🌌 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: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.46 AU - 0.66 AU

Year: 178 Days

Day: 23.8 Hours

Environment

Temp: 31 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 32,688,710 km

• M1: 133,740 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.48 AU - 0.74 AU

Year: 202 Days

Day: 15.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.8 AU - 0.84 AU

Year: 315 Days

Day: 48 Hours

Environment

Temp: -27 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.49 AU - 2.13 AU

Year: 1034 Days

Day: 43.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.86 AU - 2.7 AU

Year: 1462 Days

Day: 24.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.9

Radius: 13.8

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.35 AU - 3.41 AU

Year: 2638 Days

Day: 5.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 32,688,710 km

• M1: 189,541 km (0.088 R)
• M2: 292,314 km (0.091 R)
• M3: 386,411 km (0.104 R)
• M4: 496,964 km (0.085 R)
• M5: 798,404 km (0.07 R)
• M6: 972,087 km (0.085 R)
• M7: 1,170,903 km (0.07 R)
• M8: 1,408,165 km (0.062 R)
• M9: 1,688,062 km (0.09 R)
• M10: 1,916,947 km (0.112 R)
• M11: 2,028,398 km (0.083 R)
• M12: 2,142,092 km (0.069 R)
• M13: 2,228,709 km (0.07 R)
• M14: 2,587,744 km (0.035 R)
• M15: 2,680,495 km (0.07 R)
• M16: 2,790,150 km (0.076 R)
• M17: 3,111,935 km (0.092 R)
• M18: 3,260,635 km (0.094 R)
• M19: 3,361,165 km (0.112 R)
• M20: 3,617,277 km (0.102 R)
• M21: 3,826,714 km (0.109 R)
• M22: 4,294,506 km (0.091 R)
• M23: 4,460,709 km (0.074 R)
• M24: 4,704,703 km (0.096 R)
• M25: 4,914,739 km (0.036 R)
• M26: 5,088,871 km (0.068 R)
• M27: 5,284,694 km (0.096 R)
• M28: 5,928,414 km (0.1 R)
• M29: 6,155,504 km (0.039 R)
• M30: 6,343,399 km (0.105 R)
• M31: 6,448,715 km (0.076 R)
• M32: 6,832,584 km (0.087 R)
• M33: 6,940,444 km (0.099 R)
• M34: 7,070,743 km (0.104 R)
• M35: 7,533,300 km (0.119 R)
• M36: 7,644,900 km (0.093 R)
• M37: 7,802,127 km (0.069 R)
• M38: 8,051,357 km (0.073 R)
• M39: 8,165,501 km (0.106 R)
• M40: 8,372,245 km (0.094 R)
• M41: 8,604,122 km (0.051 R)
• M42: 8,885,216 km (0.106 R)
• M43: 9,480,466 km (0.106 R)
• M44: 9,819,604 km (0.067 R)
• M45: 10,039,663 km (0.101 R)
• M46: 10,187,316 km (0.083 R)
• M47: 10,911,220 km (0.106 R)
• M48: 12,171,881 km (0.101 R)
• M49: 12,382,216 km (0.12 R)
• M50: 13,073,657 km (0.057 R)
• M51: 13,289,078 km (0.119 R)
• M52: 13,424,165 km (0.09 R)
• M53: 13,668,757 km (0.11 R)
• M54: 14,134,605 km (0.029 R)
• M55: 14,272,534 km (0.07 R)
• M56: 14,494,388 km (0.106 R)
• M57: 15,279,627 km (0.11 R)
• M58: 15,421,297 km (0.044 R)
• M59: 16,136,225 km (0.115 R)
• M60: 16,309,459 km (0.083 R)
• M61: 16,657,723 km (0.113 R)
• M62: 17,125,964 km (0.087 R)
• M63: 17,420,822 km (0.032 R)
• M64: 17,687,704 km (0.099 R)
• M65: 18,285,497 km (0.105 R)
• M66: 18,768,399 km (0.102 R)
• M67: 18,889,873 km (0.119 R)
• M68: 19,378,160 km (0.112 R)
• M69: 20,336,035 km (0.081 R)
• M70: 20,492,066 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.5

Radius: 13.6

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.01 AU - 4.25 AU

Year: 3564 Days

Day: 5.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 32,688,710 km

• M1: 190,288 km (0.054 R)
• M2: 296,054 km (0.045 R)
• M3: 442,361 km (0.069 R)
• M4: 657,333 km (0.104 R)
• M5: 750,533 km (0.06 R)
• M6: 931,247 km (0.112 R)
• M7: 1,150,408 km (0.106 R)
• M8: 1,326,484 km (0.104 R)
• M9: 1,588,580 km (0.088 R)
• M10: 1,732,942 km (0.091 R)
• M11: 1,923,081 km (0.076 R)
• M12: 2,091,977 km (0.069 R)
• M13: 2,339,711 km (0.093 R)
• M14: 2,706,076 km (0.043 R)
• M15: 2,800,622 km (0.117 R)
• M16: 3,156,964 km (0.094 R)
• M17: 3,442,546 km (0.108 R)
• M18: 3,562,524 km (0.103 R)
• M19: 3,701,500 km (0.108 R)
• M20: 3,895,529 km (0.072 R)
• M21: 4,002,940 km (0.074 R)
• M22: 4,093,147 km (0.072 R)
• M23: 4,275,657 km (0.082 R)
• M24: 4,535,658 km (0.114 R)
• M25: 4,648,754 km (0.052 R)
• M26: 4,839,342 km (0.07 R)
• M27: 5,013,174 km (0.062 R)
• M28: 5,228,446 km (0.102 R)
• M29: 5,446,858 km (0.026 R)
• M30: 5,790,335 km (0.083 R)
• M31: 5,995,733 km (0.115 R)
• M32: 6,605,045 km (0.092 R)
• M33: 6,971,560 km (0.105 R)
• M34: 7,190,272 km (0.109 R)
• M35: 7,544,969 km (0.092 R)
• M36: 8,549,967 km (0.095 R)
• M37: 9,020,752 km (0.053 R)
• M38: 9,403,423 km (0.076 R)
• M39: 9,621,088 km (0.067 R)
• M40: 9,742,711 km (0.105 R)
• M41: 9,864,932 km (0.038 R)
• M42: 10,086,038 km (0.075 R)
• M43: 10,308,939 km (0.079 R)
• M44: 10,458,387 km (0.069 R)
• M45: 10,885,938 km (0.114 R)
• M46: 11,114,523 km (0.104 R)
• M47: 11,319,173 km (0.06 R)
• M48: 11,576,631 km (0.095 R)
• M49: 11,862,064 km (0.117 R)
• M50: 12,812,758 km (0.082 R)
• M51: 13,054,209 km (0.077 R)
• M52: 13,351,460 km (0.096 R)
• M53: 13,870,266 km (0.065 R)
• M54: 13,980,220 km (0.071 R)
• M55: 15,040,271 km (0.101 R)
• M56: 15,153,367 km (0.054 R)
• M57: 15,837,777 km (0.083 R)
• M58: 16,212,819 km (0.113 R)
• M59: 16,503,338 km (0.107 R)
• M60: 16,678,367 km (0.055 R)
• M61: 17,177,875 km (0.04 R)
• M62: 17,593,009 km (0.114 R)
• M63: 17,861,537 km (0.119 R)
• M64: 19,347,642 km (0.071 R)
• M65: 19,501,578 km (0.069 R)
• M66: 19,655,814 km (0.058 R)
• M67: 19,810,648 km (0.113 R)
• M68: 19,996,747 km (0.1 R)
• M69: 20,152,329 km (0.101 R)
• M70: 20,715,864 km (0.101 R)
• M71: 20,841,676 km (0.096 R)
• M72: 20,936,372 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.2

Radius: 11.6

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.81 AU - 5.67 AU

Year: 5093 Days

Day: 9.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 32,688,710 km

• M1: 162,314 km (0.085 R)
• M2: 317,297 km (0.107 R)
• M3: 453,282 km (0.054 R)
• M4: 525,837 km (0.115 R)
• M5: 828,024 km (0.038 R)
• M6: 981,362 km (0.113 R)
• M7: 1,170,753 km (0.105 R)
• M8: 1,442,572 km (0.087 R)
• M9: 1,765,105 km (0.09 R)
• M10: 1,888,224 km (0.094 R)
• M11: 2,046,200 km (0.076 R)
• M12: 2,274,935 km (0.091 R)
• M13: 2,937,803 km (0.033 R)
• M14: 3,103,258 km (0.113 R)
• M15: 3,196,607 km (0.028 R)
• M16: 3,272,005 km (0.111 R)
• M17: 3,463,041 km (0.091 R)
• M18: 3,916,622 km (0.099 R)
• M19: 4,017,750 km (0.105 R)
• M20: 4,099,281 km (0.102 R)
• M21: 4,305,576 km (0.103 R)
• M22: 4,389,202 km (0.104 R)
• M23: 4,814,807 km (0.065 R)
• M24: 4,945,257 km (0.072 R)
• M25: 5,913,454 km (0.104 R)
• M26: 6,076,666 km (0.073 R)
• M27: 6,671,616 km (0.054 R)
• M28: 6,768,556 km (0.087 R)
• M29: 6,841,559 km (0.073 R)
• M30: 6,914,862 km (0.111 R)
• M31: 7,062,216 km (0.075 R)
• M32: 7,136,267 km (0.073 R)
• M33: 7,360,066 km (0.104 R)
• M34: 7,586,258 km (0.075 R)
• M35: 7,662,104 km (0.098 R)
• M36: 8,071,254 km (0.101 R)
• M37: 8,278,447 km (0.025 R)
• M38: 8,435,076 km (0.093 R)
• M39: 8,618,932 km (0.048 R)
• M40: 8,804,283 km (0.112 R)
• M41: 8,990,832 km (0.116 R)
• M42: 9,259,809 km (0.113 R)
• M43: 9,368,118 km (0.093 R)
• M44: 9,531,329 km (0.098 R)
• M45: 9,750,490 km (0.078 R)
• M46: 9,998,972 km (0.094 R)
• M47: 10,587,191 km (0.05 R)
• M48: 10,985,420 km (0.066 R)
• M49: 11,417,758 km (0.054 R)
• M50: 11,796,839 km (0.033 R)
• M51: 12,061,927 km (0.112 R)
• M52: 12,328,809 km (0.096 R)
• M53: 12,959,215 km (0.03 R)
• M54: 14,033,178 km (0.095 R)
• M55: 14,220,175 km (0.119 R)
• M56: 15,584,358 km (0.103 R)
• M57: 16,102,565 km (0.111 R)
• M58: 16,429,287 km (0.083 R)
• M59: 18,572,276 km (0.083 R)
• M60: 18,846,340 km (0.102 R)
• M61: 19,087,192 km (0.101 R)
• M62: 19,259,828 km (0.026 R)
• M63: 19,746,171 km (0.049 R)
• M64: 19,885,746 km (0.049 R)
• M65: 20,377,324 km (0.078 R)
• M66: 20,730,824 km (0.076 R)
• M67: 20,943,851 km (0.119 R)
• M68: 21,086,269 km (0.076 R)
• M69: 21,731,335 km (0.111 R)
• M70: 22,346,631 km (0.087 R)
• M71: 22,601,546 km (0.101 R)
• M72: 22,857,507 km (0.082 R)
• M73: 23,004,263 km (0.106 R)
• M74: 23,816,729 km (0.095 R)
• M75: 23,965,429 km (0.103 R)
• M76: 24,375,926 km (0.102 R)
• M77: 24,864,213 km (0.083 R)
• M78: 25,128,553 km (0.111 R)
• M79: 25,279,946 km (0.055 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.6

Radius: 8.8

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.42 AU - 7.06 AU

Year: 7430 Days

Day: 7.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 32,688,710 km

• M1: 112,348 km (0.085 R)
• M2: 208,539 km (0.06 R)
• M3: 389,852 km (0.116 R)
• M4: 529,726 km (0.07 R)
• M5: 624,571 km (0.104 R)
• M6: 832,811 km (0.042 R)
• M7: 902,524 km (0.075 R)
• M8: 1,566,589 km (0.109 R)
• M9: 1,871,170 km (0.093 R)
• M10: 2,293,036 km (0.113 R)
• M11: 2,576,674 km (0.101 R)
• M12: 2,680,794 km (0.06 R)
• M13: 3,425,492 km (0.112 R)
• M14: 3,494,157 km (0.1 R)
• M15: 3,797,243 km (0.077 R)
• M16: 3,963,895 km (0.054 R)
• M17: 4,133,090 km (0.074 R)
• M18: 4,378,879 km (0.099 R)
• M19: 4,654,887 km (0.108 R)
• M20: 4,807,776 km (0.085 R)
• M21: 5,570,127 km (0.1 R)
• M22: 6,229,405 km (0.108 R)
• M23: 6,285,504 km (0.029 R)
• M24: 6,942,239 km (0.081 R)
• M25: 7,412,126 km (0.101 R)
• M26: 7,471,516 km (0.118 R)
• M27: 7,861,817 km (0.098 R)
• M28: 8,136,030 km (0.118 R)
• M29: 8,913,939 km (0.107 R)
• M30: 9,008,933 km (0.08 R)
• M31: 9,715,484 km (0.097 R)
• M32: 10,473,197 km (0.079 R)
• M33: 10,640,448 km (0.056 R)
• M34: 10,842,405 km (0.043 R)
• M35: 11,662,500 km (0.075 R)
• M36: 11,905,447 km (0.119 R)
• M37: 12,255,506 km (0.096 R)
• M38: 12,502,492 km (0.107 R)
• M39: 12,715,669 km (0.1 R)
• M40: 12,894,140 km (0.112 R)
• M41: 13,398,284 km (0.049 R)
• M42: 13,798,908 km (0.03 R)
• M43: 14,019,116 km (0.08 R)
• M44: 14,129,668 km (0.106 R)
• M45: 14,203,420 km (0.09 R)
• M46: 14,388,622 km (0.081 R)
• M47: 14,911,467 km (0.087 R)
• M48: 15,137,509 km (0.098 R)
• M49: 15,631,033 km (0.105 R)
• M50: 18,257,223 km (0.101 R)
• M51: 18,458,732 km (0.091 R)
• M52: 18,620,297 km (0.088 R)
• M53: 19,353,626 km (0.116 R)
• M54: 19,435,755 km (0.105 R)
• M55: 19,641,452 km (0.119 R)
• M56: 19,765,170 km (0.072 R)
• M57: 20,429,534 km (0.109 R)
• M58: 20,596,784 km (0.086 R)
• M59: 20,764,484 km (0.101 R)
• M60: 20,932,632 km (0.085 R)
• M61: 21,312,610 km (0.118 R)
• M62: 22,768,646 km (0.105 R)
• M63: 23,159,546 km (0.12 R)
• M64: 24,124,153 km (0.108 R)
• M65: 24,300,828 km (0.107 R)
• M66: 24,389,390 km (0.119 R)
• M67: 24,833,845 km (0.072 R)
• M68: 25,280,993 km (0.108 R)
• M69: 25,730,684 km (0.026 R)
• M70: 26,092,412 km (0.111 R)
• M71: 26,410,307 km (0.116 R)
• M72: 26,775,176 km (0.106 R)
• M73: 27,509,852 km (0.111 R)
• M74: 27,879,807 km (0.113 R)
• M75: 28,251,259 km (0.096 R)
• M76: 28,905,301 km (0.066 R)
• M77: 29,046,222 km (0.101 R)
• M78: 30,133,349 km (0.097 R)
• M79: 30,371,360 km (0.1 R)
• M80: 30,993,388 km (0.119 R)
• M81: 31,233,642 km (0.112 R)
• M82: 31,426,473 km (0.079 R)
• M83: 31,909,974 km (0.119 R)
• M84: 32,542,174 km (0.115 R)
• M85: 32,688,780 km (0.052 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 17,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit