🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.58 AU - 0.62 AU

Year: 174 Days

Day: 22.2 Hours

Environment

Temp: 192 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.12 AU - 1.12 AU

Year: 444 Days

Day: 27.8 Hours

Environment

Temp: 0 °C

Axial Tilt: 7.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.23 AU - 1.89 AU

Year: 730 Days

Day: 42.7 Hours

Environment

Temp: -53 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,069,508 km

• M1: 207,791 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.82 AU - 2.1 AU

Year: 1028 Days

Day: 18.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,069,508 km

• M1: 968,796 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.6 AU - 2.48 AU

Year: 1092 Days

Day: 27 Hours

Environment

Temp: -84 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.1

Radius: 13.4

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.57 AU - 9.33 AU

Year: 8400 Days

Day: 11.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 57,069,508 km

• M1: 169,794 km (0.098 R)
• M2: 303,684 km (0.119 R)
• M3: 566,078 km (0.061 R)
• M4: 676,332 km (0.104 R)
• M5: 781,649 km (0.056 R)
• M6: 1,363,585 km (0.106 R)
• M7: 1,906,176 km (0.114 R)
• M8: 2,407,179 km (0.107 R)
• M9: 2,837,423 km (0.111 R)
• M10: 3,456,758 km (0.082 R)
• M11: 3,552,052 km (0.079 R)
• M12: 3,696,863 km (0.065 R)
• M13: 3,917,669 km (0.077 R)
• M14: 4,092,549 km (0.087 R)
• M15: 4,244,540 km (0.069 R)
• M16: 4,424,207 km (0.07 R)
• M17: 4,871,206 km (0.086 R)
• M18: 5,277,813 km (0.039 R)
• M19: 5,443,567 km (0.089 R)
• M20: 6,037,471 km (0.11 R)
• M21: 6,152,960 km (0.101 R)
• M22: 6,269,198 km (0.118 R)
• M23: 6,386,184 km (0.097 R)
• M24: 6,771,398 km (0.082 R)
• M25: 7,042,619 km (0.072 R)
• M26: 8,291,013 km (0.108 R)
• M27: 8,548,920 km (0.111 R)
• M28: 8,875,043 km (0.076 R)
• M29: 9,843,989 km (0.077 R)
• M30: 10,048,788 km (0.087 R)
• M31: 10,254,784 km (0.094 R)
• M32: 11,377,666 km (0.112 R)
• M33: 12,172,330 km (0.114 R)
• M34: 12,392,089 km (0.12 R)
• M35: 12,613,344 km (0.104 R)
• M36: 13,511,081 km (0.114 R)
• M37: 14,429,463 km (0.077 R)
• M38: 15,170,720 km (0.061 R)
• M39: 15,407,384 km (0.082 R)
• M40: 15,724,980 km (0.093 R)
• M41: 15,844,658 km (0.074 R)
• M42: 15,964,486 km (0.088 R)
• M43: 16,487,780 km (0.09 R)
• M44: 16,690,485 km (0.056 R)
• M45: 18,007,694 km (0.088 R)
• M46: 18,552,230 km (0.111 R)
• M47: 18,636,454 km (0.094 R)
• M48: 20,566,266 km (0.078 R)
• M49: 20,740,847 km (0.068 R)
• M50: 20,916,026 km (0.115 R)
• M51: 21,003,691 km (0.115 R)
• M52: 21,355,844 km (0.055 R)
• M53: 21,532,669 km (0.04 R)
• M54: 22,424,122 km (0.113 R)
• M55: 22,603,789 km (0.086 R)
• M56: 22,964,769 km (0.047 R)
• M57: 23,191,260 km (0.092 R)
• M58: 23,327,544 km (0.119 R)
• M59: 23,601,009 km (0.081 R)
• M60: 23,783,817 km (0.073 R)
• M61: 25,263,490 km (0.057 R)
• M62: 25,732,031 km (0.102 R)
• M63: 26,108,868 km (0.108 R)
• M64: 26,297,959 km (0.096 R)
• M65: 26,582,494 km (0.109 R)
• M66: 26,677,639 km (0.106 R)
• M67: 27,059,113 km (0.097 R)
• M68: 27,586,446 km (0.076 R)
• M69: 28,214,308 km (0.086 R)
• M70: 28,700,351 km (0.072 R)
• M71: 28,846,658 km (0.094 R)
• M72: 29,189,237 km (0.119 R)
• M73: 29,878,285 km (0.062 R)
• M74: 30,821,948 km (0.046 R)
• M75: 31,122,042 km (0.097 R)
• M76: 31,473,298 km (0.083 R)
• M77: 32,129,135 km (0.066 R)
• M78: 32,281,126 km (0.116 R)
• M79: 33,249,473 km (0.096 R)
• M80: 33,351,948 km (0.109 R)
• M81: 34,278,856 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.8

Radius: 13

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8 AU - 10.82 AU

Year: 10817 Days

Day: 7.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 57,069,508 km

• M1: 166,203 km (0.058 R)
• M2: 480,508 km (0.115 R)
• M3: 609,911 km (0.054 R)
• M4: 959,521 km (0.063 R)
• M5: 1,213,388 km (0.09 R)
• M6: 1,550,283 km (0.099 R)
• M7: 1,786,199 km (0.091 R)
• M8: 2,102,299 km (0.043 R)
• M9: 2,188,467 km (0.091 R)
• M10: 2,293,635 km (0.112 R)
• M11: 2,527,456 km (0.089 R)
• M12: 2,960,392 km (0.078 R)
• M13: 3,215,606 km (0.093 R)
• M14: 3,498,645 km (0.104 R)
• M15: 3,853,342 km (0.111 R)
• M16: 3,981,398 km (0.114 R)
• M17: 4,530,272 km (0.105 R)
• M18: 5,009,883 km (0.119 R)
• M19: 5,386,271 km (0.117 R)
• M20: 5,602,141 km (0.064 R)
• M21: 7,324,013 km (0.081 R)
• M22: 7,697,558 km (0.109 R)
• M23: 8,214,718 km (0.048 R)
• M24: 8,297,446 km (0.072 R)
• M25: 9,225,401 km (0.035 R)
• M26: 9,833,068 km (0.114 R)
• M27: 10,067,937 km (0.11 R)
• M28: 10,304,750 km (0.086 R)
• M29: 10,394,060 km (0.076 R)
• M30: 10,663,336 km (0.116 R)
• M31: 10,935,156 km (0.025 R)
• M32: 11,178,551 km (0.112 R)
• M33: 11,516,343 km (0.12 R)
• M34: 11,764,077 km (0.058 R)
• M35: 12,804,531 km (0.074 R)
• M36: 12,964,750 km (0.072 R)
• M37: 13,061,240 km (0.098 R)
• M38: 13,547,134 km (0.101 R)
• M39: 13,907,366 km (0.112 R)
• M40: 14,006,101 km (0.042 R)
• M41: 14,403,582 km (0.047 R)
• M42: 14,838,314 km (0.072 R)
• M43: 16,690,186 km (0.106 R)
• M44: 17,005,837 km (0.118 R)
• M45: 17,394,492 km (0.04 R)
• M46: 18,072,470 km (0.107 R)
• M47: 18,686,569 km (0.114 R)
• M48: 19,675,860 km (0.056 R)
• M49: 19,972,363 km (0.081 R)
• M50: 20,607,107 km (0.116 R)
• M51: 21,324,428 km (0.108 R)
• M52: 22,126,871 km (0.078 R)
• M53: 22,551,131 km (0.101 R)
• M54: 22,822,502 km (0.106 R)
• M55: 23,016,979 km (0.099 R)
• M56: 23,133,964 km (0.099 R)
• M57: 23,525,312 km (0.103 R)
• M58: 23,879,411 km (0.108 R)
• M59: 24,553,050 km (0.109 R)
• M60: 24,712,521 km (0.05 R)
• M61: 26,162,723 km (0.056 R)
• M62: 27,392,268 km (0.07 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.4

Radius: 10.1

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 9.62 AU - 9.96 AU

Year: 11479 Days

Day: 10.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 57,069,508 km

• M1: 127,457 km (0.104 R)
• M2: 251,773 km (0.053 R)
• M3: 324,179 km (0.077 R)
• M4: 421,567 km (0.116 R)
• M5: 860,038 km (0.05 R)
• M6: 962,513 km (0.057 R)
• M7: 1,113,158 km (0.048 R)
• M8: 2,612,128 km (0.096 R)
• M9: 3,600,522 km (0.094 R)
• M10: 3,735,908 km (0.081 R)
• M11: 3,838,532 km (0.062 R)
• M12: 3,907,496 km (0.096 R)
• M13: 4,046,772 km (0.086 R)
• M14: 4,620,031 km (0.09 R)
• M15: 4,841,585 km (0.107 R)
• M16: 5,104,728 km (0.047 R)
• M17: 5,723,465 km (0.09 R)
• M18: 8,607,712 km (0.106 R)
• M19: 9,249,487 km (0.094 R)
• M20: 9,623,182 km (0.087 R)
• M21: 9,717,279 km (0.072 R)
• M22: 10,288,893 km (0.102 R)
• M23: 10,969,563 km (0.078 R)
• M24: 11,664,744 km (0.1 R)
• M25: 12,068,509 km (0.037 R)
• M26: 12,528,074 km (0.093 R)
• M27: 12,889,652 km (0.096 R)
• M28: 13,149,952 km (0.115 R)
• M29: 13,517,215 km (0.056 R)
• M30: 14,477,484 km (0.113 R)
• M31: 14,693,802 km (0.079 R)
• M32: 15,074,977 km (0.077 R)
• M33: 15,294,288 km (0.093 R)
• M34: 15,958,502 km (0.104 R)
• M35: 16,294,200 km (0.108 R)
• M36: 16,462,946 km (0.082 R)
• M37: 16,632,291 km (0.084 R)
• M38: 17,602,433 km (0.12 R)
• M39: 17,775,668 km (0.04 R)
• M40: 17,891,307 km (0.102 R)
• M41: 18,944,326 km (0.116 R)
• M42: 19,240,381 km (0.039 R)
• M43: 22,721,972 km (0.117 R)
• M44: 22,847,634 km (0.072 R)
• M45: 24,116,822 km (0.103 R)
• M46: 24,502,037 km (0.111 R)
• M47: 24,566,364 km (0.109 R)
• M48: 24,695,467 km (0.107 R)
• M49: 25,083,673 km (0.103 R)
• M50: 25,148,599 km (0.113 R)
• M51: 25,997,567 km (0.119 R)
• M52: 26,063,240 km (0.07 R)
• M53: 26,260,560 km (0.11 R)
• M54: 28,668,038 km (0.107 R)
• M55: 31,214,942 km (0.115 R)
• M56: 31,284,804 km (0.052 R)
• M57: 31,424,678 km (0.115 R)
• M58: 32,197,501 km (0.074 R)
• M59: 33,332,650 km (0.073 R)
• M60: 33,404,008 km (0.104 R)
• M61: 33,618,531 km (0.039 R)
• M62: 33,976,968 km (0.076 R)
• M63: 34,192,688 km (0.033 R)
• M64: 35,496,284 km (0.095 R)
• M65: 35,934,605 km (0.083 R)
• M66: 36,595,230 km (0.037 R)
• M67: 37,482,195 km (0.09 R)
• M68: 37,556,545 km (0.09 R)
• M69: 38,301,543 km (0.104 R)
• M70: 39,579,557 km (0.094 R)
• M71: 39,655,104 km (0.048 R)
• M72: 39,882,194 km (0.108 R)
• M73: 40,413,865 km (0.11 R)
• M74: 42,796,211 km (0.091 R)
• M75: 43,106,926 km (0.031 R)
• M76: 43,730,450 km (0.115 R)
• M77: 46,095,741 km (0.025 R)
• M78: 46,414,235 km (0.033 R)
• M79: 46,573,707 km (0.06 R)
• M80: 47,053,467 km (0.048 R)
• M81: 47,293,871 km (0.099 R)
• M82: 48,421,390 km (0.108 R)
• M83: 48,988,516 km (0.056 R)
• M84: 49,965,689 km (0.102 R)
• M85: 51,856,606 km (0.069 R)
• M86: 52,436,896 km (0.118 R)
• M87: 53,436,359 km (0.077 R)
• M88: 55,200,717 km (0.119 R)
• M89: 55,623,630 km (0.113 R)
• M90: 56,728,261 km (0.103 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 15,443 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit