🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.51 AU - 0.79 AU

Year: 229 Days

Day: 44.6 Hours

Environment

Temp: -5 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.47 AU - 1.89 AU

Year: 951 Days

Day: 25.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,249,820 km

• M1: 1,474,287 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.79 AU - 2.63 AU

Year: 1434 Days

Day: 42.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.25 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.3

Radius: 11.2

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 7.14 AU - 9.42 AU

Year: 10401 Days

Day: 11.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 89,249,820 km

• M1: 181,313 km (0.098 R)
• M2: 418,575 km (0.11 R)
• M3: 767,736 km (0.114 R)
• M4: 1,034,320 km (0.064 R)
• M5: 1,214,436 km (0.106 R)
• M6: 1,420,282 km (0.118 R)
• M7: 1,702,125 km (0.077 R)
• M8: 1,783,655 km (0.059 R)
• M9: 1,883,288 km (0.068 R)
• M10: 2,140,746 km (0.1 R)
• M11: 2,336,868 km (0.065 R)
• M12: 2,804,960 km (0.116 R)
• M13: 3,139,910 km (0.089 R)
• M14: 3,343,213 km (0.086 R)
• M15: 3,488,024 km (0.09 R)
• M16: 3,571,649 km (0.084 R)
• M17: 3,719,901 km (0.116 R)
• M18: 4,198,763 km (0.095 R)
• M19: 4,813,461 km (0.089 R)
• M20: 4,930,297 km (0.093 R)
• M21: 5,899,841 km (0.107 R)
• M22: 6,329,486 km (0.112 R)
• M23: 7,192,516 km (0.046 R)
• M24: 7,326,556 km (0.063 R)
• M25: 7,488,570 km (0.094 R)
• M26: 7,733,612 km (0.091 R)
• M27: 8,009,021 km (0.045 R)
• M28: 8,175,972 km (0.117 R)
• M29: 8,768,978 km (0.086 R)
• M30: 8,912,293 km (0.033 R)
• M31: 9,376,047 km (0.091 R)
• M32: 9,936,889 km (0.055 R)
• M33: 10,146,326 km (0.119 R)
• M34: 10,266,603 km (0.096 R)
• M35: 10,813,981 km (0.026 R)
• M36: 12,287,670 km (0.093 R)
• M37: 12,738,707 km (0.06 R)
• M38: 13,129,756 km (0.083 R)
• M39: 13,425,661 km (0.106 R)
• M40: 13,690,449 km (0.092 R)
• M41: 13,856,802 km (0.059 R)
• M42: 14,191,752 km (0.112 R)
• M43: 14,563,054 km (0.081 R)
• M44: 15,074,828 km (0.103 R)
• M45: 15,281,123 km (0.056 R)
• M46: 15,696,557 km (0.109 R)
• M47: 16,538,643 km (0.106 R)
• M48: 17,829,224 km (0.116 R)
• M49: 18,193,345 km (0.117 R)
• M50: 19,226,318 km (0.063 R)
• M51: 19,562,315 km (0.116 R)
• M52: 19,749,911 km (0.093 R)
• M53: 19,900,406 km (0.096 R)
• M54: 20,202,444 km (0.065 R)
• M55: 21,117,834 km (0.101 R)
• M56: 23,584,404 km (0.101 R)
• M57: 23,704,082 km (0.076 R)
• M58: 24,912,384 km (0.115 R)
• M59: 25,074,997 km (0.119 R)
• M60: 25,647,059 km (0.08 R)
• M61: 26,140,732 km (0.096 R)
• M62: 26,388,765 km (0.048 R)
• M63: 27,472,452 km (0.114 R)
• M64: 28,019,831 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.4

Radius: 7.6

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 14.22 AU - 17.8 AU

Year: 27966 Days

Day: 18.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 89,249,820 km

• M1: 170,691 km (0.037 R)
• M2: 703,559 km (0.107 R)
• M3: 1,182,272 km (0.118 R)
• M4: 1,640,640 km (0.09 R)
• M5: 1,999,525 km (0.104 R)
• M6: 2,111,873 km (0.055 R)
• M7: 2,421,990 km (0.032 R)
• M8: 2,913,867 km (0.082 R)
• M9: 3,800,684 km (0.098 R)
• M10: 4,273,413 km (0.081 R)
• M11: 6,015,779 km (0.046 R)
• M12: 6,124,387 km (0.101 R)
• M13: 8,797,103 km (0.118 R)
• M14: 10,381,045 km (0.106 R)
• M15: 10,774,188 km (0.109 R)
• M16: 10,972,555 km (0.051 R)
• M17: 11,982,490 km (0.111 R)
• M18: 12,602,723 km (0.103 R)
• M19: 12,672,286 km (0.109 R)
• M20: 13,303,888 km (0.085 R)
• M21: 13,374,798 km (0.075 R)
• M22: 13,445,707 km (0.111 R)
• M23: 14,744,217 km (0.091 R)
• M24: 15,482,781 km (0.095 R)
• M25: 15,631,930 km (0.079 R)
• M26: 16,082,220 km (0.111 R)
• M27: 17,149,601 km (0.034 R)
• M28: 17,926,014 km (0.06 R)
• M29: 18,476,235 km (0.059 R)
• M30: 18,634,509 km (0.112 R)
• M31: 19,111,876 km (0.057 R)
• M32: 19,593,282 km (0.114 R)
• M33: 19,835,481 km (0.115 R)
• M34: 19,997,495 km (0.08 R)
• M35: 21,226,741 km (0.112 R)
• M36: 21,558,699 km (0.039 R)
• M37: 21,892,302 km (0.07 R)
• M38: 22,480,222 km (0.03 R)
• M39: 22,564,744 km (0.045 R)
• M40: 24,102,311 km (0.113 R)
• M41: 24,361,864 km (0.03 R)
• M42: 25,233,570 km (0.105 R)
• M43: 25,761,651 km (0.104 R)
• M44: 26,115,599 km (0.103 R)
• M45: 26,560,504 km (0.114 R)
• M46: 29,189,237 km (0.064 R)
• M47: 29,373,542 km (0.044 R)
• M48: 31,994,646 km (0.072 R)
• M49: 32,089,641 km (0.082 R)
• M50: 33,044,674 km (0.051 R)
• M51: 33,525,780 km (0.065 R)
• M52: 34,203,010 km (0.118 R)
• M53: 35,669,667 km (0.088 R)
• M54: 36,064,157 km (0.114 R)
• M55: 36,163,041 km (0.058 R)
• M56: 39,577,613 km (0.114 R)
• M57: 40,498,537 km (0.102 R)
• M58: 45,314,691 km (0.117 R)
• M59: 45,742,092 km (0.049 R)
• M60: 46,170,690 km (0.078 R)
• M61: 46,600,634 km (0.103 R)
• M62: 47,139,935 km (0.113 R)
• M63: 47,681,329 km (0.116 R)
• M64: 48,879,459 km (0.099 R)
• M65: 49,098,470 km (0.091 R)
• M66: 50,308,418 km (0.071 R)
• M67: 50,529,374 km (0.058 R)
• M68: 50,861,630 km (0.071 R)
• M69: 52,421,338 km (0.094 R)
• M70: 54,676,526 km (0.095 R)
• M71: 58,698,913 km (0.05 R)
• M72: 60,569,186 km (0.073 R)
• M73: 61,393,470 km (0.115 R)
• M74: 63,410,947 km (0.076 R)
• M75: 63,649,705 km (0.084 R)
• M76: 65,450,116 km (0.114 R)
• M77: 67,145,508 km (0.098 R)
• M78: 68,855,412 km (0.083 R)
• M79: 69,592,481 km (0.055 R)
• M80: 71,074,696 km (0.085 R)
• M81: 72,193,090 km (0.116 R)
• M82: 72,816,913 km (0.119 R)
• M83: 73,944,432 km (0.114 R)
• M84: 74,573,342 km (0.08 R)
• M85: 74,699,303 km (0.119 R)
• M86: 75,077,636 km (0.071 R)
• M87: 77,871,975 km (0.113 R)
• M88: 78,639,861 km (0.04 R)
• M89: 79,024,776 km (0.089 R)
• M90: 79,796,551 km (0.059 R)
• M91: 80,312,365 km (0.077 R)
• M92: 80,958,777 km (0.028 R)
• M93: 83,692,379 km (0.065 R)
• M94: 85,136,447 km (0.03 R)
• M95: 86,191,711 km (0.116 R)
• M96: 86,986,075 km (0.094 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: 158 - 10,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit