🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.89 AU - 1.07 AU

Year: 360 Days

Day: 13.3 Hours

Environment

Temp: 33 °C

Axial Tilt: 27.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 78,581,135 km

• M1: 330,611 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.25 AU - 1.73 AU

Year: 675 Days

Day: 33.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.96 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.36 AU - 4.5 AU

Year: 3458 Days

Day: 26.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.4

Radius: 11.6

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.61 AU - 4.93 AU

Year: 3864 Days

Day: 13.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 78,581,135 km

• M1: 148,999 km (0.092 R)
• M2: 281,244 km (0.062 R)
• M3: 389,254 km (0.081 R)
• M4: 493,972 km (0.075 R)
• M5: 610,509 km (0.113 R)
• M6: 865,124 km (0.082 R)
• M7: 1,102,237 km (0.079 R)
• M8: 1,196,783 km (0.03 R)
• M9: 1,428,510 km (0.087 R)
• M10: 1,699,432 km (0.083 R)
• M11: 1,834,967 km (0.078 R)
• M12: 2,183,231 km (0.088 R)
• M13: 2,358,560 km (0.088 R)
• M14: 2,468,664 km (0.108 R)
• M15: 3,031,002 km (0.104 R)
• M16: 3,166,389 km (0.104 R)
• M17: 3,427,886 km (0.047 R)
• M18: 3,825,068 km (0.087 R)
• M19: 4,087,163 km (0.083 R)
• M20: 4,338,189 km (0.111 R)
• M21: 4,525,635 km (0.063 R)
• M22: 4,890,953 km (0.115 R)
• M23: 4,997,018 km (0.046 R)
• M24: 5,139,734 km (0.105 R)
• M25: 5,229,642 km (0.046 R)
• M26: 5,539,310 km (0.082 R)
• M27: 5,705,663 km (0.067 R)
• M28: 5,948,909 km (0.105 R)
• M29: 6,043,455 km (0.063 R)
• M30: 6,329,935 km (0.09 R)
• M31: 6,856,818 km (0.055 R)
• M32: 6,936,105 km (0.047 R)
• M33: 7,035,737 km (0.088 R)
• M34: 7,357,373 km (0.084 R)
• M35: 7,663,450 km (0.052 R)
• M36: 7,766,373 km (0.118 R)
• M37: 7,890,540 km (0.081 R)
• M38: 8,015,454 km (0.1 R)
• M39: 8,351,600 km (0.082 R)
• M40: 8,436,273 km (0.077 R)
• M41: 9,277,761 km (0.06 R)
• M42: 9,497,819 km (0.104 R)
• M43: 9,741,813 km (0.117 R)
• M44: 9,965,612 km (0.09 R)
• M45: 10,123,138 km (0.086 R)
• M46: 11,343,408 km (0.071 R)
• M47: 11,768,266 km (0.072 R)
• M48: 11,911,132 km (0.116 R)
• M49: 12,294,851 km (0.115 R)
• M50: 12,439,811 km (0.11 R)
• M51: 12,560,985 km (0.102 R)
• M52: 13,123,623 km (0.1 R)
• M53: 13,296,558 km (0.04 R)
• M54: 13,370,908 km (0.104 R)
• M55: 13,945,364 km (0.066 R)
• M56: 14,299,013 km (0.078 R)
• M57: 14,604,492 km (0.11 R)
• M58: 14,937,946 km (0.08 R)
• M59: 15,118,510 km (0.064 R)
• M60: 15,273,793 km (0.113 R)
• M61: 15,481,734 km (0.113 R)
• M62: 15,612,183 km (0.075 R)
• M63: 16,005,775 km (0.037 R)
• M64: 16,509,023 km (0.11 R)
• M65: 17,694,436 km (0.1 R)
• M66: 17,885,473 km (0.09 R)
• M67: 18,077,257 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.2

Radius: 11

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 4.26 AU - 5.42 AU

Year: 3949 Days

Day: 6.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 78,581,135 km

• M1: 224,546 km (0.025 R)
• M2: 295,456 km (0.038 R)
• M3: 535,411 km (0.109 R)
• M4: 731,534 km (0.095 R)
• M5: 856,149 km (0.096 R)
• M6: 934,538 km (0.12 R)
• M7: 1,375,253 km (0.103 R)
• M8: 1,706,613 km (0.107 R)
• M9: 1,830,480 km (0.099 R)
• M10: 2,087,189 km (0.036 R)
• M11: 2,207,765 km (0.112 R)
• M12: 2,293,635 km (0.111 R)
• M13: 2,380,551 km (0.086 R)
• M14: 2,456,098 km (0.093 R)
• M15: 2,713,705 km (0.111 R)
• M16: 2,859,115 km (0.102 R)
• M17: 2,980,139 km (0.061 R)
• M18: 3,130,335 km (0.107 R)
• M19: 3,199,450 km (0.096 R)
• M20: 3,269,162 km (0.092 R)
• M21: 3,424,146 km (0.073 R)
• M22: 3,697,910 km (0.118 R)
• M23: 3,889,245 km (0.065 R)
• M24: 4,220,754 km (0.117 R)
• M25: 4,374,391 km (0.1 R)
• M26: 4,545,681 km (0.093 R)
• M27: 4,719,214 km (0.084 R)
• M28: 4,975,476 km (0.115 R)
• M29: 5,105,327 km (0.099 R)
• M30: 5,236,374 km (0.07 R)
• M31: 5,418,435 km (0.11 R)
• M32: 5,670,058 km (0.105 R)
• M33: 5,788,839 km (0.104 R)
• M34: 5,959,979 km (0.033 R)
• M35: 6,554,182 km (0.106 R)
• M36: 6,732,652 km (0.12 R)
• M37: 6,804,459 km (0.106 R)
• M38: 7,021,526 km (0.103 R)
• M39: 7,314,438 km (0.086 R)
• M40: 7,406,740 km (0.084 R)
• M41: 7,723,738 km (0.107 R)
• M42: 8,448,540 km (0.091 R)
• M43: 8,545,479 km (0.044 R)
• M44: 8,740,555 km (0.118 R)
• M45: 8,996,367 km (0.084 R)
• M46: 9,194,884 km (0.087 R)
• M47: 9,294,665 km (0.119 R)
• M48: 9,414,942 km (0.088 R)
• M49: 10,167,718 km (0.118 R)
• M50: 10,395,406 km (0.073 R)
• M51: 10,561,909 km (0.035 R)
• M52: 10,645,534 km (0.114 R)
• M53: 10,939,943 km (0.043 R)
• M54: 11,045,858 km (0.061 R)
• M55: 11,130,680 km (0.109 R)
• M56: 11,258,437 km (0.094 R)
• M57: 11,365,249 km (0.084 R)
• M58: 11,644,698 km (0.109 R)
• M59: 11,948,083 km (0.118 R)
• M60: 12,254,010 km (0.12 R)
• M61: 12,873,944 km (0.108 R)
• M62: 13,030,423 km (0.073 R)
• M63: 13,210,090 km (0.118 R)
• M64: 13,413,244 km (0.117 R)
• M65: 13,549,378 km (0.1 R)
• M66: 13,731,439 km (0.083 R)
• M67: 13,822,694 km (0.101 R)
• M68: 14,005,951 km (0.117 R)
• M69: 14,375,009 km (0.084 R)
• M70: 15,429,973 km (0.114 R)
• M71: 15,787,213 km (0.116 R)
• M72: 15,906,891 km (0.047 R)
• M73: 16,002,933 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 83.1

Radius: 6.6

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 11.36 AU - 14.08 AU

Year: 16824 Days

Day: 17.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 78,581,135 km

• M1: 83,176 km (0.115 R)
• M2: 126,111 km (0.091 R)
• M3: 330,163 km (0.12 R)
• M4: 401,670 km (0.042 R)
• M5: 662,719 km (0.085 R)
• M6: 941,270 km (0.099 R)
• M7: 1,836,015 km (0.1 R)
• M8: 2,617,813 km (0.048 R)
• M9: 2,660,449 km (0.085 R)
• M10: 4,267,578 km (0.092 R)
• M11: 4,317,843 km (0.117 R)
• M12: 4,598,190 km (0.088 R)
• M13: 5,257,168 km (0.11 R)
• M14: 6,343,249 km (0.113 R)
• M15: 6,429,567 km (0.07 R)
• M16: 6,516,334 km (0.088 R)
• M17: 8,331,405 km (0.093 R)
• M18: 8,904,664 km (0.052 R)
• M19: 10,223,369 km (0.037 R)
• M20: 10,596,765 km (0.04 R)
• M21: 10,699,240 km (0.116 R)
• M22: 13,963,764 km (0.099 R)
• M23: 14,151,510 km (0.059 R)
• M24: 14,795,828 km (0.106 R)
• M25: 15,760,584 km (0.079 R)
• M26: 16,270,414 km (0.051 R)
• M27: 16,388,746 km (0.096 R)
• M28: 17,386,564 km (0.101 R)
• M29: 17,547,980 km (0.09 R)
• M30: 17,669,453 km (0.086 R)
• M31: 17,791,226 km (0.116 R)
• M32: 19,023,613 km (0.076 R)
• M33: 19,189,966 km (0.079 R)
• M34: 19,356,917 km (0.114 R)
• M35: 20,156,069 km (0.065 R)
• M36: 20,283,227 km (0.087 R)
• M37: 21,526,535 km (0.051 R)
• M38: 22,354,260 km (0.101 R)
• M39: 23,951,068 km (0.111 R)
• M40: 24,265,822 km (0.059 R)
• M41: 24,401,208 km (0.032 R)
• M42: 24,446,386 km (0.087 R)
• M43: 26,786,247 km (0.045 R)
• M44: 26,832,772 km (0.032 R)
• M45: 27,019,470 km (0.083 R)
• M46: 27,112,819 km (0.093 R)
• M47: 27,393,913 km (0.086 R)
• M48: 27,487,861 km (0.112 R)
• M49: 28,623,159 km (0.119 R)
• M50: 28,670,731 km (0.082 R)
• M51: 29,196,418 km (0.088 R)
• M52: 29,966,847 km (0.117 R)
• M53: 30,451,694 km (0.029 R)
• M54: 30,890,315 km (0.109 R)
• M55: 31,331,030 km (0.059 R)
• M56: 32,765,225 km (0.095 R)
• M57: 32,815,041 km (0.028 R)
• M58: 32,914,673 km (0.078 R)
• M59: 33,164,502 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413

Radius: 4.8

Gravity: 17.93 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 16.33 AU - 18.57 AU

Year: 27033 Days

Day: 22.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 78,581,135 km

• M1: 72,555 km (0.072 R)
• M2: 189,690 km (0.1 R)
• M3: 784,342 km (0.117 R)
• M4: 1,608,476 km (0.034 R)
• M5: 1,704,817 km (0.104 R)
• M6: 1,971,401 km (0.083 R)
• M7: 2,250,850 km (0.101 R)
• M8: 2,807,952 km (0.085 R)
• M9: 3,740,096 km (0.077 R)
• M10: 3,825,367 km (0.093 R)
• M11: 4,440,065 km (0.116 R)
• M12: 5,085,131 km (0.09 R)
• M13: 6,257,230 km (0.115 R)
• M14: 7,724,336 km (0.105 R)
• M15: 8,608,161 km (0.114 R)
• M16: 8,947,897 km (0.12 R)
• M17: 9,062,041 km (0.115 R)
• M18: 9,234,228 km (0.063 R)
• M19: 12,513,114 km (0.111 R)
• M20: 14,207,011 km (0.094 R)
• M21: 15,012,745 km (0.094 R)
• M22: 15,080,513 km (0.116 R)
• M23: 16,179,459 km (0.049 R)
• M24: 17,803,643 km (0.116 R)
• M25: 18,019,213 km (0.12 R)
• M26: 18,091,319 km (0.087 R)
• M27: 18,525,752 km (0.117 R)
• M28: 18,671,460 km (0.099 R)
• M29: 22,743,215 km (0.116 R)
• M30: 22,821,155 km (0.119 R)
• M31: 24,318,181 km (0.115 R)
• M32: 24,637,273 km (0.101 R)
• M33: 25,603,227 km (0.082 R)
• M34: 25,846,623 km (0.081 R)
• M35: 26,992,542 km (0.099 R)
• M36: 27,074,971 km (0.106 R)
• M37: 27,157,549 km (0.054 R)
• M38: 30,442,718 km (0.093 R)
• M39: 31,218,383 km (0.082 R)
• M40: 32,701,197 km (0.104 R)
• M41: 35,554,178 km (0.099 R)
• M42: 35,644,685 km (0.081 R)
• M43: 36,735,852 km (0.066 R)
• M44: 38,671,498 km (0.104 R)
• M45: 40,262,621 km (0.047 R)
• M46: 41,684,250 km (0.035 R)
• M47: 42,929,652 km (0.081 R)
• M48: 44,381,649 km (0.085 R)
• M49: 48,431,862 km (0.072 R)
• M50: 48,732,853 km (0.102 R)
• M51: 49,135,121 km (0.066 R)
• M52: 49,740,544 km (0.111 R)
• M53: 50,044,228 km (0.104 R)
• M54: 50,145,655 km (0.097 R)
• M55: 51,469,447 km (0.066 R)
• M56: 53,321,319 km (0.066 R)
• M57: 57,089,988 km (0.083 R)
• M58: 58,365,160 km (0.101 R)
• M59: 61,702,539 km (0.103 R)
• M60: 61,919,905 km (0.028 R)
• M61: 62,028,812 km (0.107 R)
• M62: 62,464,741 km (0.065 R)
• M63: 63,120,428 km (0.098 R)
• M64: 63,339,439 km (0.049 R)
• M65: 65,877,068 km (0.051 R)
• M66: 66,321,822 km (0.101 R)
• M67: 67,102,424 km (0.105 R)
• M68: 68,560,255 km (0.1 R)
• M69: 68,898,197 km (0.085 R)
• M70: 69,123,791 km (0.032 R)
• M71: 70,937,216 km (0.084 R)
• M72: 76,120,782 km (0.101 R)
• M73: 76,470,692 km (0.086 R)
• M74: 77,172,006 km (0.094 R)
• M75: 77,875,565 km (0.114 R)
• M76: 77,992,999 km (0.049 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 10,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit