🌌 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: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.47 AU - 0.67 AU

Year: 152 Days

Day: 16.2 Hours

Environment

Temp: 210 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 106,264,524 km

• M1: 59,989 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.57 AU - 0.61 AU

Year: 160 Days

Day: 43.6 Hours

Environment

Temp: 224 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 106,264,524 km

• M1: 182,509 km (0.045 R)
• M2: 257,608 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.68 AU - 0.8 AU

Year: 225 Days

Day: 17.9 Hours

Environment

Temp: 215 °C

Axial Tilt: 0.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 106,264,524 km

• M1: 376,089 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.83 AU - 0.91 AU

Year: 287 Days

Day: 12.6 Hours

Environment

Temp: 97 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.91 AU - 1.51 AU

Year: 470 Days

Day: 44.4 Hours

Environment

Temp: 12 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.39 AU - 1.65 AU

Year: 662 Days

Day: 41.3 Hours

Environment

Temp: 0 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 106,264,524 km

• M1: 1,112,709 km (0.093 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.75 AU - 2.85 AU

Year: 1654 Days

Day: 45.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.22 AU - 3.42 AU

Year: 1672 Days

Day: 47.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.5

Radius: 14.7

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.33 AU - 7.57 AU

Year: 5784 Days

Day: 10.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 106,264,524 km

• M1: 194,477 km (0.093 R)
• M2: 407,355 km (0.111 R)
• M3: 653,892 km (0.062 R)
• M4: 857,944 km (0.116 R)
• M5: 983,157 km (0.101 R)
• M6: 1,349,522 km (0.077 R)
• M7: 1,481,617 km (0.052 R)
• M8: 1,583,643 km (0.104 R)
• M9: 2,267,006 km (0.117 R)
• M10: 2,486,915 km (0.06 R)
• M11: 2,672,267 km (0.112 R)
• M12: 3,691,178 km (0.06 R)
• M13: 4,047,819 km (0.084 R)
• M14: 4,193,677 km (0.068 R)
• M15: 4,718,018 km (0.093 R)
• M16: 5,027,236 km (0.118 R)
• M17: 5,611,416 km (0.117 R)
• M18: 6,414,457 km (0.04 R)
• M19: 7,611,240 km (0.047 R)
• M20: 8,158,320 km (0.041 R)
• M21: 8,312,555 km (0.065 R)
• M22: 8,718,265 km (0.105 R)
• M23: 8,876,090 km (0.117 R)
• M24: 9,034,814 km (0.118 R)
• M25: 9,322,939 km (0.052 R)
• M26: 9,711,744 km (0.056 R)
• M27: 10,039,962 km (0.095 R)
• M28: 10,172,356 km (0.08 R)
• M29: 11,217,447 km (0.08 R)
• M30: 12,261,341 km (0.118 R)
• M31: 12,509,374 km (0.097 R)
• M32: 12,794,807 km (0.095 R)
• M33: 13,227,294 km (0.09 R)
• M34: 13,408,906 km (0.114 R)
• M35: 13,701,071 km (0.081 R)
• M36: 14,254,882 km (0.076 R)
• M37: 14,478,381 km (0.086 R)
• M38: 15,537,085 km (0.07 R)
• M39: 15,959,849 km (0.094 R)
• M40: 16,659,817 km (0.066 R)
• M41: 16,777,551 km (0.118 R)
• M42: 18,656,650 km (0.091 R)
• M43: 18,778,871 km (0.092 R)
• M44: 19,517,735 km (0.039 R)
• M45: 19,683,190 km (0.044 R)
• M46: 19,807,656 km (0.099 R)
• M47: 20,307,911 km (0.102 R)
• M48: 20,770,168 km (0.051 R)
• M49: 21,919,678 km (0.052 R)
• M50: 22,091,866 km (0.093 R)
• M51: 22,610,671 km (0.096 R)
• M52: 22,871,570 km (0.115 R)
• M53: 23,308,844 km (0.048 R)
• M54: 23,572,436 km (0.048 R)
• M55: 23,969,768 km (0.088 R)
• M56: 24,102,611 km (0.111 R)
• M57: 24,950,232 km (0.048 R)
• M58: 25,174,928 km (0.073 R)
• M59: 25,535,758 km (0.074 R)
• M60: 25,853,055 km (0.091 R)
• M61: 26,262,804 km (0.082 R)
• M62: 27,134,810 km (0.085 R)
• M63: 27,737,091 km (0.041 R)
• M64: 28,109,739 km (0.112 R)
• M65: 28,954,668 km (0.099 R)
• M66: 29,096,187 km (0.082 R)
• M67: 29,190,733 km (0.113 R)
• M68: 30,046,284 km (0.08 R)
• M69: 30,669,209 km (0.057 R)
• M70: 30,813,571 km (0.077 R)
• M71: 32,123,151 km (0.072 R)
• M72: 32,269,757 km (0.036 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.3

Radius: 6.2

Gravity: 24.28 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 14.49 AU - 22.67 AU

Year: 28279 Days

Day: 20.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 106,264,524 km

• M1: 86,617 km (0.091 R)
• M2: 126,410 km (0.03 R)
• M3: 252,970 km (0.105 R)
• M4: 447,447 km (0.094 R)
• M5: 713,731 km (0.108 R)
• M6: 1,159,084 km (0.11 R)
• M7: 1,522,158 km (0.077 R)
• M8: 1,796,371 km (0.073 R)
• M9: 2,214,647 km (0.097 R)
• M10: 2,755,144 km (0.097 R)
• M11: 4,004,137 km (0.061 R)
• M12: 5,402,877 km (0.038 R)
• M13: 5,520,760 km (0.088 R)
• M14: 5,759,219 km (0.049 R)
• M15: 6,123,041 km (0.091 R)
• M16: 6,557,024 km (0.054 R)
• M17: 8,118,826 km (0.032 R)
• M18: 8,941,016 km (0.111 R)
• M19: 9,789,236 km (0.102 R)
• M20: 9,861,192 km (0.05 R)
• M21: 10,295,924 km (0.083 R)
• M22: 13,590,219 km (0.112 R)
• M23: 14,480,924 km (0.105 R)
• M24: 16,660,416 km (0.078 R)
• M25: 16,832,154 km (0.102 R)
• M26: 17,525,540 km (0.111 R)
• M27: 17,875,599 km (0.118 R)
• M28: 18,582,748 km (0.034 R)
• M29: 21,595,051 km (0.066 R)
• M30: 22,064,639 km (0.081 R)
• M31: 22,347,828 km (0.044 R)
• M32: 23,013,538 km (0.049 R)
• M33: 23,205,023 km (0.1 R)
• M34: 23,493,149 km (0.1 R)
• M35: 24,657,319 km (0.117 R)
• M36: 25,641,673 km (0.11 R)
• M37: 26,639,042 km (0.104 R)
• M38: 28,056,333 km (0.063 R)
• M39: 29,290,665 km (0.096 R)
• M40: 30,647,667 km (0.104 R)
• M41: 31,492,895 km (0.047 R)
• M42: 32,345,752 km (0.099 R)
• M43: 34,401,676 km (0.085 R)
• M44: 34,730,043 km (0.114 R)
• M45: 34,949,653 km (0.106 R)
• M46: 36,054,284 km (0.095 R)
• M47: 38,638,288 km (0.119 R)
• M48: 39,550,835 km (0.045 R)
• M49: 39,780,168 km (0.116 R)
• M50: 42,097,140 km (0.106 R)
• M51: 42,448,396 km (0.063 R)
• M52: 42,565,681 km (0.109 R)
• M53: 44,219,485 km (0.118 R)
• M54: 47,346,080 km (0.12 R)
• M55: 47,833,321 km (0.101 R)
• M56: 49,305,214 km (0.096 R)
• M57: 50,543,137 km (0.081 R)
• M58: 52,042,107 km (0.086 R)
• M59: 53,049,499 km (0.106 R)
• M60: 53,428,880 km (0.089 R)
• M61: 54,063,174 km (0.117 R)
• M62: 54,827,769 km (0.057 R)
• M63: 56,238,776 km (0.08 R)
• M64: 57,791,602 km (0.107 R)
• M65: 59,883,728 km (0.118 R)
• M66: 60,806,897 km (0.097 R)
• M67: 63,470,337 km (0.117 R)
• M68: 64,007,543 km (0.078 R)
• M69: 64,951,207 km (0.076 R)
• M70: 66,035,492 km (0.087 R)
• M71: 66,307,461 km (0.114 R)
• M72: 66,443,595 km (0.11 R)
• M73: 66,579,879 km (0.047 R)
• M74: 69,462,031 km (0.1 R)
• M75: 69,877,165 km (0.04 R)
• M76: 72,244,701 km (0.118 R)
• M77: 74,496,897 km (0.115 R)
• M78: 77,058,013 km (0.109 R)
• M79: 78,349,491 km (0.117 R)
• M80: 80,082,433 km (0.105 R)
• M81: 80,808,132 km (0.053 R)
• M82: 84,617,193 km (0.11 R)
• M83: 85,652,710 km (0.097 R)
• M84: 91,043,918 km (0.042 R)
• M85: 95,312,244 km (0.117 R)
• M86: 95,465,881 km (0.092 R)
• M87: 95,619,668 km (0.045 R)
• M88: 96,698,119 km (0.107 R)
• M89: 98,090,576 km (0.105 R)
• M90: 98,400,842 km (0.103 R)
• M91: 98,866,989 km (0.108 R)
• M92: 99,022,571 km (0.096 R)
• M93: 101,993,135 km (0.115 R)
• M94: 102,307,441 km (0.11 R)
• M95: 103,252,600 km (0.1 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 18,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit