🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.45 AU - 0.65 AU

Year: 155 Days

Day: 18.5 Hours

Environment

Temp: 134 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,700,692 km

• M1: 111,899 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.69 AU - 0.79 AU

Year: 242 Days

Day: 26.2 Hours

Environment

Temp: 84 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.98 AU - 1.02 AU

Year: 381 Days

Day: 25.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 15.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.65 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.9

Radius: 12.4

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.74 AU - 4.86 AU

Year: 3395 Days

Day: 8.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,700,692 km

• M1: 154,235 km (0.096 R)
• M2: 655,388 km (0.102 R)
• M3: 1,063,491 km (0.081 R)
• M4: 1,891,964 km (0.067 R)
• M5: 2,372,772 km (0.058 R)
• M6: 2,840,564 km (0.11 R)
• M7: 3,300,129 km (0.111 R)
• M8: 4,287,325 km (0.082 R)
• M9: 4,986,995 km (0.084 R)
• M10: 5,838,057 km (0.119 R)
• M11: 6,448,416 km (0.086 R)
• M12: 6,955,403 km (0.117 R)
• M13: 7,519,387 km (0.077 R)
• M14: 9,046,782 km (0.106 R)
• M15: 10,732,899 km (0.09 R)
• M16: 11,528,012 km (0.077 R)
• M17: 12,706,544 km (0.117 R)
• M18: 13,415,339 km (0.119 R)
• M19: 16,258,446 km (0.09 R)
• M20: 18,123,184 km (0.096 R)
• M21: 18,512,587 km (0.074 R)
• M22: 19,193,108 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.3

Radius: 13.1

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.08 AU - 5 AU

Year: 3684 Days

Day: 6.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,700,692 km

• M1: 176,675 km (0.108 R)
• M2: 597,643 km (0.066 R)
• M3: 1,101,639 km (0.062 R)
• M4: 1,719,029 km (0.106 R)
• M5: 2,388,031 km (0.118 R)
• M6: 3,808,762 km (0.082 R)
• M7: 4,343,724 km (0.114 R)
• M8: 4,827,523 km (0.087 R)
• M9: 5,293,521 km (0.036 R)
• M10: 6,469,061 km (0.057 R)
• M11: 10,521,517 km (0.073 R)
• M12: 11,855,631 km (0.083 R)
• M13: 12,563,528 km (0.031 R)
• M14: 13,703,763 km (0.087 R)
• M15: 14,750,350 km (0.11 R)
• M16: 16,943,455 km (0.104 R)
• M17: 20,327,957 km (0.116 R)
• M18: 21,480,609 km (0.12 R)
• M19: 22,676,344 km (0.063 R)
• M20: 24,439,355 km (0.107 R)
• M21: 25,664,562 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613

Radius: 13.6

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.56 AU - 5.8 AU

Year: 4489 Days

Day: 7 Hours

Environment

Temp: -155 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,700,692 km

• M1: 175,478 km (0.119 R)
• M2: 681,418 km (0.083 R)
• M3: 1,634,207 km (0.082 R)
• M4: 2,461,633 km (0.12 R)
• M5: 2,945,582 km (0.107 R)
• M6: 3,374,330 km (0.107 R)
• M7: 5,924,375 km (0.069 R)
• M8: 6,802,963 km (0.102 R)
• M9: 8,706,297 km (0.107 R)
• M10: 10,172,655 km (0.102 R)
• M11: 11,075,030 km (0.063 R)
• M12: 11,751,661 km (0.06 R)
• M13: 12,503,839 km (0.109 R)
• M14: 13,539,355 km (0.076 R)
• M15: 14,104,237 km (0.115 R)
• M16: 21,331,759 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209

Radius: 8

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 8.46 AU - 11.96 AU

Year: 12423 Days

Day: 10.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,700,692 km

• M1: 99,931 km (0.086 R)
• M2: 392,545 km (0.056 R)
• M3: 687,552 km (0.038 R)
• M4: 1,093,710 km (0.118 R)
• M5: 1,364,482 km (0.093 R)
• M6: 1,735,485 km (0.101 R)
• M7: 2,124,140 km (0.098 R)
• M8: 2,461,932 km (0.104 R)
• M9: 2,738,539 km (0.118 R)
• M10: 3,289,358 km (0.111 R)
• M11: 4,035,253 km (0.116 R)
• M12: 6,914,862 km (0.071 R)
• M13: 8,052,853 km (0.068 R)
• M14: 8,541,290 km (0.112 R)
• M15: 10,266,303 km (0.117 R)
• M16: 10,743,521 km (0.079 R)
• M17: 11,537,736 km (0.073 R)
• M18: 12,856,291 km (0.109 R)
• M19: 13,242,852 km (0.089 R)
• M20: 13,981,267 km (0.114 R)
• M21: 14,627,381 km (0.079 R)
• M22: 15,170,570 km (0.087 R)
• M23: 21,288,525 km (0.088 R)
• M24: 25,015,158 km (0.12 R)
• M25: 31,287,198 km (0.057 R)
• M26: 34,997,225 km (0.099 R)
• M27: 36,077,471 km (0.086 R)
• M28: 37,291,458 km (0.107 R)

Asteroid Belt

Center: 11.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.2

Radius: 4.4

Gravity: 15.61 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 11.24 AU - 14.28 AU

Year: 17357 Days

Day: 22.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,700,692 km

• M1: 65,524 km (0.079 R)
• M2: 218,562 km (0.088 R)
• M3: 1,045,540 km (0.07 R)
• M4: 1,779,766 km (0.111 R)
• M5: 2,016,280 km (0.115 R)
• M6: 3,604,112 km (0.11 R)
• M7: 4,388,154 km (0.076 R)
• M8: 4,820,193 km (0.094 R)
• M9: 6,875,219 km (0.093 R)
• M10: 9,349,867 km (0.098 R)
• M11: 9,753,183 km (0.097 R)
• M12: 15,676,959 km (0.081 R)
• M13: 18,267,546 km (0.026 R)
• M14: 21,215,671 km (0.107 R)
• M15: 24,089,296 km (0.091 R)
• M16: 24,371,288 km (0.055 R)
• M17: 25,037,896 km (0.113 R)
• M18: 33,657,427 km (0.07 R)
• M19: 36,176,655 km (0.091 R)
• M20: 40,120,803 km (0.093 R)
• M21: 43,503,061 km (0.069 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 11,767 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit