km (0.093 R)
• M40: 14,119,496 km (0.038 R)
• M41: 15,019,626 km (0.107 R)
• M42: 15,194,955 km (0.107 R)
• M43: 15,653,622 km (0.111 R)
• M44: 16,009,665 km (0.079 R)
• M45: 16,260,541 km (0.048 R)
• M46: 16,984,145 km (0.111 R)
• M47: 18,089,225 km (0.086 R)
• M48: 18,275,624 km (0.069 R)
• M49: 18,989,954 km (0.09 R)
• M50: 19,027,802 km (0.071 R)
• M51: 19,103,498 km (0.077 R)
• M52: 19,293,338 km (0.119 R)
• M53: 20,059,130 km (0.073 R)
• M54: 20,562,078 km (0.051 R)
• M55: 20,600,973 km (0.03 R)
• M56: 21,069,215 km (0.093 R)
• M57: 21,383,370 km (0.038 R)
• M58: 21,462,059 km (0.112 R)
• M59: 21,540,897 km (0.093 R)
• M60: 21,897,089 km (0.118 R)
• M61: 22,735,585 km (0.079 R)
• M62: 23,178,993 km (0.112 R)
• M63: 24,115,177 km (0.105 R)
• M64: 24,197,156 km (0.109 R)
• M65: 25,022,338 km (0.092 R)
• M66: 25,354,894 km (0.094 R)
• M67: 25,982,457 km (0.078 R)
• M68: 26,997,180 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 378.5

Radius: 5.8

Gravity: 11.25 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 11.68 AU - 16.74 AU

Year: 19865 Days

Day: 21.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 62,156,835 km

• M1: 82,279 km (0.117 R)
• M2: 186,249 km (0.119 R)
• M3: 427,551 km (0.118 R)
• M4: 496,216 km (0.037 R)
• M5: 664,813 km (0.116 R)
• M6: 829,670 km (0.08 R)
• M7: 1,172,997 km (0.101 R)
• M8: 1,372,860 km (0.079 R)
• M9: 1,610,720 km (0.119 R)
• M10: 1,976,786 km (0.107 R)
• M11: 2,717,745 km (0.113 R)
• M12: 3,571,200 km (0.088 R)
• M13: 4,045,575 km (0.116 R)
• M14: 4,233,321 km (0.114 R)
• M15: 4,578,293 km (0.041 R)
• M16: 4,852,955 km (0.108 R)
• M17: 5,133,002 km (0.066 R)
• M18: 5,173,394 km (0.075 R)
• M19: 5,418,285 km (0.102 R)
• M20: 5,708,655 km (0.075 R)
• M21: 5,961,625 km (0.077 R)
• M22: 6,132,316 km (0.096 R)
• M23: 6,566,150 km (0.1 R)
• M24: 8,019,643 km (0.068 R)
• M25: 8,830,762 km (0.1 R)
• M26: 9,320,097 km (0.099 R)
• M27: 10,171,907 km (0.047 R)
• M28: 10,581,207 km (0.083 R)
• M29: 11,363,454 km (0.059 R)
• M30: 11,681,499 km (0.081 R)
• M31: 11,895,125 km (0.047 R)
• M32: 12,056,242 km (0.088 R)
• M33: 13,370,758 km (0.102 R)
• M34: 13,931,900 km (0.074 R)
• M35: 13,988,448 km (0.108 R)
• M36: 14,044,996 km (0.115 R)
• M37: 15,368,040 km (0.035 R)
• M38: 15,660,803 km (0.037 R)
• M39: 16,014,602 km (0.072 R)
• M40: 16,133,233 km (0.08 R)
• M41: 16,730,128 km (0.066 R)
• M42: 17,091,856 km (0.102 R)
• M43: 17,822,941 km (0.116 R)
• M44: 18,751,196 km (0.099 R)
• M45: 19,378,609 km (0.081 R)
• M46: 19,441,739 km (0.118 R)
• M47: 20,076,782 km (0.102 R)
• M48: 20,783,183 km (0.083 R)
• M49: 21,563,037 km (0.093 R)
• M50: 21,759,459 km (0.082 R)
• M51: 21,890,806 km (0.06 R)
• M52: 23,218,338 km (0.107 R)
• M53: 23,959,445 km (0.091 R)
• M54: 24,027,213 km (0.038 R)
• M55: 24,503,383 km (0.114 R)
• M56: 25,395,884 km (0.047 R)
• M57: 25,950,443 km (0.039 R)
• M58: 26,020,006 km (0.102 R)
• M59: 26,369,018 km (0.053 R)
• M60: 27,922,443 km (0.058 R)
• M61: 28,854,437 km (0.103 R)
• M62: 30,307,930 km (0.103 R)
• M63: 31,636,210 km (0.106 R)
• M64: 31,934,059 km (0.049 R)
• M65: 33,968,141 km (0.084 R)
• M66: 35,347,434 km (0.112 R)
• M67: 36,043,961 km (0.069 R)
• M68: 36,588,797 km (0.119 R)
• M69: 37,371,792 km (0.106 R)
• M70: 38,081,185 km (0.117 R)
• M71: 39,193,595 km (0.081 R)
• M72: 41,857,783 km (0.096 R)
• M73: 45,331,895 km (0.078 R)
• M74: 47,698,832 km (0.119 R)
• M75: 48,897,261 km (0.107 R)
• M76: 50,192,330 km (0.078 R)
• M77: 51,586,133 km (0.032 R)
• M78: 57,287,158 km (0.08 R)
• M79: 58,195,666 km (0.067 R)
• M80: 59,200,665 km (0.088 R)
• M81: 60,027,342 km (0.1 R)
• M82: 60,950,062 km (0.11 R)
• M83: 62,156,868 km (0.066 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 19,135 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit