🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.07 AU - 1.07 AU

Year: 396 Days

Day: 18.5 Hours

Environment

Temp: 40 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.41 AU - 3.43 AU

Year: 1787 Days

Day: 31.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.23 AU - 4.21 AU

Year: 2570 Days

Day: 35.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.4

Radius: 3.9

Gravity: 40.72 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 12.61 AU - 20.67 AU

Year: 24311 Days

Day: 15.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 90,733,757 km

• M1: 51,162 km (0.099 R)
• M2: 187,297 km (0.087 R)
• M3: 267,780 km (0.067 R)
• M4: 340,634 km (0.092 R)
• M5: 573,558 km (0.077 R)
• M6: 769,382 km (0.034 R)
• M7: 1,248,843 km (0.112 R)
• M8: 1,873,115 km (0.04 R)
• M9: 2,234,992 km (0.069 R)
• M10: 2,385,637 km (0.077 R)
• M11: 2,539,723 km (0.098 R)
• M12: 2,776,985 km (0.047 R)
• M13: 3,314,790 km (0.101 R)
• M14: 3,573,744 km (0.079 R)
• M15: 3,661,557 km (0.111 R)
• M16: 3,929,038 km (0.074 R)
• M17: 4,110,949 km (0.111 R)
• M18: 4,388,902 km (0.101 R)
• M19: 4,435,876 km (0.086 R)
• M20: 4,625,267 km (0.095 R)
• M21: 4,817,201 km (0.109 R)
• M22: 5,867,378 km (0.113 R)
• M23: 6,985,024 km (0.038 R)
• M24: 7,371,884 km (0.045 R)
• M25: 7,993,762 km (0.042 R)
• M26: 8,398,125 km (0.096 R)
• M27: 8,691,187 km (0.042 R)
• M28: 9,650,858 km (0.103 R)
• M29: 9,712,043 km (0.089 R)
• M30: 9,834,564 km (0.101 R)
• M31: 10,205,417 km (0.118 R)
• M32: 11,152,222 km (0.061 R)
• M33: 11,216,400 km (0.033 R)
• M34: 15,138,856 km (0.109 R)
• M35: 16,433,924 km (0.051 R)
• M36: 17,242,651 km (0.105 R)
• M37: 17,913,896 km (0.037 R)
• M38: 18,366,280 km (0.115 R)
• M39: 18,669,814 km (0.055 R)
• M40: 18,898,549 km (0.102 R)
• M41: 19,900,706 km (0.101 R)
• M42: 21,078,340 km (0.099 R)
• M43: 22,439,980 km (0.119 R)
• M44: 22,927,370 km (0.089 R)
• M45: 24,243,981 km (0.116 R)
• M46: 26,349,571 km (0.059 R)
• M47: 28,337,876 km (0.038 R)
• M48: 28,600,869 km (0.074 R)
• M49: 29,482,898 km (0.096 R)
• M50: 30,822,696 km (0.078 R)
• M51: 32,823,418 km (0.118 R)
• M52: 33,007,424 km (0.088 R)
• M53: 33,839,487 km (0.062 R)
• M54: 34,397,936 km (0.066 R)
• M55: 34,678,432 km (0.086 R)
• M56: 34,865,729 km (0.113 R)
• M57: 36,471,811 km (0.091 R)
• M58: 36,948,729 km (0.114 R)
• M59: 37,812,507 km (0.039 R)
• M60: 38,391,900 km (0.106 R)
• M61: 40,344,751 km (0.025 R)
• M62: 42,830,618 km (0.103 R)
• M63: 43,132,357 km (0.111 R)
• M64: 44,345,895 km (0.089 R)
• M65: 44,956,853 km (0.05 R)
• M66: 46,496,514 km (0.086 R)
• M67: 47,428,509 km (0.115 R)
• M68: 47,532,479 km (0.088 R)
• M69: 49,311,049 km (0.096 R)
• M70: 49,943,997 km (0.073 R)
• M71: 52,287,597 km (0.116 R)
• M72: 53,040,823 km (0.084 R)
• M73: 53,689,180 km (0.101 R)
• M74: 56,089,178 km (0.109 R)
• M75: 56,639,549 km (0.104 R)
• M76: 57,967,529 km (0.11 R)
• M77: 58,189,832 km (0.117 R)
• M78: 61,219,039 km (0.086 R)
• M79: 62,924,006 km (0.06 R)
• M80: 63,610,361 km (0.104 R)
• M81: 64,990,401 km (0.085 R)
• M82: 67,078,937 km (0.11 R)
• M83: 67,195,624 km (0.101 R)
• M84: 73,355,017 km (0.113 R)
• M85: 73,956,699 km (0.118 R)
• M86: 76,623,581 km (0.078 R)
• M87: 78,091,435 km (0.084 R)
• M88: 78,952,071 km (0.109 R)
• M89: 80,930,802 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.1

Radius: 5.5

Gravity: 18.02 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 17.6 AU - 20 AU

Year: 29195 Days

Day: 18.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 90,733,757 km

• M1: 110,553 km (0.094 R)
• M2: 172,935 km (0.095 R)
• M3: 821,143 km (0.089 R)
• M4: 962,961 km (0.071 R)
• M5: 1,021,903 km (0.069 R)
• M6: 1,334,862 km (0.097 R)
• M7: 1,434,344 km (0.07 R)
• M8: 1,676,095 km (0.071 R)
• M9: 1,711,699 km (0.088 R)
• M10: 2,275,683 km (0.117 R)
• M11: 3,421,303 km (0.11 R)
• M12: 3,743,388 km (0.075 R)
• M13: 4,766,936 km (0.114 R)
• M14: 4,817,799 km (0.099 R)
• M15: 5,601,094 km (0.096 R)
• M16: 5,654,800 km (0.108 R)
• M17: 6,367,334 km (0.029 R)
• M18: 6,649,027 km (0.086 R)
• M19: 7,107,993 km (0.096 R)
• M20: 7,755,752 km (0.027 R)
• M21: 7,996,006 km (0.1 R)
• M22: 8,607,263 km (0.115 R)
• M23: 9,680,329 km (0.104 R)
• M24: 9,874,207 km (0.056 R)
• M25: 11,198,149 km (0.046 R)
• M26: 11,265,916 km (0.115 R)
• M27: 11,880,913 km (0.095 R)
• M28: 13,286,236 km (0.117 R)
• M29: 14,447,863 km (0.101 R)
• M30: 15,190,317 km (0.1 R)
• M31: 15,340,214 km (0.104 R)
• M32: 16,173,774 km (0.091 R)
• M33: 18,681,184 km (0.096 R)
• M34: 19,489,162 km (0.102 R)
• M35: 20,722,447 km (0.102 R)
• M36: 21,642,773 km (0.107 R)
• M37: 21,896,042 km (0.096 R)
• M38: 21,980,714 km (0.049 R)
• M39: 22,405,722 km (0.055 R)
• M40: 22,919,142 km (0.058 R)
• M41: 23,177,348 km (0.092 R)
• M42: 23,609,835 km (0.103 R)
• M43: 26,080,444 km (0.088 R)
• M44: 26,260,111 km (0.119 R)
• M45: 26,710,849 km (0.083 R)
• M46: 27,073,325 km (0.069 R)
• M47: 27,255,236 km (0.095 R)
• M48: 27,528,701 km (0.08 R)
• M49: 32,798,884 km (0.049 R)
• M50: 33,381,718 km (0.083 R)
• M51: 33,674,331 km (0.107 R)
• M52: 34,163,965 km (0.06 R)
• M53: 35,150,264 km (0.112 R)
• M54: 37,656,776 km (0.08 R)
• M55: 38,266,836 km (0.108 R)
• M56: 40,531,598 km (0.106 R)
• M57: 40,739,689 km (0.105 R)
• M58: 41,995,264 km (0.114 R)
• M59: 42,733,679 km (0.11 R)
• M60: 43,476,283 km (0.057 R)
• M61: 43,689,161 km (0.073 R)
• M62: 44,009,300 km (0.096 R)
• M63: 44,437,300 km (0.117 R)
• M64: 45,189,627 km (0.062 R)
• M65: 45,513,357 km (0.045 R)
• M66: 48,571,437 km (0.099 R)
• M67: 52,373,167 km (0.097 R)
• M68: 53,167,682 km (0.092 R)
• M69: 54,883,569 km (0.087 R)
• M70: 55,690,500 km (0.065 R)
• M71: 56,269,294 km (0.092 R)
• M72: 57,199,494 km (0.077 R)
• M73: 58,134,780 km (0.049 R)
• M74: 58,721,951 km (0.116 R)
• M75: 59,547,133 km (0.058 R)
• M76: 60,138,942 km (0.084 R)
• M77: 60,851,776 km (0.083 R)
• M78: 61,926,188 km (0.049 R)
• M79: 62,045,866 km (0.107 R)
• M80: 63,127,160 km (0.112 R)
• M81: 66,776,450 km (0.102 R)
• M82: 68,874,411 km (0.074 R)
• M83: 69,122,594 km (0.108 R)
• M84: 71,370,302 km (0.078 R)
• M85: 74,149,681 km (0.104 R)
• M86: 75,680,665 km (0.073 R)
• M87: 81,382,438 km (0.073 R)
• M88: 84,683,166 km (0.058 R)
• M89: 86,550,596 km (0.041 R)
• M90: 87,489,472 km (0.053 R)
• M91: 88,701,514 km (0.085 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 17,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit