🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.4 AU - 0.66 AU

Year: 147 Days

Day: 25.7 Hours

Environment

Temp: 162 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,379,366 km

• M1: 45,627 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.71 AU - 0.95 AU

Year: 288 Days

Day: 47.2 Hours

Environment

Temp: 36 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.95 AU - 1.11 AU

Year: 398 Days

Day: 41.2 Hours

Environment

Temp: -7 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.16 AU - 3.06 AU

Year: 1606 Days

Day: 22.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,379,366 km

• M1: 661,671 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.66 AU - 2.68 AU

Year: 1661 Days

Day: 39.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.9

Radius: 9.5

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.41 AU - 6.03 AU

Year: 4542 Days

Day: 12.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 53,379,366 km

• M1: 136,284 km (0.085 R)
• M2: 276,756 km (0.057 R)
• M3: 335,997 km (0.111 R)
• M4: 690,843 km (0.109 R)
• M5: 906,563 km (0.107 R)
• M6: 1,004,101 km (0.1 R)
• M7: 1,131,110 km (0.077 R)
• M8: 1,401,582 km (0.092 R)
• M9: 1,573,919 km (0.091 R)
• M10: 1,707,809 km (0.111 R)
• M11: 1,986,959 km (0.103 R)
• M12: 2,519,228 km (0.077 R)
• M13: 2,606,294 km (0.115 R)
• M14: 3,075,583 km (0.069 R)
• M15: 3,263,029 km (0.088 R)
• M16: 3,435,066 km (0.079 R)
• M17: 3,708,681 km (0.072 R)
• M18: 4,091,502 km (0.116 R)
• M19: 4,152,986 km (0.069 R)
• M20: 4,318,891 km (0.096 R)
• M21: 4,743,000 km (0.067 R)
• M22: 4,807,776 km (0.065 R)
• M23: 5,025,890 km (0.101 R)
• M24: 5,426,663 km (0.067 R)
• M25: 5,722,567 km (0.045 R)
• M26: 6,235,538 km (0.067 R)
• M27: 6,425,677 km (0.118 R)
• M28: 7,180,548 km (0.077 R)
• M29: 7,305,014 km (0.098 R)
• M30: 7,556,039 km (0.029 R)
• M31: 7,937,813 km (0.057 R)
• M32: 8,221,899 km (0.108 R)
• M33: 8,482,947 km (0.118 R)
• M34: 9,120,833 km (0.109 R)
• M35: 9,282,697 km (0.071 R)
• M36: 9,499,914 km (0.049 R)
• M37: 9,636,646 km (0.078 R)
• M38: 9,967,407 km (0.079 R)
• M39: 10,810,541 km (0.117 R)
• M40: 11,705,734 km (0.119 R)
• M41: 11,793,698 km (0.066 R)
• M42: 11,881,811 km (0.109 R)
• M43: 12,147,347 km (0.085 R)
• M44: 12,774,910 km (0.025 R)
• M45: 12,865,417 km (0.112 R)
• M46: 13,016,810 km (0.101 R)
• M47: 13,138,283 km (0.032 R)
• M48: 13,290,724 km (0.074 R)
• M49: 13,566,433 km (0.112 R)
• M50: 13,720,518 km (0.083 R)
• M51: 13,937,136 km (0.032 R)
• M52: 14,154,951 km (0.076 R)
• M53: 14,248,599 km (0.116 R)
• M54: 15,005,564 km (0.063 R)
• M55: 15,228,764 km (0.057 R)
• M56: 15,388,983 km (0.029 R)
• M57: 15,710,918 km (0.074 R)
• M58: 15,905,096 km (0.106 R)
• M59: 16,361,370 km (0.12 R)
• M60: 17,487,542 km (0.086 R)
• M61: 17,722,411 km (0.108 R)
• M62: 17,789,730 km (0.11 R)
• M63: 18,161,481 km (0.113 R)
• M64: 18,365,383 km (0.09 R)
• M65: 18,844,096 km (0.08 R)
• M66: 19,119,505 km (0.047 R)
• M67: 19,223,027 km (0.116 R)
• M68: 19,569,795 km (0.098 R)
• M69: 20,058,681 km (0.116 R)
• M70: 20,728,580 km (0.106 R)
• M71: 20,835,094 km (0.03 R)
• M72: 21,012,966 km (0.091 R)
• M73: 21,084,174 km (0.11 R)
• M74: 21,693,187 km (0.089 R)
• M75: 22,199,127 km (0.096 R)
• M76: 22,271,832 km (0.111 R)
• M77: 22,672,455 km (0.094 R)
• M78: 23,296,428 km (0.058 R)
• M79: 23,666,084 km (0.036 R)
• M80: 24,261,633 km (0.043 R)
• M81: 25,126,309 km (0.055 R)
• M82: 25,277,702 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.3

Radius: 8.1

Gravity: 14.22 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.39 AU - 6.01 AU

Year: 5182 Days

Day: 12.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 53,379,366 km

• M1: 151,393 km (0.059 R)
• M2: 227,838 km (0.12 R)
• M3: 427,102 km (0.031 R)
• M4: 553,662 km (0.103 R)
• M5: 947,852 km (0.105 R)
• M6: 1,666,071 km (0.104 R)
• M7: 2,086,591 km (0.076 R)
• M8: 2,206,868 km (0.03 R)
• M9: 2,433,509 km (0.082 R)
• M10: 2,733,003 km (0.061 R)
• M11: 2,909,379 km (0.084 R)
• M12: 3,508,369 km (0.09 R)
• M13: 3,846,610 km (0.095 R)
• M14: 3,945,195 km (0.118 R)
• M15: 4,019,695 km (0.11 R)
• M16: 4,450,686 km (0.091 R)
• M17: 5,328,975 km (0.109 R)
• M18: 5,466,605 km (0.074 R)
• M19: 5,633,407 km (0.045 R)
• M20: 5,717,481 km (0.111 R)
• M21: 5,773,730 km (0.064 R)
• M22: 5,915,249 km (0.094 R)
• M23: 6,086,539 km (0.065 R)
• M24: 6,728,613 km (0.045 R)
• M25: 6,817,773 km (0.112 R)
• M26: 6,997,440 km (0.102 R)
• M27: 7,148,385 km (0.09 R)
• M28: 7,269,858 km (0.117 R)
• M29: 7,361,412 km (0.083 R)
• M30: 8,426,100 km (0.112 R)
• M31: 8,910,947 km (0.113 R)
• M32: 9,239,314 km (0.119 R)
• M33: 10,009,444 km (0.072 R)
• M34: 10,419,342 km (0.077 R)
• M35: 10,661,092 km (0.098 R)
• M36: 11,044,661 km (0.12 R)
• M37: 11,220,588 km (0.115 R)
• M38: 11,326,504 km (0.11 R)
• M39: 12,477,360 km (0.042 R)
• M40: 12,587,165 km (0.091 R)
• M41: 12,697,269 km (0.11 R)
• M42: 12,770,871 km (0.074 R)
• M43: 13,029,526 km (0.11 R)
• M44: 13,140,976 km (0.086 R)
• M45: 13,439,574 km (0.075 R)
• M46: 13,853,810 km (0.112 R)
• M47: 14,502,317 km (0.091 R)
• M48: 15,828,801 km (0.09 R)
• M49: 16,066,811 km (0.064 R)
• M50: 16,386,203 km (0.075 R)
• M51: 17,193,582 km (0.075 R)
• M52: 17,931,399 km (0.111 R)
• M53: 18,055,416 km (0.072 R)
• M54: 18,847,088 km (0.094 R)
• M55: 19,183,833 km (0.093 R)
• M56: 19,395,364 km (0.072 R)
• M57: 19,480,186 km (0.045 R)
• M58: 19,735,400 km (0.118 R)
• M59: 19,906,091 km (0.096 R)
• M60: 19,991,661 km (0.082 R)
• M61: 20,163,100 km (0.088 R)
• M62: 20,421,157 km (0.077 R)
• M63: 20,810,410 km (0.051 R)
• M64: 21,508,434 km (0.063 R)
• M65: 21,596,248 km (0.105 R)
• M66: 22,081,244 km (0.118 R)
• M67: 22,347,379 km (0.11 R)
• M68: 22,748,451 km (0.027 R)
• M69: 23,151,916 km (0.115 R)
• M70: 23,784,266 km (0.081 R)
• M71: 23,875,072 km (0.099 R)
• M72: 24,193,865 km (0.111 R)
• M73: 24,330,897 km (0.034 R)
• M74: 24,697,561 km (0.108 R)
• M75: 25,297,150 km (0.114 R)
• M76: 26,369,916 km (0.105 R)
• M77: 27,505,214 km (0.086 R)
• M78: 28,030,751 km (0.113 R)
• M79: 29,091,999 km (0.088 R)
• M80: 30,117,193 km (0.117 R)
• M81: 30,807,138 km (0.099 R)
• M82: 32,706,134 km (0.107 R)
• M83: 32,857,676 km (0.044 R)
• M84: 34,129,557 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214

Radius: 8

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 13.59 AU - 15.41 AU

Year: 21026 Days

Day: 22.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 53,379,366 km

• M1: 169,494 km (0.107 R)
• M2: 310,116 km (0.084 R)
• M3: 404,513 km (0.117 R)
• M4: 494,122 km (0.11 R)
• M5: 558,150 km (0.04 R)
• M6: 713,133 km (0.025 R)
• M7: 902,225 km (0.11 R)
• M8: 1,237,922 km (0.117 R)
• M9: 1,835,117 km (0.036 R)
• M10: 2,123,392 km (0.071 R)
• M11: 2,830,841 km (0.114 R)
• M12: 2,920,450 km (0.097 R)
• M13: 3,041,325 km (0.092 R)
• M14: 3,163,845 km (0.091 R)
• M15: 3,445,688 km (0.082 R)
• M16: 3,735,608 km (0.099 R)
• M17: 4,339,086 km (0.059 R)
• M18: 4,617,039 km (0.109 R)
• M19: 5,263,451 km (0.116 R)
• M20: 5,411,105 km (0.119 R)
• M21: 6,363,893 km (0.096 R)
• M22: 6,799,522 km (0.103 R)
• M23: 7,000,732 km (0.115 R)
• M24: 7,657,616 km (0.089 R)
• M25: 7,741,241 km (0.112 R)
• M26: 7,825,016 km (0.094 R)
• M27: 7,909,090 km (0.098 R)
• M28: 7,993,613 km (0.067 R)
• M29: 8,078,285 km (0.112 R)
• M30: 8,898,081 km (0.084 R)
• M31: 8,985,895 km (0.1 R)
• M32: 10,108,179 km (0.047 R)
• M33: 11,084,454 km (0.073 R)
• M34: 12,876,936 km (0.038 R)
• M35: 13,076,051 km (0.073 R)
• M36: 13,175,982 km (0.114 R)
• M37: 13,679,528 km (0.107 R)
• M38: 13,781,105 km (0.093 R)
• M39: 15,122,849 km (0.06 R)
• M40: 15,915,717 km (0.115 R)
• M41: 18,936,697 km (0.042 R)
• M42: 18,993,245 km (0.061 R)
• M43: 19,733,455 km (0.093 R)
• M44: 19,905,642 km (0.109 R)
• M45: 21,891,105 km (0.032 R)
• M46: 22,487,103 km (0.069 R)
• M47: 22,546,942 km (0.102 R)
• M48: 22,967,611 km (0.105 R)
• M49: 23,816,879 km (0.114 R)
• M50: 25,421,017 km (0.116 R)
• M51: 26,173,045 km (0.081 R)
• M52: 26,488,547 km (0.086 R)
• M53: 27,506,710 km (0.077 R)
• M54: 27,763,270 km (0.025 R)
• M55: 28,085,055 km (0.118 R)
• M56: 29,123,115 km (0.066 R)
• M57: 29,384,612 km (0.056 R)
• M58: 31,370,374 km (0.073 R)
• M59: 31,504,264 km (0.114 R)
• M60: 32,311,794 km (0.045 R)
• M61: 32,582,566 km (0.109 R)
• M62: 33,467,437 km (0.093 R)
• M63: 33,672,835 km (0.119 R)
• M64: 35,469,954 km (0.118 R)
• M65: 36,520,879 km (0.116 R)
• M66: 38,366,468 km (0.05 R)
• M67: 39,012,432 km (0.095 R)
• M68: 39,228,601 km (0.08 R)
• M69: 40,169,721 km (0.089 R)
• M70: 40,971,865 km (0.051 R)
• M71: 43,037,363 km (0.099 R)
• M72: 44,007,804 km (0.106 R)
• M73: 44,533,341 km (0.087 R)
• M74: 44,910,029 km (0.09 R)
• M75: 45,818,237 km (0.076 R)
• M76: 46,122,370 km (0.082 R)
• M77: 46,427,250 km (0.11 R)
• M78: 47,729,949 km (0.058 R)
• M79: 48,347,189 km (0.116 R)
• M80: 48,424,532 km (0.061 R)
• M81: 48,502,023 km (0.091 R)
• M82: 49,980,050 km (0.091 R)
• M83: 51,472,887 km (0.09 R)
• M84: 51,868,125 km (0.079 R)
• M85: 52,105,836 km (0.071 R)
• M86: 53,139,856 km (0.037 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 18,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit