🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.75 AU - 0.93 AU

Year: 281 Days

Day: 30.8 Hours

Environment

Temp: 169 °C

Axial Tilt: 42.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.88 AU - 1.02 AU

Year: 338 Days

Day: 42.9 Hours

Environment

Temp: 40 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.82 AU - 2.1 AU

Year: 1002 Days

Day: 14.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,722,590 km

• M1: 1,288,038 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.2 AU - 2.86 AU

Year: 1470 Days

Day: 34.4 Hours

Environment

Temp: -81 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,722,590 km

• M1: 1,605,484 km (0.062 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.48 AU - 2.58 AU

Year: 1470 Days

Day: 47.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.3 AU - 4.34 AU

Year: 2727 Days

Day: 46.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.01 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.3

Radius: 14

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 9.35 AU - 15.05 AU

Year: 15564 Days

Day: 9 Hours

Environment

Temp: -191 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 101,722,590 km

• M1: 206,295 km (0.114 R)
• M2: 431,889 km (0.117 R)
• M3: 521,049 km (0.083 R)
• M4: 723,605 km (0.104 R)
• M5: 937,829 km (0.115 R)
• M6: 1,044,193 km (0.069 R)
• M7: 1,472,043 km (0.071 R)
• M8: 1,619,696 km (0.101 R)
• M9: 1,728,454 km (0.119 R)
• M10: 1,884,933 km (0.077 R)
• M11: 2,212,553 km (0.076 R)
• M12: 2,309,492 km (0.117 R)
• M13: 2,712,509 km (0.08 R)
• M14: 2,816,778 km (0.075 R)
• M15: 3,110,738 km (0.072 R)
• M16: 3,442,995 km (0.118 R)
• M17: 3,786,920 km (0.113 R)
• M18: 3,963,147 km (0.086 R)
• M19: 4,112,146 km (0.106 R)
• M20: 4,821,539 km (0.115 R)
• M21: 5,206,903 km (0.109 R)
• M22: 5,535,869 km (0.084 R)
• M23: 6,145,032 km (0.117 R)
• M24: 6,283,260 km (0.1 R)
• M25: 7,574,589 km (0.116 R)
• M26: 8,098,630 km (0.115 R)
• M27: 8,673,236 km (0.096 R)
• M28: 8,906,758 km (0.057 R)
• M29: 9,261,006 km (0.075 R)
• M30: 9,579,799 km (0.101 R)
• M31: 10,807,549 km (0.08 R)
• M32: 11,440,048 km (0.036 R)
• M33: 12,127,899 km (0.082 R)
• M34: 12,829,214 km (0.094 R)
• M35: 13,006,637 km (0.097 R)
• M36: 13,363,877 km (0.065 R)
• M37: 14,271,338 km (0.084 R)
• M38: 15,764,324 km (0.092 R)
• M39: 15,859,169 km (0.114 R)
• M40: 16,529,368 km (0.081 R)
• M41: 16,674,179 km (0.106 R)
• M42: 16,867,908 km (0.116 R)
• M43: 17,355,447 km (0.088 R)
• M44: 17,699,672 km (0.072 R)
• M45: 18,594,866 km (0.077 R)
• M46: 18,997,434 km (0.082 R)
• M47: 19,301,416 km (0.065 R)
• M48: 21,263,093 km (0.116 R)
• M49: 22,374,306 km (0.062 R)
• M50: 22,695,343 km (0.11 R)
• M51: 23,125,587 km (0.057 R)
• M52: 23,287,751 km (0.096 R)
• M53: 24,432,773 km (0.088 R)
• M54: 25,206,344 km (0.068 R)
• M55: 25,484,596 km (0.119 R)
• M56: 25,931,893 km (0.109 R)
• M57: 26,438,282 km (0.104 R)
• M58: 26,721,022 km (0.111 R)
• M59: 27,747,114 km (0.112 R)
• M60: 28,438,256 km (0.099 R)
• M61: 29,602,875 km (0.106 R)
• M62: 30,842,593 km (0.118 R)
• M63: 30,961,523 km (0.08 R)
• M64: 31,438,741 km (0.051 R)
• M65: 33,984,447 km (0.093 R)
• M66: 34,107,417 km (0.055 R)
• M67: 34,230,386 km (0.099 R)
• M68: 34,353,505 km (0.049 R)
• M69: 35,282,059 km (0.118 R)
• M70: 35,655,755 km (0.098 R)
• M71: 36,407,185 km (0.05 R)
• M72: 37,226,981 km (0.12 R)
• M73: 37,480,550 km (0.09 R)
• M74: 38,372,303 km (0.078 R)
• M75: 40,241,678 km (0.099 R)
• M76: 40,697,353 km (0.073 R)
• M77: 41,220,197 km (0.113 R)
• M78: 41,416,918 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.1

Radius: 5.3

Gravity: 15.99 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 12.02 AU - 15.24 AU

Year: 18380 Days

Day: 16.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 101,722,590 km

• M1: 102,475 km (0.084 R)
• M2: 158,424 km (0.061 R)
• M3: 342,878 km (0.084 R)
• M4: 423,212 km (0.074 R)
• M5: 528,230 km (0.077 R)
• M6: 622,477 km (0.093 R)
• M7: 722,259 km (0.039 R)
• M8: 960,418 km (0.108 R)
• M9: 1,271,731 km (0.08 R)
• M10: 1,864,737 km (0.101 R)
• M11: 2,159,146 km (0.1 R)
• M12: 2,499,930 km (0.07 R)
• M13: 2,660,449 km (0.095 R)
• M14: 3,619,520 km (0.087 R)
• M15: 3,691,776 km (0.111 R)
• M16: 3,985,736 km (0.08 R)
• M17: 4,060,385 km (0.087 R)
• M18: 4,402,067 km (0.119 R)
• M19: 4,440,663 km (0.113 R)
• M20: 4,992,081 km (0.093 R)
• M21: 5,440,426 km (0.037 R)
• M22: 6,244,664 km (0.109 R)
• M23: 6,727,117 km (0.116 R)
• M24: 7,176,210 km (0.097 R)
• M25: 7,774,153 km (0.105 R)
• M26: 8,150,242 km (0.04 R)
• M27: 8,773,766 km (0.104 R)
• M28: 9,214,331 km (0.109 R)
• M29: 9,662,227 km (0.085 R)
• M30: 10,117,154 km (0.115 R)
• M31: 10,578,963 km (0.093 R)
• M32: 10,786,455 km (0.073 R)
• M33: 10,890,725 km (0.059 R)
• M34: 11,311,095 km (0.085 R)
• M35: 13,716,180 km (0.115 R)
• M36: 15,501,631 km (0.063 R)
• M37: 15,560,423 km (0.117 R)
• M38: 15,737,247 km (0.058 R)
• M39: 15,855,579 km (0.072 R)
• M40: 16,571,405 km (0.117 R)
• M41: 17,787,636 km (0.077 R)
• M42: 17,972,688 km (0.096 R)
• M43: 18,220,123 km (0.114 R)
• M44: 18,344,439 km (0.085 R)
• M45: 20,112,536 km (0.107 R)
• M46: 20,434,022 km (0.031 R)
• M47: 20,692,377 km (0.108 R)
• M48: 21,212,380 km (0.068 R)
• M49: 22,464,364 km (0.104 R)
• M50: 22,931,708 km (0.064 R)
• M51: 23,200,236 km (0.071 R)
• M52: 23,402,193 km (0.113 R)
• M53: 24,284,522 km (0.059 R)
• M54: 24,489,620 km (0.031 R)
• M55: 24,832,798 km (0.071 R)
• M56: 25,108,507 km (0.067 R)
• M57: 25,941,767 km (0.049 R)
• M58: 26,291,527 km (0.092 R)
• M59: 26,642,932 km (0.052 R)
• M60: 27,421,439 km (0.095 R)
• M61: 29,363,818 km (0.087 R)
• M62: 30,535,768 km (0.075 R)
• M63: 31,275,828 km (0.058 R)
• M64: 32,171,770 km (0.077 R)
• M65: 32,472,312 km (0.051 R)
• M66: 32,547,560 km (0.039 R)
• M67: 32,698,355 km (0.09 R)
• M68: 33,076,089 km (0.077 R)
• M69: 33,303,478 km (0.081 R)
• M70: 33,988,786 km (0.118 R)
• M71: 34,141,824 km (0.056 R)
• M72: 36,150,475 km (0.095 R)
• M73: 36,384,745 km (0.106 R)
• M74: 37,011,710 km (0.104 R)
• M75: 38,595,054 km (0.118 R)
• M76: 38,914,296 km (0.066 R)
• M77: 40,038,823 km (0.116 R)
• M78: 41,827,265 km (0.093 R)
• M79: 43,807,792 km (0.107 R)
• M80: 44,224,272 km (0.047 R)
• M81: 45,481,493 km (0.074 R)
• M82: 46,326,122 km (0.094 R)
• M83: 47,090,717 km (0.12 R)
• M84: 47,431,950 km (0.116 R)
• M85: 51,326,281 km (0.119 R)
• M86: 51,413,946 km (0.098 R)
• M87: 53,444,737 km (0.069 R)
• M88: 55,771,881 km (0.094 R)
• M89: 56,313,575 km (0.038 R)
• M90: 59,231,931 km (0.08 R)
• M91: 59,323,933 km (0.093 R)
• M92: 59,692,393 km (0.108 R)
• M93: 61,173,860 km (0.113 R)
• M94: 61,546,060 km (0.07 R)
• M95: 62,479,850 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.7

Radius: 4

Gravity: 50.54 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 16.05 AU - 20.43 AU

Year: 28453 Days

Day: 24.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 101,722,590 km

• M1: 122,521 km (0.097 R)
• M2: 773,421 km (0.09 R)
• M3: 802,892 km (0.107 R)
• M4: 1,085,781 km (0.062 R)
• M5: 1,657,544 km (0.081 R)
• M6: 1,773,632 km (0.11 R)
• M7: 2,979,990 km (0.106 R)
• M8: 3,026,814 km (0.112 R)
• M9: 3,759,095 km (0.115 R)
• M10: 5,318,803 km (0.098 R)
• M11: 6,679,246 km (0.096 R)
• M12: 8,271,565 km (0.112 R)
• M13: 8,804,732 km (0.045 R)
• M14: 9,007,587 km (0.097 R)
• M15: 9,143,571 km (0.083 R)
• M16: 9,348,969 km (0.076 R)
• M17: 10,185,670 km (0.077 R)
• M18: 10,469,757 km (0.054 R)
• M19: 10,756,536 km (0.065 R)
• M20: 10,973,453 km (0.106 R)
• M21: 12,758,903 km (0.089 R)
• M22: 12,835,198 km (0.096 R)
• M23: 13,684,764 km (0.087 R)
• M24: 14,314,123 km (0.116 R)
• M25: 16,839,933 km (0.098 R)
• M26: 18,110,468 km (0.06 R)
• M27: 18,540,861 km (0.052 R)
• M28: 19,587,298 km (0.095 R)
• M29: 20,922,160 km (0.025 R)
• M30: 22,194,340 km (0.096 R)
• M31: 24,812,602 km (0.085 R)
• M32: 25,578,543 km (0.097 R)
• M33: 25,771,225 km (0.036 R)
• M34: 26,644,129 km (0.091 R)
• M35: 28,021,177 km (0.081 R)
• M36: 29,926,904 km (0.038 R)
• M37: 30,028,332 km (0.103 R)
• M38: 30,946,414 km (0.117 R)
• M39: 31,254,586 km (0.074 R)
• M40: 31,563,655 km (0.111 R)
• M41: 32,705,834 km (0.088 R)
• M42: 32,810,403 km (0.078 R)
• M43: 33,019,691 km (0.102 R)
• M44: 35,137,249 km (0.099 R)
• M45: 36,320,568 km (0.097 R)
• M46: 39,502,066 km (0.097 R)
• M47: 39,724,667 km (0.092 R)
• M48: 39,947,867 km (0.069 R)
• M49: 40,844,407 km (0.099 R)
• M50: 40,956,905 km (0.11 R)
• M51: 41,634,284 km (0.075 R)
• M52: 42,657,384 km (0.111 R)
• M53: 43,114,705 km (0.119 R)
• M54: 45,658,766 km (0.085 R)
• M55: 46,361,128 km (0.118 R)
• M56: 47,302,996 km (0.098 R)
• M57: 52,962,583 km (0.059 R)
• M58: 53,208,223 km (0.083 R)
• M59: 57,565,859 km (0.115 R)
• M60: 57,691,970 km (0.078 R)
• M61: 58,324,320 km (0.049 R)
• M62: 58,831,756 km (0.033 R)
• M63: 59,340,688 km (0.063 R)
• M64: 59,468,146 km (0.111 R)
• M65: 61,519,880 km (0.111 R)
• M66: 61,648,834 km (0.114 R)
• M67: 62,554,350 km (0.105 R)
• M68: 63,203,904 km (0.08 R)
• M69: 63,334,054 km (0.072 R)
• M70: 63,855,702 km (0.049 R)
• M71: 67,679,423 km (0.049 R)
• M72: 69,283,262 km (0.086 R)
• M73: 70,089,894 km (0.118 R)
• M74: 71,441,062 km (0.102 R)
• M75: 72,392,055 km (0.081 R)
• M76: 72,664,473 km (0.038 R)
• M77: 76,099,090 km (0.111 R)
• M78: 76,237,618 km (0.099 R)
• M79: 78,744,579 km (0.092 R)
• M80: 80,008,232 km (0.072 R)
• M81: 81,845,145 km (0.114 R)
• M82: 81,987,113 km (0.113 R)
• M83: 82,271,050 km (0.078 R)
• M84: 83,838,985 km (0.08 R)
• M85: 83,982,001 km (0.051 R)
• M86: 84,698,425 km (0.084 R)
• M87: 84,985,503 km (0.093 R)
• M88: 85,992,895 km (0.086 R)
• M89: 86,425,831 km (0.115 R)
• M90: 88,601,583 km (0.117 R)
• M91: 88,747,142 km (0.098 R)
• M92: 89,038,857 km (0.064 R)
• M93: 94,639,503 km (0.093 R)
• M94: 95,982,592 km (0.072 R)
• M95: 96,281,938 km (0.062 R)
• M96: 97,332,115 km (0.087 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: 378 - 18,226 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit