🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.46 AU - 0.58 AU

Year: 144 Days

Day: 45 Hours

Environment

Temp: 145 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.7 AU - 0.86 AU

Year: 264 Days

Day: 34.3 Hours

Environment

Temp: 83 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.35 AU - 1.81 AU

Year: 760 Days

Day: 18.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,979,551 km

• M1: 1,065,137 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.33 AU - 2.09 AU

Year: 856 Days

Day: 13.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.43 AU - 2.89 AU

Year: 1661 Days

Day: 29.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.76 AU - 3.12 AU

Year: 1930 Days

Day: 22.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,979,551 km

• M1: 378,183 km (0.033 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.72 AU - 3.26 AU

Year: 1980 Days

Day: 28.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.6 AU - 3.38 AU

Year: 1980 Days

Day: 39.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.1

Radius: 14.6

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.38 AU - 10.34 AU

Year: 10098 Days

Day: 10.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 69,979,551 km

• M1: 247,584 km (0.07 R)
• M2: 453,730 km (0.045 R)
• M3: 549,323 km (0.087 R)
• M4: 681,568 km (0.076 R)
• M5: 1,016,368 km (0.116 R)
• M6: 1,329,775 km (0.078 R)
• M7: 1,422,676 km (0.063 R)
• M8: 1,674,898 km (0.032 R)
• M9: 1,837,810 km (0.111 R)
• M10: 2,027,500 km (0.106 R)
• M11: 2,179,791 km (0.104 R)
• M12: 2,313,531 km (0.066 R)
• M13: 3,879,522 km (0.09 R)
• M14: 4,547,626 km (0.051 R)
• M15: 5,072,415 km (0.073 R)
• M16: 5,895,951 km (0.117 R)
• M17: 6,500,476 km (0.095 R)
• M18: 7,091,537 km (0.078 R)
• M19: 9,075,804 km (0.1 R)
• M20: 9,330,868 km (0.071 R)
• M21: 9,699,178 km (0.1 R)
• M22: 9,847,878 km (0.093 R)
• M23: 10,223,070 km (0.093 R)
• M24: 10,412,311 km (0.09 R)
• M25: 11,259,334 km (0.12 R)
• M26: 12,692,781 km (0.095 R)
• M27: 12,855,693 km (0.057 R)
• M28: 13,265,741 km (0.118 R)
• M29: 13,889,115 km (0.1 R)
• M30: 14,394,756 km (0.11 R)
• M31: 14,735,091 km (0.111 R)
• M32: 15,728,720 km (0.102 R)
• M33: 16,432,578 km (0.063 R)
• M34: 16,565,720 km (0.113 R)
• M35: 17,825,783 km (0.109 R)
• M36: 20,676,221 km (0.115 R)
• M37: 21,060,538 km (0.118 R)
• M38: 22,325,687 km (0.107 R)
• M39: 22,423,973 km (0.091 R)
• M40: 23,017,128 km (0.097 R)
• M41: 24,827,412 km (0.072 R)
• M42: 25,287,126 km (0.098 R)
• M43: 26,683,024 km (0.027 R)
• M44: 26,839,653 km (0.105 R)
• M45: 27,522,119 km (0.117 R)
• M46: 27,680,393 km (0.093 R)
• M47: 28,690,029 km (0.032 R)
• M48: 29,118,627 km (0.097 R)
• M49: 29,495,464 km (0.078 R)
• M50: 30,635,849 km (0.046 R)
• M51: 31,624,691 km (0.025 R)
• M52: 32,289,653 km (0.109 R)
• M53: 32,624,004 km (0.107 R)
• M54: 33,352,097 km (0.055 R)
• M55: 33,972,480 km (0.085 R)
• M56: 35,511,243 km (0.085 R)
• M57: 35,626,135 km (0.116 R)
• M58: 35,798,770 km (0.059 R)
• M59: 35,971,706 km (0.068 R)
• M60: 36,260,280 km (0.118 R)
• M61: 36,665,840 km (0.111 R)
• M62: 37,539,790 km (0.119 R)
• M63: 38,774,870 km (0.12 R)
• M64: 39,011,684 km (0.107 R)
• M65: 39,665,277 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.9

Radius: 5.4

Gravity: 23.28 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 10.97 AU - 14.81 AU

Year: 17719 Days

Day: 16.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 69,979,551 km

• M1: 147,803 km (0.114 R)
• M2: 208,689 km (0.057 R)
• M3: 360,232 km (0.094 R)
• M4: 394,789 km (0.082 R)
• M5: 626,516 km (0.109 R)
• M6: 779,555 km (0.097 R)
• M7: 1,043,744 km (0.073 R)
• M8: 1,417,889 km (0.054 R)
• M9: 1,474,437 km (0.032 R)
• M10: 1,649,167 km (0.117 R)
• M11: 1,892,263 km (0.097 R)
• M12: 1,954,795 km (0.099 R)
• M13: 2,049,940 km (0.061 R)
• M14: 2,973,407 km (0.083 R)
• M15: 3,496,551 km (0.066 R)
• M16: 4,752,874 km (0.077 R)
• M17: 4,881,229 km (0.104 R)
• M18: 5,540,208 km (0.096 R)
• M19: 5,585,087 km (0.106 R)
• M20: 5,630,116 km (0.084 R)
• M21: 7,528,662 km (0.091 R)
• M22: 8,031,610 km (0.097 R)
• M23: 8,184,649 km (0.057 R)
• M24: 8,235,812 km (0.081 R)
• M25: 8,493,569 km (0.104 R)
• M26: 8,911,246 km (0.059 R)
• M27: 9,016,712 km (0.049 R)
• M28: 9,228,992 km (0.085 R)
• M29: 9,389,211 km (0.115 R)
• M30: 11,554,940 km (0.114 R)
• M31: 11,612,385 km (0.107 R)
• M32: 12,017,496 km (0.103 R)
• M33: 12,722,701 km (0.11 R)
• M34: 12,960,711 km (0.093 R)
• M35: 13,200,217 km (0.106 R)
• M36: 13,441,219 km (0.079 R)
• M37: 13,501,657 km (0.11 R)
• M38: 14,730,005 km (0.114 R)
• M39: 16,768,276 km (0.073 R)
• M40: 16,963,800 km (0.092 R)
• M41: 17,820,098 km (0.109 R)
• M42: 18,286,993 km (0.114 R)
• M43: 18,960,932 km (0.084 R)
• M44: 20,263,630 km (0.08 R)
• M45: 21,665,960 km (0.058 R)
• M46: 21,736,870 km (0.118 R)
• M47: 22,594,066 km (0.088 R)
• M48: 23,099,108 km (0.107 R)
• M49: 23,389,477 km (0.103 R)
• M50: 23,535,036 km (0.094 R)
• M51: 23,754,047 km (0.096 R)
• M52: 24,194,015 km (0.056 R)
• M53: 24,710,875 km (0.097 R)
• M54: 24,784,926 km (0.083 R)
• M55: 24,859,127 km (0.119 R)
• M56: 25,605,022 km (0.07 R)
• M57: 26,434,093 km (0.104 R)
• M58: 27,042,508 km (0.028 R)
• M59: 27,271,991 km (0.075 R)
• M60: 27,732,603 km (0.101 R)
• M61: 28,661,606 km (0.111 R)
• M62: 30,948,508 km (0.071 R)
• M63: 31,670,019 km (0.1 R)
• M64: 32,154,267 km (0.087 R)
• M65: 32,478,296 km (0.119 R)
• M66: 32,722,141 km (0.073 R)
• M67: 33,539,095 km (0.113 R)
• M68: 36,030,198 km (0.061 R)
• M69: 36,198,346 km (0.109 R)
• M70: 36,282,570 km (0.078 R)
• M71: 37,297,891 km (0.067 R)
• M72: 39,270,039 km (0.097 R)
• M73: 41,804,377 km (0.047 R)
• M74: 44,481,281 km (0.089 R)
• M75: 46,479,310 km (0.083 R)
• M76: 47,213,088 km (0.082 R)
• M77: 47,673,550 km (0.114 R)
• M78: 48,043,057 km (0.095 R)
• M79: 50,844,576 km (0.111 R)
• M80: 51,222,161 km (0.047 R)
• M81: 51,505,948 km (0.078 R)
• M82: 52,075,019 km (0.087 R)
• M83: 54,468,585 km (0.071 R)
• M84: 56,604,244 km (0.105 R)
• M85: 59,858,895 km (0.069 R)
• M86: 63,782,847 km (0.103 R)
• M87: 64,597,857 km (0.104 R)
• M88: 67,063,828 km (0.105 R)
• M89: 67,270,722 km (0.069 R)
• M90: 67,374,243 km (0.108 R)
• M91: 67,788,929 km (0.081 R)
• M92: 68,412,453 km (0.109 R)
• M93: 68,620,693 km (0.076 R)
• M94: 69,874,772 km (0.119 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 13,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit