🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.79 AU - 0.97 AU

Year: 300 Days

Day: 18.6 Hours

Environment

Temp: 132 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.81 AU - 1.07 AU

Year: 331 Days

Day: 27 Hours

Environment

Temp: 109 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.43 AU - 1.93 AU

Year: 791 Days

Day: 20.2 Hours

Environment

Temp: -53 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.67 AU - 1.89 AU

Year: 863 Days

Day: 28 Hours

Environment

Temp: -43 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,534,600 km

• M1: 249,230 km (0.085 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.67 AU - 2.57 AU

Year: 1122 Days

Day: 41.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.41 AU - 2.53 AU

Year: 1411 Days

Day: 40.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.73 AU - 3.63 AU

Year: 2061 Days

Day: 15 Hours

Environment

Temp: -111 °C

Axial Tilt: 107.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,534,600 km

• M1: 1,008,290 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761

Radius: 14

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.36 AU - 8.2 AU

Year: 7887 Days

Day: 9.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 88,534,600 km

• M1: 204,351 km (0.051 R)
• M2: 361,279 km (0.075 R)
• M3: 486,791 km (0.113 R)
• M4: 631,901 km (0.047 R)
• M5: 825,631 km (0.117 R)
• M6: 939,026 km (0.094 R)
• M7: 1,093,411 km (0.097 R)
• M8: 1,994,588 km (0.08 R)
• M9: 2,504,268 km (0.119 R)
• M10: 2,650,425 km (0.099 R)
• M11: 2,900,404 km (0.099 R)
• M12: 3,158,310 km (0.118 R)
• M13: 4,119,925 km (0.105 R)
• M14: 4,264,587 km (0.102 R)
• M15: 4,648,305 km (0.066 R)
• M16: 4,859,687 km (0.106 R)
• M17: 4,981,908 km (0.102 R)
• M18: 5,167,110 km (0.088 R)
• M19: 5,260,759 km (0.117 R)
• M20: 5,576,560 km (0.069 R)
• M21: 5,833,868 km (0.084 R)
• M22: 5,963,869 km (0.102 R)
• M23: 6,427,024 km (0.093 R)
• M24: 7,921,357 km (0.107 R)
• M25: 8,540,991 km (0.077 R)
• M26: 8,689,093 km (0.11 R)
• M27: 8,912,742 km (0.066 R)
• M28: 9,062,938 km (0.09 R)
• M29: 9,328,026 km (0.114 R)
• M30: 9,518,763 km (0.113 R)
• M31: 9,633,953 km (0.071 R)
• M32: 9,943,172 km (0.081 R)
• M33: 10,099,053 km (0.027 R)
• M34: 11,538,484 km (0.101 R)
• M35: 11,949,728 km (0.11 R)
• M36: 12,115,632 km (0.117 R)
• M37: 12,871,401 km (0.098 R)
• M38: 12,998,858 km (0.068 R)
• M39: 13,859,495 km (0.116 R)
• M40: 14,077,459 km (0.08 R)
• M41: 14,472,846 km (0.115 R)
• M42: 14,649,671 km (0.111 R)
• M43: 15,050,294 km (0.069 R)
• M44: 15,590,192 km (0.095 R)
• M45: 16,228,078 km (0.11 R)
• M46: 16,642,614 km (0.097 R)
• M47: 16,967,540 km (0.094 R)
• M48: 18,144,875 km (0.109 R)
• M49: 18,335,762 km (0.112 R)
• M50: 19,739,289 km (0.109 R)
• M51: 21,277,604 km (0.053 R)
• M52: 24,415,569 km (0.106 R)
• M53: 24,626,353 km (0.075 R)
• M54: 24,890,842 km (0.115 R)
• M55: 25,156,079 km (0.076 R)
• M56: 26,118,891 km (0.053 R)
• M57: 26,659,089 km (0.085 R)
• M58: 26,984,913 km (0.058 R)
• M59: 27,312,083 km (0.105 R)
• M60: 28,745,081 km (0.115 R)
• M61: 29,976,571 km (0.065 R)
• M62: 30,655,596 km (0.084 R)
• M63: 31,054,124 km (0.086 R)
• M64: 31,511,595 km (0.097 R)
• M65: 35,429,713 km (0.118 R)
• M66: 36,207,621 km (0.107 R)
• M67: 37,536,948 km (0.118 R)
• M68: 37,963,152 km (0.073 R)
• M69: 38,207,446 km (0.06 R)
• M70: 39,128,370 km (0.075 R)
• M71: 39,746,359 km (0.054 R)
• M72: 40,804,315 km (0.037 R)
• M73: 41,431,130 km (0.093 R)
• M74: 42,250,478 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.1

Radius: 11.7

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.94 AU - 8.68 AU

Year: 7932 Days

Day: 5.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 88,534,600 km

• M1: 194,178 km (0.071 R)
• M2: 380,727 km (0.113 R)
• M3: 610,509 km (0.119 R)
• M4: 1,075,459 km (0.099 R)
• M5: 1,262,456 km (0.079 R)
• M6: 1,587,981 km (0.075 R)
• M7: 2,098,559 km (0.046 R)
• M8: 2,755,892 km (0.104 R)
• M9: 3,097,424 km (0.118 R)
• M10: 5,393,901 km (0.078 R)
• M11: 6,182,282 km (0.055 R)
• M12: 6,497,185 km (0.068 R)
• M13: 6,576,771 km (0.095 R)
• M14: 7,033,793 km (0.111 R)
• M15: 8,466,043 km (0.102 R)
• M16: 8,815,952 km (0.106 R)
• M17: 9,439,626 km (0.118 R)
• M18: 9,893,954 km (0.059 R)
• M19: 10,293,530 km (0.099 R)
• M20: 10,886,985 km (0.076 R)
• M21: 11,013,395 km (0.114 R)
• M22: 11,108,539 km (0.119 R)
• M23: 11,299,576 km (0.11 R)
• M24: 11,427,482 km (0.054 R)
• M25: 11,555,987 km (0.116 R)
• M26: 12,667,050 km (0.068 R)
• M27: 12,833,403 km (0.112 R)
• M28: 13,000,354 km (0.111 R)
• M29: 13,201,713 km (0.097 R)
• M30: 14,258,622 km (0.074 R)
• M31: 14,605,390 km (0.103 R)
• M32: 14,990,006 km (0.106 R)
• M33: 15,166,083 km (0.092 R)
• M34: 16,164,050 km (0.083 R)
• M35: 16,344,465 km (0.118 R)
• M36: 18,185,566 km (0.067 R)
• M37: 18,373,311 km (0.077 R)
• M38: 18,523,956 km (0.093 R)
• M39: 18,750,747 km (0.082 R)
• M40: 19,628,437 km (0.054 R)
• M41: 20,052,996 km (0.036 R)
• M42: 20,208,129 km (0.108 R)
• M43: 20,324,666 km (0.082 R)
• M44: 20,871,745 km (0.074 R)
• M45: 21,344,624 km (0.11 R)
• M46: 22,542,155 km (0.111 R)
• M47: 22,824,746 km (0.097 R)
• M48: 23,434,207 km (0.064 R)
• M49: 23,843,507 km (0.097 R)
• M50: 24,213,762 km (0.084 R)
• M51: 26,390,860 km (0.052 R)
• M52: 27,030,540 km (0.105 R)
• M53: 27,588,989 km (0.058 R)
• M54: 28,717,256 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.7

Radius: 8

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 13.82 AU - 19.36 AU

Year: 24558 Days

Day: 19.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 88,534,600 km

• M1: 388,057 km (0.06 R)
• M2: 860,637 km (0.051 R)
• M3: 2,176,051 km (0.089 R)
• M4: 2,252,495 km (0.07 R)
• M5: 2,730,012 km (0.111 R)
• M6: 3,414,272 km (0.079 R)
• M7: 3,729,774 km (0.032 R)
• M8: 4,196,968 km (0.113 R)
• M9: 4,682,413 km (0.096 R)
• M10: 5,083,784 km (0.062 R)
• M11: 5,496,076 km (0.077 R)
• M12: 6,189,014 km (0.119 R)
• M13: 6,573,630 km (0.112 R)
• M14: 7,832,047 km (0.03 R)
• M15: 8,367,906 km (0.039 R)
• M16: 9,349,717 km (0.08 R)
• M17: 10,045,796 km (0.076 R)
• M18: 10,627,582 km (0.095 R)
• M19: 10,955,501 km (0.032 R)
• M20: 11,153,868 km (0.105 R)
• M21: 11,220,289 km (0.068 R)
• M22: 11,487,172 km (0.094 R)
• M23: 11,891,385 km (0.067 R)
• M24: 12,095,287 km (0.089 R)
• M25: 12,714,024 km (0.083 R)
• M26: 13,625,673 km (0.098 R)
• M27: 13,696,583 km (0.054 R)
• M28: 14,053,523 km (0.109 R)
• M29: 14,413,456 km (0.09 R)
• M30: 14,485,861 km (0.097 R)
• M31: 15,289,650 km (0.11 R)
• M32: 16,788,023 km (0.114 R)
• M33: 16,940,463 km (0.058 R)
• M34: 18,176,141 km (0.11 R)
• M35: 18,489,698 km (0.076 R)
• M36: 18,884,038 km (0.071 R)
• M37: 19,042,463 km (0.1 R)
• M38: 20,407,693 km (0.074 R)
• M39: 20,815,197 km (0.11 R)
• M40: 21,555,557 km (0.11 R)
• M41: 21,721,162 km (0.104 R)
• M42: 23,486,267 km (0.066 R)
• M43: 26,528,789 km (0.097 R)
• M44: 29,785,086 km (0.116 R)
• M45: 29,969,689 km (0.066 R)
• M46: 30,061,991 km (0.027 R)
• M47: 33,452,178 km (0.117 R)
• M48: 33,740,154 km (0.086 R)
• M49: 33,932,537 km (0.046 R)
• M50: 34,415,140 km (0.057 R)
• M51: 35,484,914 km (0.097 R)
• M52: 35,582,751 km (0.084 R)
• M53: 36,072,983 km (0.084 R)
• M54: 36,862,262 km (0.082 R)
• M55: 37,258,846 km (0.084 R)
• M56: 37,557,443 km (0.025 R)
• M57: 37,657,075 km (0.046 R)
• M58: 38,256,963 km (0.057 R)
• M59: 38,457,573 km (0.109 R)
• M60: 39,466,013 km (0.1 R)
• M61: 40,790,103 km (0.077 R)
• M62: 40,892,578 km (0.119 R)
• M63: 44,743,078 km (0.089 R)
• M64: 45,060,225 km (0.111 R)
• M65: 45,909,941 km (0.106 R)
• M66: 46,229,931 km (0.1 R)
• M67: 46,443,557 km (0.109 R)
• M68: 47,517,220 km (0.047 R)
• M69: 48,273,587 km (0.105 R)
• M70: 50,346,565 km (0.114 R)
• M71: 50,456,519 km (0.078 R)
• M72: 51,892,509 km (0.059 R)
• M73: 52,337,114 km (0.061 R)
• M74: 53,118,165 km (0.119 R)
• M75: 53,566,210 km (0.083 R)
• M76: 55,484,354 km (0.079 R)
• M77: 55,711,593 km (0.072 R)
• M78: 61,489,662 km (0.071 R)
• M79: 63,497,115 km (0.059 R)
• M80: 65,886,343 km (0.079 R)
• M81: 66,006,620 km (0.119 R)
• M82: 67,334,002 km (0.066 R)
• M83: 73,228,307 km (0.104 R)
• M84: 73,352,922 km (0.116 R)
• M85: 73,851,682 km (0.112 R)
• M86: 74,351,787 km (0.109 R)
• M87: 74,602,214 km (0.104 R)
• M88: 77,121,891 km (0.108 R)
• M89: 78,392,127 km (0.102 R)
• M90: 78,902,255 km (0.111 R)
• M91: 79,285,525 km (0.111 R)
• M92: 80,696,083 km (0.053 R)
• M93: 80,824,738 km (0.111 R)
• M94: 81,598,009 km (0.108 R)
• M95: 82,373,824 km (0.101 R)
• M96: 82,762,628 km (0.076 R)
• M97: 86,815,684 km (0.069 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 17,197 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit