🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.5 AU - 0.6 AU

Year: 150 Days

Day: 34.3 Hours

Environment

Temp: 226 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.97 AU - 2.33 AU

Year: 1157 Days

Day: 18.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.34 AU - 3.42 AU

Year: 1794 Days

Day: 25.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.6 AU - 4 AU

Year: 2201 Days

Day: 21.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,380,297 km

• M1: 966,851 km (0.072 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.42 AU - 5.5 AU

Year: 3458 Days

Day: 39.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 121.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.1

Radius: 14.9

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 6.25 AU - 9.47 AU

Year: 8089 Days

Day: 13.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 43,380,297 km

• M1: 186,399 km (0.092 R)
• M2: 372,499 km (0.078 R)
• M3: 561,890 km (0.078 R)
• M4: 803,939 km (0.068 R)
• M5: 1,266,346 km (0.077 R)
• M6: 1,613,263 km (0.119 R)
• M7: 1,789,340 km (0.098 R)
• M8: 2,047,247 km (0.119 R)
• M9: 2,219,584 km (0.09 R)
• M10: 2,337,317 km (0.069 R)
• M11: 2,579,366 km (0.093 R)
• M12: 2,745,271 km (0.06 R)
• M13: 3,154,271 km (0.11 R)
• M14: 3,332,293 km (0.066 R)
• M15: 3,491,016 km (0.039 R)
• M16: 3,958,360 km (0.098 R)
• M17: 4,545,681 km (0.098 R)
• M18: 4,927,006 km (0.102 R)
• M19: 5,082,438 km (0.101 R)
• M20: 5,292,324 km (0.052 R)
• M21: 5,884,283 km (0.101 R)
• M22: 6,049,439 km (0.068 R)
• M23: 6,356,414 km (0.113 R)
• M24: 7,426,188 km (0.108 R)
• M25: 8,241,945 km (0.049 R)
• M26: 8,613,845 km (0.106 R)
• M27: 9,925,520 km (0.112 R)
• M28: 10,089,778 km (0.054 R)
• M29: 10,387,777 km (0.095 R)
• M30: 10,588,088 km (0.059 R)
• M31: 11,094,328 km (0.1 R)
• M32: 11,505,123 km (0.098 R)
• M33: 11,643,202 km (0.09 R)
• M34: 12,518,499 km (0.102 R)
• M35: 13,270,079 km (0.102 R)
• M36: 13,596,801 km (0.111 R)
• M37: 14,258,173 km (0.114 R)
• M38: 14,817,220 km (0.093 R)
• M39: 15,345,600 km (0.066 R)
• M40: 15,535,888 km (0.088 R)
• M41: 15,803,519 km (0.073 R)
• M42: 17,282,892 km (0.103 R)
• M43: 18,039,259 km (0.1 R)
• M44: 18,280,261 km (0.12 R)
• M45: 18,441,678 km (0.119 R)
• M46: 18,603,393 km (0.116 R)
• M47: 19,132,520 km (0.091 R)
• M48: 19,501,728 km (0.101 R)
• M49: 19,790,602 km (0.115 R)
• M50: 20,330,799 km (0.082 R)
• M51: 20,707,487 km (0.06 R)
• M52: 20,917,821 km (0.059 R)
• M53: 21,425,557 km (0.112 R)
• M54: 21,766,341 km (0.103 R)
• M55: 22,108,920 km (0.069 R)
• M56: 22,496,378 km (0.119 R)
• M57: 22,799,314 km (0.061 R)
• M58: 23,321,859 km (0.08 R)
• M59: 23,760,331 km (0.092 R)
• M60: 24,645,501 km (0.106 R)
• M61: 25,047,321 km (0.092 R)
• M62: 25,993,378 km (0.111 R)
• M63: 26,584,888 km (0.093 R)
• M64: 26,905,327 km (0.115 R)
• M65: 27,503,569 km (0.098 R)
• M66: 27,642,395 km (0.047 R)
• M67: 28,152,973 km (0.07 R)
• M68: 29,136,429 km (0.118 R)
• M69: 29,419,468 km (0.071 R)
• M70: 29,750,828 km (0.042 R)
• M71: 30,274,121 km (0.073 R)
• M72: 30,656,643 km (0.042 R)
• M73: 30,848,427 km (0.096 R)
• M74: 31,329,833 km (0.09 R)
• M75: 31,862,252 km (0.084 R)
• M76: 32,251,207 km (0.111 R)
• M77: 32,593,038 km (0.086 R)
• M78: 32,690,875 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.7

Radius: 10.6

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 11.2 AU - 12.04 AU

Year: 14541 Days

Day: 14.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 43,380,297 km

• M1: 136,433 km (0.069 R)
• M2: 311,762 km (0.03 R)
• M3: 413,339 km (0.097 R)
• M4: 607,816 km (0.09 R)
• M5: 1,365,081 km (0.095 R)
• M6: 2,039,169 km (0.091 R)
• M7: 2,195,798 km (0.099 R)
• M8: 2,302,610 km (0.119 R)
• M9: 2,411,218 km (0.107 R)
• M10: 2,775,788 km (0.097 R)
• M11: 2,891,577 km (0.101 R)
• M12: 3,009,012 km (0.087 R)
• M13: 3,158,011 km (0.027 R)
• M14: 3,746,828 km (0.104 R)
• M15: 4,269,074 km (0.083 R)
• M16: 4,403,264 km (0.106 R)
• M17: 4,470,882 km (0.095 R)
• M18: 5,857,953 km (0.061 R)
• M19: 6,463,077 km (0.109 R)
• M20: 6,890,628 km (0.097 R)
• M21: 6,969,316 km (0.055 R)
• M22: 7,367,546 km (0.07 R)
• M23: 8,020,241 km (0.066 R)
• M24: 8,353,545 km (0.093 R)
• M25: 8,776,608 km (0.108 R)
• M26: 8,904,813 km (0.07 R)
• M27: 10,042,655 km (0.095 R)
• M28: 11,318,575 km (0.084 R)
• M29: 11,692,420 km (0.113 R)
• M30: 11,786,517 km (0.12 R)
• M31: 12,308,763 km (0.117 R)
• M32: 12,404,506 km (0.049 R)
• M33: 13,424,763 km (0.104 R)
• M34: 13,671,749 km (0.084 R)
• M35: 15,856,776 km (0.058 R)
• M36: 17,176,229 km (0.056 R)
• M37: 17,390,603 km (0.105 R)
• M38: 18,311,677 km (0.042 R)
• M39: 18,475,935 km (0.07 R)
• M40: 18,916,202 km (0.103 R)
• M41: 19,026,755 km (0.081 R)
• M42: 19,193,108 km (0.102 R)
• M43: 19,304,259 km (0.119 R)
• M44: 20,427,440 km (0.069 R)
• M45: 21,398,779 km (0.112 R)
• M46: 22,210,048 km (0.035 R)
• M47: 22,795,574 km (0.11 R)
• M48: 23,090,282 km (0.114 R)
• M49: 23,326,946 km (0.102 R)
• M50: 23,564,507 km (0.097 R)
• M51: 23,743,127 km (0.086 R)
• M52: 25,066,918 km (0.11 R)
• M53: 25,371,200 km (0.098 R)
• M54: 26,538,363 km (0.056 R)
• M55: 27,785,710 km (0.117 R)
• M56: 28,543,274 km (0.057 R)
• M57: 28,670,282 km (0.073 R)
• M58: 30,791,580 km (0.079 R)
• M59: 31,248,153 km (0.071 R)
• M60: 31,575,473 km (0.106 R)
• M61: 34,033,665 km (0.111 R)
• M62: 34,844,037 km (0.044 R)
• M63: 35,183,624 km (0.109 R)
• M64: 35,251,691 km (0.057 R)
• M65: 35,456,042 km (0.11 R)
• M66: 36,140,153 km (0.097 R)
• M67: 36,690,523 km (0.103 R)
• M68: 37,105,209 km (0.064 R)
• M69: 37,799,792 km (0.039 R)
• M70: 39,413,504 km (0.073 R)
• M71: 39,554,874 km (0.057 R)
• M72: 40,620,609 km (0.082 R)
• M73: 40,691,967 km (0.11 R)
• M74: 41,192,970 km (0.037 R)
• M75: 41,695,769 km (0.05 R)
• M76: 41,767,875 km (0.116 R)
• M77: 41,911,938 km (0.105 R)
• M78: 42,853,058 km (0.106 R)
• M79: 43,874,213 km (0.073 R)
• M80: 45,198,902 km (0.114 R)
• M81: 47,586,335 km (0.049 R)
• M82: 48,038,569 km (0.091 R)
• M83: 48,795,235 km (0.112 R)
• M84: 49,023,073 km (0.112 R)
• M85: 49,632,385 km (0.103 R)
• M86: 50,397,428 km (0.058 R)
• M87: 50,474,172 km (0.103 R)
• M88: 50,781,446 km (0.055 R)
• M89: 51,475,131 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.6

Radius: 3.7

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 12.79 AU - 16.21 AU

Year: 20269 Days

Day: 16.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 43,380,297 km

• M1: 47,423 km (0.12 R)
• M2: 168,597 km (0.111 R)
• M3: 197,170 km (0.089 R)
• M4: 392,694 km (0.067 R)
• M5: 487,539 km (0.115 R)
• M6: 731,234 km (0.045 R)
• M7: 1,235,529 km (0.113 R)
• M8: 1,605,484 km (0.119 R)
• M9: 2,267,605 km (0.11 R)
• M10: 2,364,843 km (0.053 R)
• M11: 2,438,744 km (0.094 R)
• M12: 2,513,394 km (0.102 R)
• M13: 2,716,099 km (0.11 R)
• M14: 2,924,040 km (0.109 R)
• M15: 3,272,902 km (0.092 R)
• M16: 3,383,006 km (0.069 R)
• M17: 3,720,200 km (0.095 R)
• M18: 3,777,496 km (0.084 R)
• M19: 4,305,876 km (0.114 R)
• M20: 4,794,761 km (0.066 R)
• M21: 5,527,941 km (0.046 R)
• M22: 6,918,752 km (0.12 R)
• M23: 7,166,636 km (0.097 R)
• M24: 8,675,031 km (0.119 R)
• M25: 8,942,063 km (0.045 R)
• M26: 8,980,510 km (0.048 R)
• M27: 9,018,956 km (0.074 R)
• M28: 9,173,192 km (0.115 R)
• M29: 10,640,897 km (0.114 R)
• M30: 11,799,083 km (0.091 R)
• M31: 11,883,307 km (0.057 R)
• M32: 12,264,931 km (0.054 R)
• M33: 12,307,566 km (0.111 R)
• M34: 12,953,231 km (0.118 R)
• M35: 13,258,261 km (0.095 R)
• M36: 13,875,502 km (0.063 R)
• M37: 14,864,194 km (0.082 R)
• M38: 15,183,585 km (0.077 R)
• M39: 15,782,575 km (0.119 R)
• M40: 16,719,058 km (0.1 R)
• M41: 19,039,022 km (0.115 R)
• M42: 19,088,539 km (0.09 R)
• M43: 20,337,232 km (0.061 R)
• M44: 20,539,488 km (0.08 R)
• M45: 20,793,206 km (0.044 R)
• M46: 21,406,408 km (0.116 R)
• M47: 21,870,162 km (0.064 R)
• M48: 22,181,175 km (0.034 R)
• M49: 22,233,236 km (0.079 R)
• M50: 22,860,051 km (0.091 R)
• M51: 24,883,362 km (0.101 R)
• M52: 25,262,293 km (0.096 R)
• M53: 26,410,457 km (0.107 R)
• M54: 26,741,667 km (0.11 R)
• M55: 26,907,720 km (0.12 R)
• M56: 27,575,525 km (0.08 R)
• M57: 29,725,994 km (0.061 R)
• M58: 32,695,512 km (0.106 R)
• M59: 33,229,277 km (0.077 R)
• M60: 33,527,127 km (0.045 R)
• M61: 33,646,506 km (0.092 R)
• M62: 35,029,239 km (0.094 R)
• M63: 35,271,588 km (0.072 R)
• M64: 35,332,324 km (0.102 R)
• M65: 35,393,061 km (0.088 R)
• M66: 36,614,677 km (0.109 R)
• M67: 36,799,131 km (0.09 R)
• M68: 37,045,519 km (0.104 R)
• M69: 37,416,073 km (0.085 R)
• M70: 38,597,747 km (0.12 R)
• M71: 38,660,279 km (0.063 R)
• M72: 41,765,482 km (0.069 R)
• M73: 41,958,164 km (0.038 R)
• M74: 42,086,818 km (0.108 R)
• M75: 42,215,622 km (0.061 R)
• M76: 42,408,902 km (0.046 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 12,958 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit