🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.44 AU - 0.6 AU

Year: 238 Days

Day: 44.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 69,751,704 km

• M1: 50,714 km (0.051 R)
• M2: 247,285 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.42 AU - 0.66 AU

Year: 252 Days

Day: 41.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.62 AU - 0.68 AU

Year: 333 Days

Day: 44 Hours

Environment

Temp: -142 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.7

Radius: 10.2

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.59 AU - 0.93 AU

Year: 421 Days

Day: 8.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 69,751,704 km

• M1: 138,378 km (0.036 R)
• M2: 219,011 km (0.098 R)
• M3: 301,440 km (0.115 R)
• M4: 434,731 km (0.051 R)
• M5: 536,458 km (0.057 R)
• M6: 609,462 km (0.113 R)
• M7: 678,576 km (0.082 R)
• M8: 796,160 km (0.071 R)
• M9: 885,919 km (0.041 R)
• M10: 1,038,957 km (0.079 R)
• M11: 1,220,719 km (0.118 R)
• M12: 1,290,431 km (0.068 R)
• M13: 1,507,947 km (0.089 R)
• M14: 1,599,500 km (0.095 R)
• M15: 1,665,174 km (0.05 R)
• M16: 1,760,019 km (0.085 R)
• M17: 1,891,216 km (0.094 R)
• M18: 1,955,244 km (0.096 R)
• M19: 2,037,673 km (0.059 R)
• M20: 2,151,517 km (0.089 R)
• M21: 2,218,387 km (0.119 R)
• M22: 2,354,371 km (0.037 R)
• M23: 2,436,052 km (0.116 R)
• M24: 2,505,914 km (0.096 R)
• M25: 2,608,837 km (0.082 R)
• M26: 2,798,976 km (0.076 R)
• M27: 3,089,346 km (0.059 R)
• M28: 3,213,811 km (0.109 R)
• M29: 3,311,798 km (0.098 R)
• M30: 3,467,828 km (0.032 R)
• M31: 3,532,455 km (0.095 R)
• M32: 3,633,583 km (0.115 R)
• M33: 3,816,840 km (0.06 R)
• M34: 4,108,706 km (0.096 R)
• M35: 4,184,701 km (0.06 R)
• M36: 4,307,371 km (0.049 R)
• M37: 4,376,935 km (0.074 R)
• M38: 4,548,523 km (0.108 R)
• M39: 4,650,848 km (0.053 R)
• M40: 4,730,285 km (0.114 R)
• M41: 4,817,949 km (0.113 R)
• M42: 5,035,764 km (0.116 R)
• M43: 5,150,056 km (0.073 R)
• M44: 5,431,001 km (0.092 R)
• M45: 5,573,418 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.6

Radius: 11.9

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.07 AU - 1.07 AU

Year: 704 Days

Day: 8.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 69,751,704 km

• M1: 155,432 km (0.091 R)
• M2: 240,703 km (0.109 R)
• M3: 357,389 km (0.115 R)
• M4: 466,446 km (0.101 R)
• M5: 551,418 km (0.067 R)
• M6: 651,948 km (0.072 R)
• M7: 798,553 km (0.074 R)
• M8: 915,090 km (0.034 R)
• M9: 1,005,298 km (0.041 R)
• M10: 1,110,016 km (0.108 R)
• M11: 1,189,602 km (0.043 R)
• M12: 1,337,106 km (0.095 R)
• M13: 1,522,308 km (0.095 R)
• M14: 1,729,651 km (0.056 R)
• M15: 1,843,644 km (0.056 R)
• M16: 2,036,925 km (0.112 R)
• M17: 2,122,046 km (0.098 R)
• M18: 2,229,906 km (0.093 R)
• M19: 2,332,530 km (0.098 R)
• M20: 2,414,210 km (0.092 R)
• M21: 2,603,452 km (0.031 R)
• M22: 2,829,345 km (0.099 R)
• M23: 2,980,887 km (0.074 R)
• M24: 3,110,589 km (0.103 R)
• M25: 3,234,007 km (0.095 R)
• M26: 3,417,863 km (0.059 R)
• M27: 3,805,022 km (0.118 R)
• M28: 3,919,614 km (0.11 R)
• M29: 4,242,745 km (0.065 R)
• M30: 4,583,978 km (0.09 R)
• M31: 4,743,898 km (0.102 R)
• M32: 5,127,168 km (0.114 R)
• M33: 5,283,498 km (0.119 R)
• M34: 5,362,186 km (0.12 R)
• M35: 5,590,622 km (0.105 R)
• M36: 5,741,417 km (0.06 R)
• M37: 5,842,694 km (0.118 R)
• M38: 5,924,076 km (0.108 R)
• M39: 6,005,906 km (0.094 R)
• M40: 6,150,118 km (0.111 R)
• M41: 6,243,318 km (0.074 R)
• M42: 6,326,644 km (0.089 R)
• M43: 6,610,580 km (0.082 R)
• M44: 6,684,930 km (0.104 R)
• M45: 6,866,542 km (0.076 R)
• M46: 7,028,108 km (0.065 R)
• M47: 7,355,129 km (0.106 R)
• M48: 7,476,453 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.4

Radius: 9.2

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.96 AU - 1.4 AU

Year: 815 Days

Day: 7.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 69,751,704 km

• M1: 118,781 km (0.101 R)
• M2: 185,501 km (0.118 R)
• M3: 258,356 km (0.075 R)
• M4: 382,522 km (0.105 R)
• M5: 443,707 km (0.116 R)
• M6: 538,552 km (0.119 R)
• M7: 609,163 km (0.028 R)
• M8: 678,726 km (0.119 R)
• M9: 867,518 km (0.115 R)
• M10: 1,096,403 km (0.111 R)
• M11: 1,271,881 km (0.06 R)
• M12: 1,400,386 km (0.097 R)
• M13: 1,539,661 km (0.116 R)
• M14: 1,598,004 km (0.112 R)
• M15: 1,670,410 km (0.108 R)
• M16: 1,880,445 km (0.104 R)
• M17: 1,971,102 km (0.115 R)
• M18: 2,171,413 km (0.106 R)
• M19: 2,333,577 km (0.119 R)
• M20: 2,568,895 km (0.113 R)
• M21: 2,630,978 km (0.049 R)
• M22: 2,748,562 km (0.049 R)
• M23: 2,997,343 km (0.105 R)
• M24: 3,079,173 km (0.114 R)
• M25: 3,236,700 km (0.093 R)
• M26: 3,295,342 km (0.108 R)
• M27: 3,362,960 km (0.112 R)
• M28: 3,542,478 km (0.113 R)
• M29: 3,734,112 km (0.113 R)
• M30: 3,813,399 km (0.117 R)
• M31: 3,902,260 km (0.095 R)
• M32: 4,082,077 km (0.085 R)
• M33: 4,154,782 km (0.118 R)
• M34: 4,246,186 km (0.091 R)
• M35: 4,310,663 km (0.088 R)
• M36: 4,393,989 km (0.069 R)
• M37: 4,953,634 km (0.049 R)
• M38: 5,555,915 km (0.102 R)
• M39: 5,687,262 km (0.097 R)
• M40: 5,891,314 km (0.092 R)
• M41: 5,984,064 km (0.096 R)
• M42: 6,443,928 km (0.12 R)
• M43: 6,624,792 km (0.108 R)
• M44: 6,699,741 km (0.119 R)
• M45: 6,861,157 km (0.114 R)
• M46: 6,991,307 km (0.113 R)
• M47: 7,122,355 km (0.072 R)
• M48: 7,243,080 km (0.094 R)
• M49: 7,320,422 km (0.098 R)
• M50: 7,442,344 km (0.101 R)
• M51: 7,542,575 km (0.061 R)

Asteroid Belt

Center: 3.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966

Radius: 10.4

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.75 AU - 6.19 AU

Year: 8134 Days

Day: 8.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 69,751,704 km

• M1: 198,516 km (0.112 R)
• M2: 360,082 km (0.076 R)
• M3: 475,272 km (0.083 R)
• M4: 590,164 km (0.102 R)
• M5: 748,289 km (0.07 R)
• M6: 1,013,077 km (0.078 R)
• M7: 1,107,922 km (0.04 R)
• M8: 1,540,409 km (0.079 R)
• M9: 1,673,402 km (0.105 R)
• M10: 1,880,146 km (0.099 R)
• M11: 2,144,336 km (0.042 R)
• M12: 2,293,485 km (0.039 R)
• M13: 2,549,896 km (0.089 R)
• M14: 2,788,804 km (0.077 R)
• M15: 3,090,692 km (0.074 R)
• M16: 3,637,173 km (0.083 R)
• M17: 3,876,230 km (0.093 R)
• M18: 4,059,039 km (0.101 R)
• M19: 4,592,355 km (0.102 R)
• M20: 5,214,533 km (0.1 R)
• M21: 5,586,882 km (0.103 R)
• M22: 5,655,548 km (0.115 R)
• M23: 5,898,046 km (0.12 R)
• M24: 5,968,057 km (0.029 R)
• M25: 6,143,985 km (0.081 R)
• M26: 6,286,103 km (0.114 R)
• M27: 6,357,610 km (0.088 R)
• M28: 6,429,268 km (0.096 R)
• M29: 6,646,185 km (0.036 R)
• M30: 6,902,147 km (0.099 R)
• M31: 7,012,849 km (0.065 R)
• M32: 7,575,337 km (0.108 R)
• M33: 7,766,074 km (0.112 R)
• M34: 8,863,524 km (0.116 R)
• M35: 9,512,480 km (0.1 R)
• M36: 9,759,765 km (0.099 R)
• M37: 9,884,081 km (0.083 R)
• M38: 10,176,545 km (0.069 R)
• M39: 10,984,672 km (0.041 R)
• M40: 11,157,458 km (0.082 R)
• M41: 11,461,890 km (0.085 R)
• M42: 11,593,237 km (0.087 R)
• M43: 11,681,051 km (0.073 R)
• M44: 12,123,711 km (0.101 R)
• M45: 13,116,592 km (0.111 R)
• M46: 13,392,001 km (0.113 R)
• M47: 14,041,855 km (0.079 R)
• M48: 14,323,547 km (0.079 R)
• M49: 14,417,944 km (0.034 R)
• M50: 15,276,037 km (0.103 R)
• M51: 15,759,836 km (0.055 R)
• M52: 16,693,178 km (0.1 R)
• M53: 17,291,868 km (0.117 R)
• M54: 17,593,757 km (0.093 R)
• M55: 17,745,449 km (0.081 R)
• M56: 18,202,919 km (0.086 R)
• M57: 18,767,502 km (0.068 R)
• M58: 19,808,553 km (0.109 R)
• M59: 19,913,721 km (0.059 R)
• M60: 20,124,654 km (0.119 R)
• M61: 20,389,143 km (0.081 R)
• M62: 20,761,641 km (0.114 R)
• M63: 21,513,071 km (0.08 R)
• M64: 21,837,848 km (0.098 R)
• M65: 22,164,271 km (0.106 R)
• M66: 22,932,306 km (0.109 R)
• M67: 23,208,763 km (0.057 R)
• M68: 23,653,219 km (0.115 R)
• M69: 23,876,568 km (0.105 R)
• M70: 24,044,567 km (0.11 R)
• M71: 24,212,864 km (0.075 R)
• M72: 26,436,936 km (0.098 R)
• M73: 27,661,245 km (0.098 R)
• M74: 28,725,484 km (0.113 R)
• M75: 29,622,473 km (0.11 R)
• M76: 31,137,899 km (0.061 R)
• M77: 32,244,475 km (0.088 R)
• M78: 33,991,479 km (0.098 R)
• M79: 34,180,421 km (0.074 R)
• M80: 35,385,581 km (0.114 R)
• M81: 36,927,636 km (0.055 R)
• M82: 38,229,437 km (0.095 R)
• M83: 38,426,008 km (0.034 R)
• M84: 40,276,684 km (0.071 R)
• M85: 42,223,999 km (0.073 R)
• M86: 44,476,943 km (0.051 R)
• M87: 46,000,448 km (0.081 R)
• M88: 46,698,621 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609

Radius: 4.5

Gravity: 30.07 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 7.72 AU - 11.28 AU

Year: 18617 Days

Day: 20.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 69,751,704 km

• M1: 184,005 km (0.107 R)
• M2: 473,776 km (0.12 R)
• M3: 512,373 km (0.104 R)
• M4: 979,567 km (0.104 R)
• M5: 1,210,995 km (0.079 R)
• M6: 1,402,480 km (0.081 R)
• M7: 1,603,540 km (0.093 R)
• M8: 1,844,392 km (0.097 R)
• M9: 2,000,872 km (0.111 R)
• M10: 2,032,586 km (0.096 R)
• M11: 2,161,540 km (0.093 R)
• M12: 2,633,371 km (0.06 R)
• M13: 2,809,448 km (0.089 R)
• M14: 4,600,434 km (0.078 R)
• M15: 5,245,949 km (0.064 R)
• M16: 5,691,900 km (0.084 R)
• M17: 6,057,367 km (0.087 R)
• M18: 6,196,493 km (0.088 R)
• M19: 6,243,018 km (0.114 R)
• M20: 6,572,283 km (0.05 R)
• M21: 6,619,855 km (0.086 R)
• M22: 6,955,553 km (0.037 R)
• M23: 7,346,153 km (0.117 R)
• M24: 7,844,164 km (0.108 R)
• M25: 8,977,817 km (0.117 R)
• M26: 9,617,498 km (0.119 R)
• M27: 9,671,502 km (0.101 R)
• M28: 9,942,873 km (0.084 R)
• M29: 11,565,411 km (0.092 R)
• M30: 12,377,728 km (0.042 R)
• M31: 12,731,377 km (0.055 R)
• M32: 12,969,088 km (0.093 R)
• M33: 13,509,137 km (0.081 R)
• M34: 14,363,789 km (0.056 R)
• M35: 14,549,291 km (0.096 R)
• M36: 14,611,224 km (0.086 R)
• M37: 14,984,920 km (0.077 R)
• M38: 16,705,295 km (0.119 R)
• M39: 17,226,943 km (0.119 R)
• M40: 17,753,976 km (0.119 R)
• M41: 17,886,520 km (0.099 R)
• M42: 18,353,116 km (0.097 R)
• M43: 18,756,132 km (0.102 R)
• M44: 19,094,373 km (0.084 R)
• M45: 19,298,125 km (0.074 R)
• M46: 19,845,354 km (0.11 R)
• M47: 20,120,764 km (0.05 R)
• M48: 22,155,594 km (0.063 R)
• M49: 22,512,984 km (0.111 R)
• M50: 22,728,404 km (0.114 R)
• M51: 23,161,191 km (0.087 R)
• M52: 24,771,163 km (0.05 R)
• M53: 24,919,265 km (0.059 R)
• M54: 25,514,814 km (0.096 R)
• M55: 26,719,825 km (0.111 R)
• M56: 27,866,194 km (0.051 R)
• M57: 28,561,824 km (0.117 R)
• M58: 30,523,650 km (0.032 R)
• M59: 32,934,719 km (0.116 R)
• M60: 34,658,535 km (0.093 R)
• M61: 35,406,226 km (0.089 R)
• M62: 37,425,946 km (0.108 R)
• M63: 38,021,944 km (0.092 R)
• M64: 38,364,075 km (0.111 R)
• M65: 38,878,991 km (0.088 R)
• M66: 39,137,346 km (0.116 R)
• M67: 42,193,182 km (0.094 R)
• M68: 42,281,594 km (0.084 R)
• M69: 45,778,145 km (0.112 R)
• M70: 46,872,454 km (0.098 R)
• M71: 48,994,051 km (0.106 R)
• M72: 50,019,694 km (0.049 R)
• M73: 50,206,990 km (0.104 R)
• M74: 51,146,614 km (0.077 R)
• M75: 51,997,377 km (0.075 R)
• M76: 52,092,223 km (0.118 R)
• M77: 52,282,062 km (0.069 R)
• M78: 53,043,515 km (0.075 R)
• M79: 53,904,601 km (0.102 R)
• M80: 55,543,595 km (0.087 R)
• M81: 56,223,218 km (0.053 R)
• M82: 57,394,719 km (0.061 R)
• M83: 57,492,706 km (0.084 R)
• M84: 59,067,971 km (0.117 R)
• M85: 62,059,779 km (0.088 R)
• M86: 62,865,962 km (0.1 R)
• M87: 63,574,158 km (0.068 R)
• M88: 64,081,594 km (0.04 R)
• M89: 64,488,501 km (0.07 R)
• M90: 64,794,279 km (0.086 R)
• M91: 65,407,331 km (0.085 R)
• M92: 66,845,116 km (0.12 R)
• M93: 67,154,484 km (0.035 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: 392 - 12,255 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit