🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.46 AU - 0.7 AU

Year: 166 Days

Day: 40 Hours

Environment

Temp: 184 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.75 AU - 0.93 AU

Year: 290 Days

Day: 28.8 Hours

Environment

Temp: 78 °C

Axial Tilt: 48 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.7 AU - 1.08 AU

Year: 316 Days

Day: 38.5 Hours

Environment

Temp: 26 °C

Axial Tilt: 21.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,981,190 km

• M1: 142,118 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.95 AU - 3.63 AU

Year: 2248 Days

Day: 33.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.84 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728

Radius: 10.1

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.38 AU - 4.38 AU

Year: 3453 Days

Day: 9.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 81,981,190 km

• M1: 126,410 km (0.106 R)
• M2: 203,752 km (0.089 R)
• M3: 354,248 km (0.078 R)
• M4: 637,437 km (0.084 R)
• M5: 871,707 km (0.106 R)
• M6: 999,463 km (0.08 R)
• M7: 1,084,136 km (0.067 R)
• M8: 1,313,619 km (0.082 R)
• M9: 1,615,657 km (0.088 R)
• M10: 1,849,030 km (0.092 R)
• M11: 2,235,890 km (0.12 R)
• M12: 2,316,224 km (0.112 R)
• M13: 2,446,972 km (0.117 R)
• M14: 2,854,178 km (0.12 R)
• M15: 3,030,254 km (0.11 R)
• M16: 3,282,626 km (0.054 R)
• M17: 3,393,029 km (0.114 R)
• M18: 3,808,163 km (0.097 R)
• M19: 3,982,744 km (0.061 R)
• M20: 4,140,271 km (0.092 R)
• M21: 4,563,333 km (0.089 R)
• M22: 5,000,309 km (0.12 R)
• M23: 5,234,579 km (0.101 R)
• M24: 5,342,290 km (0.11 R)
• M25: 5,494,431 km (0.076 R)
• M26: 5,603,787 km (0.099 R)
• M27: 5,736,181 km (0.062 R)
• M28: 5,825,042 km (0.12 R)
• M29: 6,162,235 km (0.083 R)
• M30: 6,321,707 km (0.078 R)
• M31: 6,436,598 km (0.064 R)
• M32: 7,187,729 km (0.116 R)
• M33: 7,379,962 km (0.112 R)
• M34: 7,573,841 km (0.082 R)
• M35: 7,671,379 km (0.056 R)
• M36: 8,041,035 km (0.062 R)
• M37: 8,568,368 km (0.08 R)
• M38: 8,746,688 km (0.113 R)
• M39: 8,849,013 km (0.087 R)
• M40: 8,951,937 km (0.092 R)
• M41: 9,081,040 km (0.089 R)
• M42: 9,472,088 km (0.1 R)
• M43: 9,603,585 km (0.081 R)
• M44: 9,815,415 km (0.074 R)
• M45: 10,082,298 km (0.115 R)
• M46: 10,189,709 km (0.092 R)
• M47: 10,705,373 km (0.063 R)
• M48: 11,035,386 km (0.066 R)
• M49: 11,118,413 km (0.071 R)
• M50: 11,705,435 km (0.111 R)
• M51: 11,818,531 km (0.118 R)
• M52: 12,074,044 km (0.119 R)
• M53: 12,302,630 km (0.066 R)
• M54: 12,822,482 km (0.079 R)
• M55: 13,202,311 km (0.102 R)
• M56: 13,615,501 km (0.096 R)
• M57: 13,704,661 km (0.08 R)
• M58: 13,793,971 km (0.105 R)
• M59: 15,527,361 km (0.116 R)
• M60: 15,651,528 km (0.095 R)
• M61: 15,744,877 km (0.1 R)
• M62: 16,088,802 km (0.113 R)
• M63: 16,151,633 km (0.116 R)
• M64: 16,403,706 km (0.058 R)
• M65: 16,530,266 km (0.087 R)
• M66: 16,656,975 km (0.051 R)
• M67: 16,879,726 km (0.111 R)
• M68: 17,748,142 km (0.116 R)
• M69: 17,910,605 km (0.09 R)
• M70: 18,073,517 km (0.092 R)
• M71: 19,561,866 km (0.082 R)
• M72: 20,032,950 km (0.104 R)
• M73: 20,507,624 km (0.066 R)
• M74: 21,572,163 km (0.099 R)
• M75: 21,710,840 km (0.058 R)
• M76: 21,849,816 km (0.085 R)
• M77: 22,163,523 km (0.118 R)
• M78: 23,291,192 km (0.102 R)
• M79: 23,397,855 km (0.095 R)
• M80: 23,826,154 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.5

Radius: 12.6

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.62 AU - 5.94 AU

Year: 3937 Days

Day: 7.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 81,981,190 km

• M1: 172,187 km (0.076 R)
• M2: 280,346 km (0.112 R)
• M3: 370,704 km (0.083 R)
• M4: 491,279 km (0.084 R)
• M5: 584,479 km (0.03 R)
• M6: 673,639 km (0.07 R)
• M7: 792,719 km (0.084 R)
• M8: 1,047,185 km (0.079 R)
• M9: 1,188,405 km (0.071 R)
• M10: 1,306,289 km (0.072 R)
• M11: 1,498,671 km (0.095 R)
• M12: 1,643,183 km (0.072 R)
• M13: 1,725,611 km (0.057 R)
• M14: 1,826,440 km (0.106 R)
• M15: 2,078,662 km (0.041 R)
• M16: 2,259,377 km (0.101 R)
• M17: 2,492,749 km (0.097 R)
• M18: 2,617,215 km (0.093 R)
• M19: 2,724,327 km (0.112 R)
• M20: 2,962,935 km (0.083 R)
• M21: 3,095,330 km (0.105 R)
• M22: 3,187,931 km (0.111 R)
• M23: 3,440,003 km (0.076 R)
• M24: 3,557,587 km (0.106 R)
• M25: 3,687,588 km (0.114 R)
• M26: 3,963,596 km (0.025 R)
• M27: 4,053,205 km (0.088 R)
• M28: 4,166,450 km (0.119 R)
• M29: 4,292,113 km (0.066 R)
• M30: 4,535,658 km (0.108 R)
• M31: 4,819,744 km (0.098 R)
• M32: 5,085,131 km (0.084 R)
• M33: 5,207,502 km (0.085 R)
• M34: 5,355,604 km (0.094 R)
• M35: 5,530,035 km (0.028 R)
• M36: 5,668,563 km (0.068 R)
• M37: 5,808,137 km (0.116 R)
• M38: 5,923,328 km (0.108 R)
• M39: 6,142,937 km (0.09 R)
• M40: 6,234,042 km (0.112 R)
• M41: 6,497,185 km (0.073 R)
• M42: 6,912,170 km (0.092 R)
• M43: 7,143,448 km (0.086 R)
• M44: 7,627,696 km (0.041 R)
• M45: 7,810,355 km (0.027 R)
• M46: 7,909,239 km (0.119 R)
• M47: 8,222,946 km (0.118 R)
• M48: 8,439,265 km (0.112 R)
• M49: 8,555,353 km (0.12 R)
• M50: 8,774,514 km (0.091 R)
• M51: 8,921,568 km (0.054 R)
• M52: 9,203,411 km (0.105 R)
• M53: 9,548,682 km (0.08 R)
• M54: 9,760,812 km (0.051 R)
• M55: 9,959,179 km (0.105 R)
• M56: 10,143,633 km (0.071 R)
• M57: 10,500,125 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 605.3

Radius: 3.8

Gravity: 41.92 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 15.35 AU - 16.37 AU

Year: 23795 Days

Day: 22.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 81,981,190 km

• M1: 85,271 km (0.102 R)
• M2: 141,819 km (0.093 R)
• M3: 351,854 km (0.076 R)
• M4: 583,731 km (0.112 R)
• M5: 678,277 km (0.113 R)
• M6: 908,957 km (0.063 R)
• M7: 1,936,096 km (0.104 R)
• M8: 2,149,721 km (0.097 R)
• M9: 2,795,236 km (0.057 R)
• M10: 3,242,534 km (0.066 R)
• M11: 3,711,822 km (0.049 R)
• M12: 4,021,340 km (0.057 R)
• M13: 4,066,220 km (0.119 R)
• M14: 4,247,532 km (0.118 R)
• M15: 4,950,642 km (0.119 R)
• M16: 6,619,855 km (0.081 R)
• M17: 7,048,304 km (0.117 R)
• M18: 7,430,676 km (0.099 R)
• M19: 8,045,074 km (0.077 R)
• M20: 9,084,929 km (0.116 R)
• M21: 9,262,352 km (0.106 R)
• M22: 9,740,916 km (0.11 R)
• M23: 10,412,161 km (0.105 R)
• M24: 10,535,729 km (0.093 R)
• M25: 12,186,691 km (0.116 R)
• M26: 13,375,994 km (0.115 R)
• M27: 13,645,271 km (0.086 R)
• M28: 14,257,575 km (0.085 R)
• M29: 15,298,028 km (0.102 R)
• M30: 16,076,386 km (0.086 R)
• M31: 17,745,000 km (0.085 R)
• M32: 18,562,253 km (0.089 R)
• M33: 19,013,291 km (0.103 R)
• M34: 19,849,393 km (0.087 R)
• M35: 20,002,731 km (0.107 R)
• M36: 20,775,105 km (0.111 R)
• M37: 21,951,842 km (0.091 R)
• M38: 22,668,266 km (0.096 R)
• M39: 23,554,334 km (0.06 R)
• M40: 23,716,648 km (0.107 R)
• M41: 25,776,461 km (0.061 R)
• M42: 27,635,963 km (0.118 R)
• M43: 27,807,103 km (0.053 R)
• M44: 27,892,972 km (0.045 R)
• M45: 27,978,691 km (0.091 R)
• M46: 29,800,943 km (0.096 R)
• M47: 30,240,462 km (0.087 R)
• M48: 30,328,575 km (0.076 R)
• M49: 31,036,921 km (0.086 R)
• M50: 31,393,113 km (0.029 R)
• M51: 31,482,273 km (0.049 R)
• M52: 32,289,504 km (0.081 R)
• M53: 33,741,201 km (0.058 R)
• M54: 35,399,643 km (0.057 R)
• M55: 37,084,265 km (0.028 R)
• M56: 39,274,827 km (0.032 R)
• M57: 39,660,041 km (0.045 R)
• M58: 40,531,299 km (0.074 R)
• M59: 40,725,776 km (0.054 R)
• M60: 41,213,316 km (0.082 R)
• M61: 41,899,222 km (0.101 R)
• M62: 41,997,358 km (0.066 R)
• M63: 43,580,403 km (0.108 R)
• M64: 43,979,081 km (0.036 R)
• M65: 44,579,567 km (0.097 R)
• M66: 44,679,947 km (0.077 R)
• M67: 44,880,857 km (0.046 R)
• M68: 45,788,467 km (0.112 R)
• M69: 47,008,289 km (0.118 R)
• M70: 49,479,645 km (0.104 R)
• M71: 51,360,539 km (0.057 R)
• M72: 51,465,856 km (0.088 R)
• M73: 51,781,807 km (0.103 R)
• M74: 51,887,273 km (0.088 R)
• M75: 52,098,356 km (0.096 R)
• M76: 52,415,653 km (0.059 R)
• M77: 54,225,638 km (0.113 R)
• M78: 54,332,750 km (0.084 R)
• M79: 55,192,190 km (0.12 R)
• M80: 55,299,900 km (0.104 R)
• M81: 59,998,470 km (0.108 R)
• M82: 65,164,384 km (0.1 R)
• M83: 68,493,385 km (0.115 R)
• M84: 70,120,262 km (0.109 R)
• M85: 72,938,686 km (0.109 R)
• M86: 73,412,013 km (0.113 R)
• M87: 73,648,977 km (0.102 R)
• M88: 73,767,608 km (0.076 R)
• M89: 74,005,019 km (0.079 R)
• M90: 75,195,968 km (0.104 R)
• M91: 75,554,554 km (0.069 R)
• M92: 79,657,126 km (0.107 R)
• M93: 80,388,660 km (0.109 R)
• M94: 80,755,324 km (0.114 R)
• M95: 80,999,917 km (0.116 R)
• M96: 81,122,437 km (0.068 R)
• M97: 81,244,958 km (0.089 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 17,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit