🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.6 AU - 0.64 AU

Year: 216 Days

Day: 28.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.04 AU - 1.72 AU

Year: 718 Days

Day: 42.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,916,642 km

• M1: 406,308 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.54 AU - 1.6 AU

Year: 871 Days

Day: 23.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,916,642 km

• M1: 830,119 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.77 AU - 2.05 AU

Year: 1169 Days

Day: 23.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.6

Radius: 8.9

Gravity: 11.75 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.44 AU - 2.52 AU

Year: 1730 Days

Day: 7 Hours

Environment

Temp: -136 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 66,916,642 km

• M1: 127,009 km (0.096 R)
• M2: 217,814 km (0.039 R)
• M3: 381,923 km (0.042 R)
• M4: 636,090 km (0.075 R)
• M5: 724,353 km (0.118 R)
• M6: 799,750 km (0.085 R)
• M7: 922,720 km (0.096 R)
• M8: 1,187,957 km (0.077 R)
• M9: 1,309,131 km (0.099 R)
• M10: 1,777,073 km (0.073 R)
• M11: 1,869,525 km (0.113 R)
• M12: 2,157,052 km (0.11 R)
• M13: 2,231,103 km (0.103 R)
• M14: 2,318,767 km (0.063 R)
• M15: 2,471,506 km (0.082 R)
• M16: 2,827,699 km (0.06 R)
• M17: 3,284,870 km (0.085 R)
• M18: 3,485,930 km (0.113 R)
• M19: 3,558,784 km (0.119 R)
• M20: 3,632,087 km (0.108 R)
• M21: 3,765,378 km (0.092 R)
• M22: 3,930,385 km (0.119 R)
• M23: 4,345,818 km (0.057 R)
• M24: 4,726,844 km (0.102 R)
• M25: 5,201,518 km (0.076 R)
• M26: 5,335,258 km (0.036 R)
• M27: 5,419,332 km (0.094 R)
• M28: 5,537,964 km (0.094 R)
• M29: 5,640,139 km (0.058 R)
• M30: 5,881,291 km (0.06 R)
• M31: 5,950,854 km (0.112 R)
• M32: 6,196,344 km (0.105 R)
• M33: 6,338,163 km (0.116 R)
• M34: 6,445,275 km (0.08 R)
• M35: 7,026,313 km (0.101 R)
• M36: 7,100,214 km (0.03 R)
• M37: 7,192,815 km (0.079 R)
• M38: 7,285,865 km (0.034 R)
• M39: 7,398,213 km (0.104 R)
• M40: 7,757,248 km (0.114 R)
• M41: 7,852,691 km (0.093 R)
• M42: 8,180,311 km (0.113 R)
• M43: 8,296,848 km (0.073 R)
• M44: 8,355,490 km (0.119 R)
• M45: 8,670,094 km (0.087 R)
• M46: 8,729,485 km (0.063 R)
• M47: 8,789,025 km (0.088 R)
• M48: 9,088,819 km (0.075 R)
• M49: 9,966,809 km (0.093 R)
• M50: 10,154,105 km (0.075 R)
• M51: 10,237,581 km (0.079 R)
• M52: 10,743,969 km (0.104 R)
• M53: 11,301,670 km (0.052 R)
• M54: 11,956,759 km (0.027 R)
• M55: 12,289,016 km (0.069 R)
• M56: 12,849,560 km (0.081 R)
• M57: 12,962,655 km (0.089 R)
• M58: 13,098,790 km (0.032 R)
• M59: 13,212,634 km (0.061 R)
• M60: 13,464,108 km (0.11 R)
• M61: 13,533,072 km (0.036 R)
• M62: 13,856,054 km (0.078 R)
• M63: 13,995,330 km (0.078 R)
• M64: 14,486,310 km (0.117 R)
• M65: 14,556,920 km (0.081 R)
• M66: 14,935,403 km (0.032 R)
• M67: 15,054,333 km (0.1 R)
• M68: 15,461,090 km (0.059 R)
• M69: 15,702,092 km (0.086 R)
• M70: 15,920,056 km (0.12 R)
• M71: 16,383,510 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.7

Radius: 8.1

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.17 AU - 5.19 AU

Year: 3785 Days

Day: 5.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 66,916,642 km

• M1: 102,175 km (0.095 R)
• M2: 155,582 km (0.103 R)
• M3: 226,641 km (0.12 R)
• M4: 292,913 km (0.074 R)
• M5: 373,845 km (0.101 R)
• M6: 511,774 km (0.099 R)
• M7: 683,064 km (0.1 R)
• M8: 747,092 km (0.117 R)
• M9: 838,646 km (0.099 R)
• M10: 1,033,721 km (0.113 R)
• M11: 1,146,368 km (0.118 R)
• M12: 1,223,860 km (0.108 R)
• M13: 1,384,079 km (0.073 R)
• M14: 1,530,087 km (0.04 R)
• M15: 1,692,251 km (0.046 R)
• M16: 1,905,877 km (0.078 R)
• M17: 2,080,607 km (0.088 R)
• M18: 2,236,488 km (0.028 R)
• M19: 2,623,498 km (0.087 R)
• M20: 2,844,604 km (0.026 R)
• M21: 3,208,426 km (0.104 R)
• M22: 3,416,965 km (0.081 R)
• M23: 3,774,354 km (0.117 R)
• M24: 3,847,208 km (0.101 R)
• M25: 4,053,953 km (0.062 R)
• M26: 4,249,328 km (0.116 R)
• M27: 4,401,618 km (0.028 R)
• M28: 4,571,262 km (0.097 R)
• M29: 4,664,761 km (0.11 R)
• M30: 4,821,839 km (0.076 R)
• M31: 5,077,053 km (0.118 R)
• M32: 5,173,842 km (0.067 R)
• M33: 5,617,250 km (0.092 R)
• M34: 5,784,650 km (0.12 R)
• M35: 5,851,970 km (0.086 R)
• M36: 6,038,668 km (0.094 R)
• M37: 6,279,221 km (0.043 R)
• M38: 6,400,545 km (0.064 R)
• M39: 6,592,928 km (0.119 R)
• M40: 6,663,388 km (0.098 R)
• M41: 8,161,910 km (0.084 R)
• M42: 8,256,606 km (0.093 R)
• M43: 8,408,747 km (0.057 R)
• M44: 8,523,638 km (0.105 R)
• M45: 8,638,828 km (0.083 R)
• M46: 8,696,723 km (0.108 R)
• M47: 8,832,258 km (0.09 R)
• M48: 8,890,452 km (0.088 R)
• M49: 9,007,437 km (0.09 R)
• M50: 9,920,882 km (0.096 R)
• M51: 10,082,747 km (0.084 R)
• M52: 10,245,509 km (0.088 R)
• M53: 10,409,020 km (0.105 R)
• M54: 10,718,239 km (0.079 R)
• M55: 11,030,300 km (0.101 R)
• M56: 11,177,055 km (0.112 R)
• M57: 11,261,129 km (0.077 R)
• M58: 11,941,800 km (0.06 R)
• M59: 12,049,360 km (0.058 R)
• M60: 12,482,746 km (0.064 R)
• M61: 12,877,235 km (0.053 R)
• M62: 13,075,901 km (0.104 R)
• M63: 13,275,764 km (0.106 R)
• M64: 13,790,829 km (0.112 R)
• M65: 14,198,633 km (0.112 R)
• M66: 14,495,585 km (0.055 R)
• M67: 14,656,403 km (0.087 R)
• M68: 15,281,871 km (0.073 R)
• M69: 15,562,816 km (0.088 R)
• M70: 15,774,497 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.1

Radius: 14.7

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.11 AU - 9.75 AU

Year: 10841 Days

Day: 5.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 66,916,642 km

• M1: 334,351 km (0.089 R)
• M2: 858,243 km (0.118 R)
• M3: 1,283,251 km (0.078 R)
• M4: 1,491,042 km (0.1 R)
• M5: 2,181,885 km (0.056 R)
• M6: 2,317,720 km (0.119 R)
• M7: 2,456,397 km (0.11 R)
• M8: 2,791,197 km (0.116 R)
• M9: 3,347,252 km (0.097 R)
• M10: 3,638,370 km (0.099 R)
• M11: 4,445,750 km (0.064 R)
• M12: 4,619,732 km (0.051 R)
• M13: 5,034,716 km (0.088 R)
• M14: 5,711,048 km (0.079 R)
• M15: 5,996,182 km (0.056 R)
• M16: 6,124,387 km (0.101 R)
• M17: 6,481,926 km (0.081 R)
• M18: 6,613,572 km (0.091 R)
• M19: 6,746,116 km (0.027 R)
• M20: 6,913,067 km (0.043 R)
• M21: 7,285,416 km (0.095 R)
• M22: 7,768,767 km (0.12 R)
• M23: 8,298,343 km (0.089 R)
• M24: 8,513,465 km (0.12 R)
• M25: 9,133,100 km (0.059 R)
• M26: 10,223,818 km (0.103 R)
• M27: 10,570,586 km (0.119 R)
• M28: 10,804,108 km (0.111 R)
• M29: 11,355,376 km (0.113 R)
• M30: 11,634,526 km (0.045 R)
• M31: 11,835,436 km (0.104 R)
• M32: 13,189,296 km (0.084 R)
• M33: 13,778,562 km (0.088 R)
• M34: 14,505,758 km (0.067 R)
• M35: 14,721,926 km (0.07 R)
• M36: 14,982,825 km (0.056 R)
• M37: 15,641,953 km (0.106 R)
• M38: 16,220,748 km (0.091 R)
• M39: 18,185,117 km (0.115 R)
• M40: 18,371,666 km (0.085 R)
• M41: 19,029,597 km (0.074 R)
• M42: 19,124,293 km (0.07 R)
• M43: 19,409,127 km (0.081 R)
• M44: 19,695,308 km (0.116 R)
• M45: 19,934,963 km (0.106 R)
• M46: 20,079,176 km (0.098 R)
• M47: 20,805,623 km (0.083 R)
• M48: 21,245,590 km (0.082 R)
• M49: 21,343,727 km (0.107 R)
• M50: 21,688,699 km (0.113 R)
• M51: 21,836,951 km (0.048 R)
• M52: 22,935,448 km (0.047 R)
• M53: 23,694,657 km (0.116 R)
• M54: 24,205,384 km (0.103 R)
• M55: 24,616,629 km (0.029 R)
• M56: 24,719,702 km (0.112 R)
• M57: 25,289,819 km (0.115 R)
• M58: 25,393,939 km (0.117 R)
• M59: 26,442,770 km (0.106 R)
• M60: 26,866,282 km (0.117 R)
• M61: 26,972,646 km (0.081 R)
• M62: 27,612,925 km (0.08 R)
• M63: 27,881,303 km (0.118 R)
• M64: 28,258,439 km (0.114 R)
• M65: 28,637,221 km (0.095 R)
• M66: 30,169,103 km (0.051 R)
• M67: 30,445,411 km (0.064 R)
• M68: 30,889,417 km (0.067 R)
• M69: 31,056,518 km (0.048 R)
• M70: 31,223,768 km (0.074 R)
• M71: 31,727,614 km (0.09 R)
• M72: 32,234,152 km (0.054 R)
• M73: 32,403,497 km (0.107 R)
• M74: 33,255,158 km (0.064 R)
• M75: 33,827,071 km (0.094 R)
• M76: 34,864,532 km (0.06 R)
• M77: 35,329,033 km (0.058 R)
• M78: 35,737,136 km (0.096 R)
• M79: 36,322,812 km (0.062 R)
• M80: 38,397,884 km (0.104 R)
• M81: 38,757,517 km (0.108 R)
• M82: 40,572,139 km (0.092 R)
• M83: 40,938,355 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.6

Radius: 7.9

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 10.93 AU - 15.83 AU

Year: 21678 Days

Day: 16.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 66,916,642 km

• M1: 104,270 km (0.086 R)
• M2: 331,359 km (0.103 R)
• M3: 867,817 km (0.057 R)
• M4: 960,119 km (0.068 R)
• M5: 1,416,093 km (0.094 R)
• M6: 1,754,035 km (0.094 R)
• M7: 1,932,505 km (0.103 R)
• M8: 2,148,225 km (0.08 R)
• M9: 2,211,206 km (0.076 R)
• M10: 2,274,935 km (0.038 R)
• M11: 3,523,628 km (0.043 R)
• M12: 3,864,113 km (0.105 R)
• M13: 3,941,306 km (0.098 R)
• M14: 4,374,691 km (0.117 R)
• M15: 4,495,416 km (0.049 R)
• M16: 5,501,611 km (0.072 R)
• M17: 5,807,689 km (0.064 R)
• M18: 5,940,681 km (0.041 R)
• M19: 6,029,841 km (0.079 R)
• M20: 6,436,748 km (0.083 R)
• M21: 6,574,378 km (0.062 R)
• M22: 6,666,680 km (0.077 R)
• M23: 6,759,430 km (0.099 R)
• M24: 6,946,278 km (0.101 R)
• M25: 8,854,698 km (0.097 R)
• M26: 9,213,434 km (0.093 R)
• M27: 10,371,770 km (0.058 R)
• M28: 11,132,625 km (0.099 R)
• M29: 13,228,491 km (0.074 R)
• M30: 13,462,163 km (0.065 R)
• M31: 15,381,055 km (0.046 R)
• M32: 15,936,063 km (0.083 R)
• M33: 16,434,822 km (0.12 R)
• M34: 17,511,777 km (0.064 R)
• M35: 17,832,814 km (0.088 R)
• M36: 17,961,768 km (0.073 R)
• M37: 18,742,220 km (0.114 R)
• M38: 19,268,655 km (0.081 R)
• M39: 19,467,321 km (0.11 R)
• M40: 20,000,338 km (0.082 R)
• M41: 20,876,832 km (0.093 R)
• M42: 20,944,749 km (0.034 R)
• M43: 22,180,278 km (0.112 R)
• M44: 24,649,391 km (0.104 R)
• M45: 25,225,941 km (0.09 R)
• M46: 25,370,752 km (0.044 R)
• M47: 25,661,271 km (0.067 R)
• M48: 25,879,833 km (0.068 R)
• M49: 26,098,994 km (0.101 R)
• M50: 26,539,261 km (0.084 R)
• M51: 30,687,909 km (0.078 R)
• M52: 30,842,593 km (0.109 R)
• M53: 31,854,024 km (0.101 R)
• M54: 32,010,504 km (0.112 R)
• M55: 32,481,737 km (0.119 R)
• M56: 32,639,263 km (0.093 R)
• M57: 33,590,107 km (0.051 R)
• M58: 35,356,858 km (0.106 R)
• M59: 36,333,284 km (0.052 R)
• M60: 36,742,733 km (0.093 R)
• M61: 37,236,107 km (0.079 R)
• M62: 39,063,594 km (0.098 R)
• M63: 40,241,827 km (0.119 R)
• M64: 42,030,868 km (0.113 R)
• M65: 42,978,271 km (0.108 R)
• M66: 43,064,739 km (0.109 R)
• M67: 43,584,891 km (0.111 R)
• M68: 44,019,921 km (0.102 R)
• M69: 45,509,617 km (0.05 R)
• M70: 46,482,452 km (0.107 R)
• M71: 46,926,907 km (0.062 R)
• M72: 47,462,019 km (0.09 R)
• M73: 47,551,478 km (0.032 R)
• M74: 47,820,007 km (0.062 R)
• M75: 47,909,616 km (0.102 R)
• M76: 48,088,984 km (0.112 R)
• M77: 50,532,814 km (0.094 R)
• M78: 51,723,763 km (0.114 R)
• M79: 52,184,225 km (0.054 R)
• M80: 52,461,280 km (0.099 R)
• M81: 57,148,780 km (0.052 R)
• M82: 57,815,687 km (0.098 R)
• M83: 58,485,138 km (0.048 R)
• M84: 60,508,898 km (0.11 R)
• M85: 62,947,942 km (0.113 R)
• M86: 63,538,105 km (0.092 R)
• M87: 64,228,799 km (0.101 R)
• M88: 64,624,784 km (0.073 R)
• M89: 64,922,185 km (0.117 R)
• M90: 65,518,332 km (0.048 R)
• M91: 65,817,229 km (0.073 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: 394 - 10,810 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit