🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.72 AU - 1.08 AU

Year: 329 Days

Day: 20.5 Hours

Environment

Temp: 28 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.71 AU - 1.15 AU

Year: 345 Days

Day: 45.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.96 AU - 1.22 AU

Year: 438 Days

Day: 46.6 Hours

Environment

Temp: -18 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 63,724,047 km

• M1: 932,892 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.42 AU - 1.58 AU

Year: 707 Days

Day: 36.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.5 AU - 2.42 AU

Year: 1056 Days

Day: 15.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,724,047 km

• M1: 170,990 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.62 AU - 4.16 AU

Year: 2403 Days

Day: 43.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.1

Radius: 11.3

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.43 AU - 5.61 AU

Year: 3700 Days

Day: 6.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 63,724,047 km

• M1: 164,558 km (0.085 R)
• M2: 252,970 km (0.07 R)
• M3: 566,078 km (0.118 R)
• M4: 735,274 km (0.099 R)
• M5: 1,633,459 km (0.106 R)
• M6: 1,897,350 km (0.094 R)
• M7: 2,112,322 km (0.065 R)
• M8: 2,566,351 km (0.071 R)
• M9: 2,804,960 km (0.118 R)
• M10: 3,015,145 km (0.116 R)
• M11: 3,122,257 km (0.107 R)
• M12: 3,470,072 km (0.101 R)
• M13: 3,544,871 km (0.05 R)
• M14: 4,143,113 km (0.061 R)
• M15: 4,222,549 km (0.1 R)
• M16: 4,504,990 km (0.117 R)
• M17: 4,710,538 km (0.047 R)
• M18: 4,793,565 km (0.091 R)
• M19: 5,003,450 km (0.109 R)
• M20: 5,109,665 km (0.077 R)
• M21: 5,259,412 km (0.084 R)
• M22: 5,497,871 km (0.097 R)
• M23: 5,651,359 km (0.054 R)
• M24: 5,851,072 km (0.116 R)
• M25: 6,075,469 km (0.079 R)
• M26: 6,348,634 km (0.094 R)
• M27: 6,463,675 km (0.059 R)
• M28: 6,625,989 km (0.104 R)
• M29: 7,408,984 km (0.082 R)
• M30: 7,873,037 km (0.093 R)
• M31: 8,171,036 km (0.087 R)
• M32: 8,676,078 km (0.1 R)
• M33: 8,778,253 km (0.087 R)
• M34: 8,958,070 km (0.084 R)
• M35: 9,061,442 km (0.12 R)
• M36: 9,295,413 km (0.093 R)
• M37: 9,373,803 km (0.054 R)
• M38: 9,610,466 km (0.09 R)
• M39: 10,823,107 km (0.109 R)
• M40: 10,988,412 km (0.116 R)
• M41: 11,489,565 km (0.114 R)
• M42: 12,055,045 km (0.108 R)
• M43: 12,312,503 km (0.067 R)
• M44: 12,542,884 km (0.105 R)
• M45: 12,803,783 km (0.119 R)
• M46: 12,978,662 km (0.119 R)
• M47: 13,865,329 km (0.072 R)
• M48: 14,255,480 km (0.11 R)
• M49: 14,376,355 km (0.071 R)
• M50: 14,497,530 km (0.112 R)
• M51: 14,924,183 km (0.115 R)
• M52: 15,016,185 km (0.116 R)
• M53: 16,640,370 km (0.099 R)
• M54: 16,767,677 km (0.099 R)
• M55: 16,927,149 km (0.097 R)
• M56: 17,667,509 km (0.059 R)
• M57: 18,319,755 km (0.11 R)
• M58: 18,714,993 km (0.043 R)
• M59: 19,951,120 km (0.092 R)
• M60: 20,664,552 km (0.106 R)
• M61: 21,075,946 km (0.091 R)
• M62: 21,351,655 km (0.088 R)
• M63: 21,628,711 km (0.116 R)
• M64: 21,906,813 km (0.111 R)
• M65: 22,256,124 km (0.113 R)
• M66: 22,713,146 km (0.109 R)
• M67: 22,889,671 km (0.096 R)
• M68: 22,960,431 km (0.114 R)
• M69: 23,636,314 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.3

Radius: 14.8

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.77 AU - 11.39 AU

Year: 13249 Days

Day: 9.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 178.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 63,724,047 km

• M1: 208,390 km (0.115 R)
• M2: 410,497 km (0.031 R)
• M3: 579,991 km (0.078 R)
• M4: 919,578 km (0.08 R)
• M5: 1,105,079 km (0.109 R)
• M6: 1,212,042 km (0.08 R)
• M7: 1,360,593 km (0.097 R)
• M8: 1,555,369 km (0.054 R)
• M9: 1,780,813 km (0.092 R)
• M10: 1,930,112 km (0.037 R)
• M11: 2,196,097 km (0.11 R)
• M12: 2,380,401 km (0.035 R)
• M13: 2,594,027 km (0.073 R)
• M14: 3,014,995 km (0.091 R)
• M15: 3,273,052 km (0.118 R)
• M16: 4,147,601 km (0.109 R)
• M17: 4,700,215 km (0.063 R)
• M18: 5,183,716 km (0.071 R)
• M19: 5,651,808 km (0.114 R)
• M20: 6,133,662 km (0.101 R)
• M21: 6,662,341 km (0.093 R)
• M22: 6,830,639 km (0.101 R)
• M23: 7,728,376 km (0.119 R)
• M24: 8,995,320 km (0.093 R)
• M25: 9,406,864 km (0.092 R)
• M26: 10,599,757 km (0.068 R)
• M27: 10,796,628 km (0.094 R)
• M28: 11,475,204 km (0.077 R)
• M29: 11,962,444 km (0.119 R)
• M30: 12,581,181 km (0.111 R)
• M31: 13,041,643 km (0.084 R)
• M32: 13,380,034 km (0.086 R)
• M33: 13,592,911 km (0.102 R)
• M34: 13,806,986 km (0.084 R)
• M35: 13,936,089 km (0.087 R)
• M36: 14,325,492 km (0.117 R)
• M37: 14,762,318 km (0.096 R)
• M38: 17,289,176 km (0.112 R)
• M39: 17,381,926 km (0.072 R)
• M40: 18,176,590 km (0.111 R)
• M41: 18,744,763 km (0.094 R)
• M42: 18,887,778 km (0.072 R)
• M43: 19,415,111 km (0.111 R)
• M44: 20,582,423 km (0.088 R)
• M45: 21,722,359 km (0.069 R)
• M46: 21,872,555 km (0.103 R)
• M47: 22,375,653 km (0.107 R)
• M48: 22,679,486 km (0.111 R)
• M49: 23,239,880 km (0.086 R)
• M50: 23,650,376 km (0.107 R)
• M51: 24,270,609 km (0.12 R)
• M52: 24,530,610 km (0.103 R)
• M53: 24,739,299 km (0.03 R)
• M54: 25,791,720 km (0.096 R)
• M55: 26,110,214 km (0.076 R)
• M56: 26,483,461 km (0.057 R)
• M57: 27,722,430 km (0.092 R)
• M58: 28,595,483 km (0.03 R)
• M59: 28,870,145 km (0.088 R)
• M60: 29,145,704 km (0.096 R)
• M61: 30,089,218 km (0.12 R)
• M62: 31,211,950 km (0.114 R)
• M63: 31,325,046 km (0.11 R)
• M64: 31,551,537 km (0.075 R)
• M65: 32,234,152 km (0.076 R)
• M66: 33,094,490 km (0.099 R)
• M67: 33,846,069 km (0.101 R)
• M68: 35,072,174 km (0.076 R)
• M69: 35,366,283 km (0.113 R)
• M70: 35,897,804 km (0.06 R)
• M71: 36,016,136 km (0.104 R)
• M72: 36,789,258 km (0.104 R)
• M73: 37,207,833 km (0.105 R)
• M74: 37,808,618 km (0.048 R)
• M75: 38,473,132 km (0.113 R)
• M76: 39,446,565 km (0.063 R)
• M77: 39,997,683 km (0.101 R)
• M78: 40,983,683 km (0.093 R)
• M79: 41,293,500 km (0.099 R)
• M80: 41,604,065 km (0.076 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.1

Radius: 12.4

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 9.7 AU - 12.48 AU

Year: 14219 Days

Day: 11.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 156.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 63,724,047 km

• M1: 159,920 km (0.111 R)
• M2: 282,890 km (0.109 R)
• M3: 484,548 km (0.097 R)
• M4: 662,719 km (0.117 R)
• M5: 951,891 km (0.101 R)
• M6: 1,135,597 km (0.119 R)
• M7: 1,256,622 km (0.098 R)
• M8: 1,512,434 km (0.057 R)
• M9: 2,045,003 km (0.109 R)
• M10: 2,537,030 km (0.042 R)
• M11: 2,997,343 km (0.056 R)
• M12: 4,033,458 km (0.094 R)
• M13: 4,887,961 km (0.095 R)
• M14: 5,294,867 km (0.05 R)
• M15: 5,377,445 km (0.096 R)
• M16: 5,755,030 km (0.072 R)
• M17: 6,271,741 km (0.116 R)
• M18: 6,447,369 km (0.108 R)
• M19: 6,624,643 km (0.082 R)
• M20: 6,758,682 km (0.08 R)
• M21: 7,211,964 km (0.083 R)
• M22: 8,100,426 km (0.107 R)
• M23: 8,291,911 km (0.09 R)
• M24: 9,023,295 km (0.115 R)
• M25: 9,371,708 km (0.116 R)
• M26: 9,472,088 km (0.107 R)
• M27: 10,391,517 km (0.07 R)
• M28: 12,646,106 km (0.087 R)
• M29: 12,757,108 km (0.105 R)
• M30: 12,868,409 km (0.118 R)
• M31: 13,885,226 km (0.116 R)
• M32: 13,999,818 km (0.07 R)
• M33: 14,693,952 km (0.079 R)
• M34: 14,810,788 km (0.076 R)
• M35: 16,236,306 km (0.088 R)
• M36: 16,538,793 km (0.108 R)
• M37: 18,016,520 km (0.107 R)
• M38: 18,644,682 km (0.068 R)
• M39: 19,664,640 km (0.101 R)
• M40: 19,922,547 km (0.117 R)
• M41: 21,228,536 km (0.052 R)
• M42: 21,625,719 km (0.111 R)
• M43: 22,899,844 km (0.114 R)
• M44: 23,035,379 km (0.111 R)
• M45: 23,239,132 km (0.051 R)
• M46: 24,267,019 km (0.109 R)
• M47: 25,030,267 km (0.032 R)
• M48: 25,942,515 km (0.119 R)
• M49: 26,154,495 km (0.036 R)
• M50: 26,438,132 km (0.11 R)
• M51: 27,295,179 km (0.087 R)
• M52: 27,582,855 km (0.066 R)
• M53: 27,799,324 km (0.096 R)
• M54: 30,664,123 km (0.065 R)
• M55: 31,188,314 km (0.063 R)
• M56: 31,489,155 km (0.057 R)
• M57: 31,715,347 km (0.087 R)
• M58: 32,778,240 km (0.106 R)
• M59: 33,007,573 km (0.086 R)
• M60: 34,939,031 km (0.117 R)
• M61: 35,251,541 km (0.028 R)
• M62: 35,329,781 km (0.11 R)
• M63: 35,643,338 km (0.057 R)
• M64: 37,225,186 km (0.052 R)
• M65: 39,478,130 km (0.085 R)
• M66: 40,211,608 km (0.109 R)
• M67: 41,609,301 km (0.052 R)
• M68: 41,857,634 km (0.099 R)
• M69: 42,023,388 km (0.117 R)
• M70: 44,114,617 km (0.079 R)
• M71: 45,385,451 km (0.116 R)
• M72: 45,897,225 km (0.12 R)
• M73: 46,239,355 km (0.113 R)
• M74: 46,496,664 km (0.118 R)
• M75: 51,118,640 km (0.093 R)
• M76: 51,207,202 km (0.118 R)
• M77: 51,384,625 km (0.027 R)
• M78: 52,631,972 km (0.064 R)
• M79: 53,169,626 km (0.116 R)
• M80: 55,520,258 km (0.11 R)
• M81: 55,611,363 km (0.043 R)
• M82: 55,884,828 km (0.072 R)
• M83: 56,799,918 km (0.105 R)
• M84: 60,322,349 km (0.099 R)
• M85: 62,299,136 km (0.103 R)
• M86: 63,533,468 km (0.12 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 13,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit